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0000000000000000000000000000000000000000..80593c4dfa0f96c8d3ea5ff6131c13c0a94181eb --- /dev/null +++ b/venv/lib/python3.10/site-packages/evaluate/commands/evaluate_cli.py @@ -0,0 +1,137 @@ +import argparse +import os +import subprocess +from pathlib import Path + +from cookiecutter.main import cookiecutter +from huggingface_hub import HfApi, Repository, create_repo + +from evaluate.utils.logging import get_logger + + +logger = get_logger(__name__) + +INSTRUCTIONS = """\ +A new repository for your module "{module_name}" of type "{module_type}" has been created at {output_dir} and pushed to the Hugging Face Hub: {repo_url}. + +Here are the next steps: +- implement the module logic in {module_slug}/{module_slug}.py +- document your module in {module_slug}/README.md +- add test cases for your module in {module_slug}/tests.py +- if your module has any dependencies update them in {module_slug}/requirements.txt + +You can test your module's widget locally by running: + +``` +python {output_dir}/{module_slug}/app.py +``` + +When you are happy with your changes you can push your changes with the following commands to the Hugging Face Hub: + +``` +cd {output_dir}/{module_slug} +git add . +git commit -m "Updating module" +git push +``` + +You should then see the update widget on the Hugging Face Hub: {repo_url} +And you can load your module in Python with the following code: + +``` +from evaluate import load +module = load("{namespace}/{module_slug}") +``` +""" + + +def main(): + parser = argparse.ArgumentParser("HuggingFace Evaluate CLI tool", usage="evaluate-cli []") + subparsers = parser.add_subparsers() + parser_create = subparsers.add_parser("create", help="Create new evaluation module.") + parser_create.add_argument( + "module_name", type=str, help='Pretty name of new evaluation module, e.g. "Recall" or "Exact Match".' + ) + parser_create.add_argument( + "--module_type", + default="metric", + type=str, + help="Type of module, has to be one of [metric|comparison|measurement].", + ) + parser_create.add_argument( + "--dataset_name", default="", type=str, help="Name of dataset if evaluation module is dataset specific." + ) + parser_create.add_argument("--module_description", type=str, help="Short description of evaluation module.") + parser_create.add_argument("--output_dir", default=Path.cwd(), type=str, help="Path to output directory.") + parser_create.add_argument( + "--organization", default=None, type=str, help="Organization on the Hub to push evaluation module to." + ) + parser_create.add_argument("--private", action="store_true", help="Sets evaluation module repository to private.") + args = vars(parser.parse_args()) + + if args["module_type"] not in ["metric", "comparison", "measurement"]: + raise ValueError("The module_type needs to be one of metric, comparison, or measurement") + + if "-" in args["module_name"]: + raise ValueError("Hyphens ('-') are not allowed in module names.") + + output_dir = Path(args["output_dir"]) + organization = args["organization"] + module_slug = args["module_name"].lower().replace(" ", "_") + + if organization is None: + hfapi = HfApi() + namespace = hfapi.whoami()["name"] + else: + namespace = organization + args["namespace"] = namespace + repo_url = f"https://huggingface.co/spaces/{namespace}/{module_slug}" + + try: + create_repo(namespace + "/" + module_slug, repo_type="space", space_sdk="gradio", private=args["private"]) + except Exception as exception: + logger.error( + f"Could not create Space for module at hf.co/spaces/{namespace}/{module_slug}. Make sure this space does not exist already." + ) + raise exception + subprocess.run( + f"git clone {repo_url}".split(), + stderr=subprocess.PIPE, + stdout=subprocess.PIPE, + check=True, + encoding="utf-8", + cwd=output_dir, + env=os.environ.copy(), + ) + + repo = Repository( + local_dir=output_dir / module_slug, + ) + + cookiecutter( + "https://github.com/huggingface/evaluate/", + directory="templates", + no_input=True, + extra_context=args, + output_dir=output_dir, + overwrite_if_exists=True, + ) + + repo.git_add() + repo.git_commit("add module default template") + repo.git_push() + + print( + INSTRUCTIONS.format( + module_name=args["module_name"], + module_type=args["module_type"], + module_slug=module_slug, + namespace=namespace, + repo_url=repo_url, + output_dir=output_dir, + ) + ) + + +if __name__ == "__main__": + main() diff --git a/venv/lib/python3.10/site-packages/jsonlines-4.0.0.dist-info/RECORD b/venv/lib/python3.10/site-packages/jsonlines-4.0.0.dist-info/RECORD new file mode 100644 index 0000000000000000000000000000000000000000..f75f38bdfe1bad71254cfa4b29b6f77e21dcb6af --- /dev/null +++ b/venv/lib/python3.10/site-packages/jsonlines-4.0.0.dist-info/RECORD @@ -0,0 +1,11 @@ +jsonlines-4.0.0.dist-info/INSTALLER,sha256=zuuue4knoyJ-UwPPXg8fezS7VCrXJQrAP7zeNuwvFQg,4 +jsonlines-4.0.0.dist-info/LICENSE.rst,sha256=vKNU5jkrJCH_sfHiNFRcUVQzuSkTYsG7n9EAkiuQ60I,1543 +jsonlines-4.0.0.dist-info/METADATA,sha256=XDMhu0s_WdlpRSAcseysBZnpSInKa5EEMwyEZ-5ZtHE,1565 +jsonlines-4.0.0.dist-info/RECORD,, +jsonlines-4.0.0.dist-info/WHEEL,sha256=yQN5g4mg4AybRjkgi-9yy4iQEFibGQmlz78Pik5Or-A,92 +jsonlines-4.0.0.dist-info/top_level.txt,sha256=Y-KWmwRS4_Ci-mje2h6XC6xPeGV191NA6XhnbPot6eE,10 +jsonlines/__init__.py,sha256=7R6ohpIk95mz93rtkWQLSK1_1UQWUd9ckaVxgFyfhsA,258 +jsonlines/__pycache__/__init__.cpython-310.pyc,, +jsonlines/__pycache__/jsonlines.cpython-310.pyc,, +jsonlines/jsonlines.py,sha256=PpLVYlWwGiB4UoTVq2hkdp9oJ0ioSO6gW0k8_-P97-w,19895 +jsonlines/py.typed,sha256=47DEQpj8HBSa-_TImW-5JCeuQeRkm5NMpJWZG3hSuFU,0 diff --git a/venv/lib/python3.10/site-packages/multidict/__pycache__/__init__.cpython-310.pyc b/venv/lib/python3.10/site-packages/multidict/__pycache__/__init__.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..a6513668f6109496b56a06198e375983a683008d Binary files /dev/null and b/venv/lib/python3.10/site-packages/multidict/__pycache__/__init__.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/multidict/__pycache__/_abc.cpython-310.pyc b/venv/lib/python3.10/site-packages/multidict/__pycache__/_abc.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..7277abfbfa709d9f4a7541bc783358bafb72d477 Binary files /dev/null and b/venv/lib/python3.10/site-packages/multidict/__pycache__/_abc.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/multidict/__pycache__/_compat.cpython-310.pyc b/venv/lib/python3.10/site-packages/multidict/__pycache__/_compat.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..8332a72f309a5d09ef48108df0fd18c2dd68c8ce Binary files /dev/null and b/venv/lib/python3.10/site-packages/multidict/__pycache__/_compat.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_base.cpython-310.pyc b/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_base.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..a3914ee3c28321f9e1006b11afc77c4c4759dcdf Binary files /dev/null and b/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_base.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_py.cpython-310.pyc b/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_py.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..bac02cf7f3d11fe8f58f44abb0c757b4fccb2dc9 Binary files /dev/null and b/venv/lib/python3.10/site-packages/multidict/__pycache__/_multidict_py.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/multidict/_abc.py b/venv/lib/python3.10/site-packages/multidict/_abc.py new file mode 100644 index 0000000000000000000000000000000000000000..0603cdd2447eb8a55584802a7b7c475b12bfc9c5 --- /dev/null +++ b/venv/lib/python3.10/site-packages/multidict/_abc.py @@ -0,0 +1,48 @@ +import abc +import sys +import types +from collections.abc import Mapping, MutableMapping + + +class _TypingMeta(abc.ABCMeta): + # A fake metaclass to satisfy typing deps in runtime + # basically MultiMapping[str] and other generic-like type instantiations + # are emulated. + # Note: real type hints are provided by __init__.pyi stub file + if sys.version_info >= (3, 9): + + def __getitem__(self, key): + return types.GenericAlias(self, key) + + else: + + def __getitem__(self, key): + return self + + +class MultiMapping(Mapping, metaclass=_TypingMeta): + @abc.abstractmethod + def getall(self, key, default=None): + raise KeyError + + @abc.abstractmethod + def getone(self, key, default=None): + raise KeyError + + +class MutableMultiMapping(MultiMapping, MutableMapping): + @abc.abstractmethod + def add(self, key, value): + raise NotImplementedError + + @abc.abstractmethod + def extend(self, *args, **kwargs): + raise NotImplementedError + + @abc.abstractmethod + def popone(self, key, default=None): + raise KeyError + + @abc.abstractmethod + def popall(self, key, default=None): + raise KeyError diff --git a/venv/lib/python3.10/site-packages/multidict/_compat.py b/venv/lib/python3.10/site-packages/multidict/_compat.py new file mode 100644 index 0000000000000000000000000000000000000000..d1ff392b25904a78c84292af3c12a46ad4767943 --- /dev/null +++ b/venv/lib/python3.10/site-packages/multidict/_compat.py @@ -0,0 +1,14 @@ +import os +import platform + +NO_EXTENSIONS = bool(os.environ.get("MULTIDICT_NO_EXTENSIONS")) + +PYPY = platform.python_implementation() == "PyPy" + +USE_EXTENSIONS = not NO_EXTENSIONS and not PYPY + +if USE_EXTENSIONS: + try: + from . import _multidict # noqa + except ImportError: + USE_EXTENSIONS = False diff --git a/venv/lib/python3.10/site-packages/multidict/_multidict_base.py b/venv/lib/python3.10/site-packages/multidict/_multidict_base.py new file mode 100644 index 0000000000000000000000000000000000000000..394466548cb2693f0972f1a581079a07f87bf3e3 --- /dev/null +++ b/venv/lib/python3.10/site-packages/multidict/_multidict_base.py @@ -0,0 +1,144 @@ +from collections.abc import ItemsView, Iterable, KeysView, Set, ValuesView + + +def _abc_itemsview_register(view_cls): + ItemsView.register(view_cls) + + +def _abc_keysview_register(view_cls): + KeysView.register(view_cls) + + +def _abc_valuesview_register(view_cls): + ValuesView.register(view_cls) + + +def _viewbaseset_richcmp(view, other, op): + if op == 0: # < + if not isinstance(other, Set): + return NotImplemented + return len(view) < len(other) and view <= other + elif op == 1: # <= + if not isinstance(other, Set): + return NotImplemented + if len(view) > len(other): + return False + for elem in view: + if elem not in other: + return False + return True + elif op == 2: # == + if not isinstance(other, Set): + return NotImplemented + return len(view) == len(other) and view <= other + elif op == 3: # != + return not view == other + elif op == 4: # > + if not isinstance(other, Set): + return NotImplemented + return len(view) > len(other) and view >= other + elif op == 5: # >= + if not isinstance(other, Set): + return NotImplemented + if len(view) < len(other): + return False + for elem in other: + if elem not in view: + return False + return True + + +def _viewbaseset_and(view, other): + if not isinstance(other, Iterable): + return NotImplemented + if isinstance(view, Set): + view = set(iter(view)) + if isinstance(other, Set): + other = set(iter(other)) + if not isinstance(other, Set): + other = set(iter(other)) + return view & other + + +def _viewbaseset_or(view, other): + if not isinstance(other, Iterable): + return NotImplemented + if isinstance(view, Set): + view = set(iter(view)) + if isinstance(other, Set): + other = set(iter(other)) + if not isinstance(other, Set): + other = set(iter(other)) + return view | other + + +def _viewbaseset_sub(view, other): + if not isinstance(other, Iterable): + return NotImplemented + if isinstance(view, Set): + view = set(iter(view)) + if isinstance(other, Set): + other = set(iter(other)) + if not isinstance(other, Set): + other = set(iter(other)) + return view - other + + +def _viewbaseset_xor(view, other): + if not isinstance(other, Iterable): + return NotImplemented + if isinstance(view, Set): + view = set(iter(view)) + if isinstance(other, Set): + other = set(iter(other)) + if not isinstance(other, Set): + other = set(iter(other)) + return view ^ other + + +def _itemsview_isdisjoint(view, other): + "Return True if two sets have a null intersection." + for v in other: + if v in view: + return False + return True + + +def _itemsview_repr(view): + lst = [] + for k, v in view: + lst.append("{!r}: {!r}".format(k, v)) + body = ", ".join(lst) + return "{}({})".format(view.__class__.__name__, body) + + +def _keysview_isdisjoint(view, other): + "Return True if two sets have a null intersection." + for k in other: + if k in view: + return False + return True + + +def _keysview_repr(view): + lst = [] + for k in view: + lst.append("{!r}".format(k)) + body = ", ".join(lst) + return "{}({})".format(view.__class__.__name__, body) + + +def _valuesview_repr(view): + lst = [] + for v in view: + lst.append("{!r}".format(v)) + body = ", ".join(lst) + return "{}({})".format(view.__class__.__name__, body) + + +def _mdrepr(md): + lst = [] + for k, v in md.items(): + lst.append("'{}': {!r}".format(k, v)) + body = ", ".join(lst) + return "<{}({})>".format(md.__class__.__name__, body) diff --git a/venv/lib/python3.10/site-packages/multidict/_multidict_py.py b/venv/lib/python3.10/site-packages/multidict/_multidict_py.py new file mode 100644 index 0000000000000000000000000000000000000000..79c45aa19c52080c1a15d783accd5bbfdd416489 --- /dev/null +++ b/venv/lib/python3.10/site-packages/multidict/_multidict_py.py @@ -0,0 +1,527 @@ +import sys +import types +from array import array +from collections import abc + +from ._abc import MultiMapping, MutableMultiMapping + +_marker = object() + +if sys.version_info >= (3, 9): + GenericAlias = types.GenericAlias +else: + + def GenericAlias(cls): + return cls + + +class istr(str): + + """Case insensitive str.""" + + __is_istr__ = True + + +upstr = istr # for relaxing backward compatibility problems + + +def getversion(md): + if not isinstance(md, _Base): + raise TypeError("Parameter should be multidict or proxy") + return md._impl._version + + +_version = array("Q", [0]) + + +class _Impl: + __slots__ = ("_items", "_version") + + def __init__(self): + self._items = [] + self.incr_version() + + def incr_version(self): + global _version + v = _version + v[0] += 1 + self._version = v[0] + + if sys.implementation.name != "pypy": + + def __sizeof__(self): + return object.__sizeof__(self) + sys.getsizeof(self._items) + + +class _Base: + def _title(self, key): + return key + + def getall(self, key, default=_marker): + """Return a list of all values matching the key.""" + identity = self._title(key) + res = [v for i, k, v in self._impl._items if i == identity] + if res: + return res + if not res and default is not _marker: + return default + raise KeyError("Key not found: %r" % key) + + def getone(self, key, default=_marker): + """Get first value matching the key. + + Raises KeyError if the key is not found and no default is provided. + """ + identity = self._title(key) + for i, k, v in self._impl._items: + if i == identity: + return v + if default is not _marker: + return default + raise KeyError("Key not found: %r" % key) + + # Mapping interface # + + def __getitem__(self, key): + return self.getone(key) + + def get(self, key, default=None): + """Get first value matching the key. + + If the key is not found, returns the default (or None if no default is provided) + """ + return self.getone(key, default) + + def __iter__(self): + return iter(self.keys()) + + def __len__(self): + return len(self._impl._items) + + def keys(self): + """Return a new view of the dictionary's keys.""" + return _KeysView(self._impl) + + def items(self): + """Return a new view of the dictionary's items *(key, value) pairs).""" + return _ItemsView(self._impl) + + def values(self): + """Return a new view of the dictionary's values.""" + return _ValuesView(self._impl) + + def __eq__(self, other): + if not isinstance(other, abc.Mapping): + return NotImplemented + if isinstance(other, _Base): + lft = self._impl._items + rht = other._impl._items + if len(lft) != len(rht): + return False + for (i1, k2, v1), (i2, k2, v2) in zip(lft, rht): + if i1 != i2 or v1 != v2: + return False + return True + if len(self._impl._items) != len(other): + return False + for k, v in self.items(): + nv = other.get(k, _marker) + if v != nv: + return False + return True + + def __contains__(self, key): + identity = self._title(key) + for i, k, v in self._impl._items: + if i == identity: + return True + return False + + def __repr__(self): + body = ", ".join("'{}': {!r}".format(k, v) for k, v in self.items()) + return "<{}({})>".format(self.__class__.__name__, body) + + __class_getitem__ = classmethod(GenericAlias) + + +class MultiDictProxy(_Base, MultiMapping): + """Read-only proxy for MultiDict instance.""" + + def __init__(self, arg): + if not isinstance(arg, (MultiDict, MultiDictProxy)): + raise TypeError( + "ctor requires MultiDict or MultiDictProxy instance" + ", not {}".format(type(arg)) + ) + + self._impl = arg._impl + + def __reduce__(self): + raise TypeError("can't pickle {} objects".format(self.__class__.__name__)) + + def copy(self): + """Return a copy of itself.""" + return MultiDict(self.items()) + + +class CIMultiDictProxy(MultiDictProxy): + """Read-only proxy for CIMultiDict instance.""" + + def __init__(self, arg): + if not isinstance(arg, (CIMultiDict, CIMultiDictProxy)): + raise TypeError( + "ctor requires CIMultiDict or CIMultiDictProxy instance" + ", not {}".format(type(arg)) + ) + + self._impl = arg._impl + + def _title(self, key): + return key.title() + + def copy(self): + """Return a copy of itself.""" + return CIMultiDict(self.items()) + + +class MultiDict(_Base, MutableMultiMapping): + """Dictionary with the support for duplicate keys.""" + + def __init__(self, *args, **kwargs): + self._impl = _Impl() + + self._extend(args, kwargs, self.__class__.__name__, self._extend_items) + + if sys.implementation.name != "pypy": + + def __sizeof__(self): + return object.__sizeof__(self) + sys.getsizeof(self._impl) + + def __reduce__(self): + return (self.__class__, (list(self.items()),)) + + def _title(self, key): + return key + + def _key(self, key): + if isinstance(key, str): + return key + else: + raise TypeError( + "MultiDict keys should be either str " "or subclasses of str" + ) + + def add(self, key, value): + identity = self._title(key) + self._impl._items.append((identity, self._key(key), value)) + self._impl.incr_version() + + def copy(self): + """Return a copy of itself.""" + cls = self.__class__ + return cls(self.items()) + + __copy__ = copy + + def extend(self, *args, **kwargs): + """Extend current MultiDict with more values. + + This method must be used instead of update. + """ + self._extend(args, kwargs, "extend", self._extend_items) + + def _extend(self, args, kwargs, name, method): + if len(args) > 1: + raise TypeError( + "{} takes at most 1 positional argument" + " ({} given)".format(name, len(args)) + ) + if args: + arg = args[0] + if isinstance(args[0], (MultiDict, MultiDictProxy)) and not kwargs: + items = arg._impl._items + else: + if hasattr(arg, "items"): + arg = arg.items() + if kwargs: + arg = list(arg) + arg.extend(list(kwargs.items())) + items = [] + for item in arg: + if not len(item) == 2: + raise TypeError( + "{} takes either dict or list of (key, value) " + "tuples".format(name) + ) + items.append((self._title(item[0]), self._key(item[0]), item[1])) + + method(items) + else: + method( + [ + (self._title(key), self._key(key), value) + for key, value in kwargs.items() + ] + ) + + def _extend_items(self, items): + for identity, key, value in items: + self.add(key, value) + + def clear(self): + """Remove all items from MultiDict.""" + self._impl._items.clear() + self._impl.incr_version() + + # Mapping interface # + + def __setitem__(self, key, value): + self._replace(key, value) + + def __delitem__(self, key): + identity = self._title(key) + items = self._impl._items + found = False + for i in range(len(items) - 1, -1, -1): + if items[i][0] == identity: + del items[i] + found = True + if not found: + raise KeyError(key) + else: + self._impl.incr_version() + + def setdefault(self, key, default=None): + """Return value for key, set value to default if key is not present.""" + identity = self._title(key) + for i, k, v in self._impl._items: + if i == identity: + return v + self.add(key, default) + return default + + def popone(self, key, default=_marker): + """Remove specified key and return the corresponding value. + + If key is not found, d is returned if given, otherwise + KeyError is raised. + + """ + identity = self._title(key) + for i in range(len(self._impl._items)): + if self._impl._items[i][0] == identity: + value = self._impl._items[i][2] + del self._impl._items[i] + self._impl.incr_version() + return value + if default is _marker: + raise KeyError(key) + else: + return default + + pop = popone # type: ignore + + def popall(self, key, default=_marker): + """Remove all occurrences of key and return the list of corresponding + values. + + If key is not found, default is returned if given, otherwise + KeyError is raised. + + """ + found = False + identity = self._title(key) + ret = [] + for i in range(len(self._impl._items) - 1, -1, -1): + item = self._impl._items[i] + if item[0] == identity: + ret.append(item[2]) + del self._impl._items[i] + self._impl.incr_version() + found = True + if not found: + if default is _marker: + raise KeyError(key) + else: + return default + else: + ret.reverse() + return ret + + def popitem(self): + """Remove and return an arbitrary (key, value) pair.""" + if self._impl._items: + i = self._impl._items.pop(0) + self._impl.incr_version() + return i[1], i[2] + else: + raise KeyError("empty multidict") + + def update(self, *args, **kwargs): + """Update the dictionary from *other*, overwriting existing keys.""" + self._extend(args, kwargs, "update", self._update_items) + + def _update_items(self, items): + if not items: + return + used_keys = {} + for identity, key, value in items: + start = used_keys.get(identity, 0) + for i in range(start, len(self._impl._items)): + item = self._impl._items[i] + if item[0] == identity: + used_keys[identity] = i + 1 + self._impl._items[i] = (identity, key, value) + break + else: + self._impl._items.append((identity, key, value)) + used_keys[identity] = len(self._impl._items) + + # drop tails + i = 0 + while i < len(self._impl._items): + item = self._impl._items[i] + identity = item[0] + pos = used_keys.get(identity) + if pos is None: + i += 1 + continue + if i >= pos: + del self._impl._items[i] + else: + i += 1 + + self._impl.incr_version() + + def _replace(self, key, value): + key = self._key(key) + identity = self._title(key) + items = self._impl._items + + for i in range(len(items)): + item = items[i] + if item[0] == identity: + items[i] = (identity, key, value) + # i points to last found item + rgt = i + self._impl.incr_version() + break + else: + self._impl._items.append((identity, key, value)) + self._impl.incr_version() + return + + # remove all tail items + i = rgt + 1 + while i < len(items): + item = items[i] + if item[0] == identity: + del items[i] + else: + i += 1 + + +class CIMultiDict(MultiDict): + """Dictionary with the support for duplicate case-insensitive keys.""" + + def _title(self, key): + return key.title() + + +class _Iter: + __slots__ = ("_size", "_iter") + + def __init__(self, size, iterator): + self._size = size + self._iter = iterator + + def __iter__(self): + return self + + def __next__(self): + return next(self._iter) + + def __length_hint__(self): + return self._size + + +class _ViewBase: + def __init__(self, impl): + self._impl = impl + + def __len__(self): + return len(self._impl._items) + + +class _ItemsView(_ViewBase, abc.ItemsView): + def __contains__(self, item): + assert isinstance(item, tuple) or isinstance(item, list) + assert len(item) == 2 + for i, k, v in self._impl._items: + if item[0] == k and item[1] == v: + return True + return False + + def __iter__(self): + return _Iter(len(self), self._iter(self._impl._version)) + + def _iter(self, version): + for i, k, v in self._impl._items: + if version != self._impl._version: + raise RuntimeError("Dictionary changed during iteration") + yield k, v + + def __repr__(self): + lst = [] + for item in self._impl._items: + lst.append("{!r}: {!r}".format(item[1], item[2])) + body = ", ".join(lst) + return "{}({})".format(self.__class__.__name__, body) + + +class _ValuesView(_ViewBase, abc.ValuesView): + def __contains__(self, value): + for item in self._impl._items: + if item[2] == value: + return True + return False + + def __iter__(self): + return _Iter(len(self), self._iter(self._impl._version)) + + def _iter(self, version): + for item in self._impl._items: + if version != self._impl._version: + raise RuntimeError("Dictionary changed during iteration") + yield item[2] + + def __repr__(self): + lst = [] + for item in self._impl._items: + lst.append("{!r}".format(item[2])) + body = ", ".join(lst) + return "{}({})".format(self.__class__.__name__, body) + + +class _KeysView(_ViewBase, abc.KeysView): + def __contains__(self, key): + for item in self._impl._items: + if item[1] == key: + return True + return False + + def __iter__(self): + return _Iter(len(self), self._iter(self._impl._version)) + + def _iter(self, version): + for item in self._impl._items: + if version != self._impl._version: + raise RuntimeError("Dictionary changed during iteration") + yield item[1] + + def __repr__(self): + lst = [] + for item in self._impl._items: + lst.append("{!r}".format(item[1])) + body = ", ".join(lst) + return "{}({})".format(self.__class__.__name__, body) diff --git a/venv/lib/python3.10/site-packages/multidict/py.typed b/venv/lib/python3.10/site-packages/multidict/py.typed new file mode 100644 index 0000000000000000000000000000000000000000..dfe8cc048e7100a97025b954fffa31e4ff859a7d --- /dev/null +++ b/venv/lib/python3.10/site-packages/multidict/py.typed @@ -0,0 +1 @@ +PEP-561 marker. \ No newline at end of file diff --git a/venv/lib/python3.10/site-packages/pybind11/__init__.py b/venv/lib/python3.10/site-packages/pybind11/__init__.py new file mode 100644 index 0000000000000000000000000000000000000000..7c10b305780ecc33264285f276f558699f863f11 --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/__init__.py @@ -0,0 +1,17 @@ +import sys + +if sys.version_info < (3, 6): # noqa: UP036 + msg = "pybind11 does not support Python < 3.6. 2.9 was the last release supporting Python 2.7 and 3.5." + raise ImportError(msg) + + +from ._version import __version__, version_info +from .commands import get_cmake_dir, get_include, get_pkgconfig_dir + +__all__ = ( + "version_info", + "__version__", + "get_include", + "get_cmake_dir", + "get_pkgconfig_dir", +) diff --git a/venv/lib/python3.10/site-packages/pybind11/__main__.py b/venv/lib/python3.10/site-packages/pybind11/__main__.py new file mode 100644 index 0000000000000000000000000000000000000000..180665c23cda3a2b0ce269057dfff40d9ea11bca --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/__main__.py @@ -0,0 +1,62 @@ +# pylint: disable=missing-function-docstring + +import argparse +import sys +import sysconfig + +from ._version import __version__ +from .commands import get_cmake_dir, get_include, get_pkgconfig_dir + + +def print_includes() -> None: + dirs = [ + sysconfig.get_path("include"), + sysconfig.get_path("platinclude"), + get_include(), + ] + + # Make unique but preserve order + unique_dirs = [] + for d in dirs: + if d and d not in unique_dirs: + unique_dirs.append(d) + + print(" ".join("-I" + d for d in unique_dirs)) + + +def main() -> None: + parser = argparse.ArgumentParser() + parser.add_argument( + "--version", + action="version", + version=__version__, + help="Print the version and exit.", + ) + parser.add_argument( + "--includes", + action="store_true", + help="Include flags for both pybind11 and Python headers.", + ) + parser.add_argument( + "--cmakedir", + action="store_true", + help="Print the CMake module directory, ideal for setting -Dpybind11_ROOT in CMake.", + ) + parser.add_argument( + "--pkgconfigdir", + action="store_true", + help="Print the pkgconfig directory, ideal for setting $PKG_CONFIG_PATH.", + ) + args = parser.parse_args() + if not sys.argv[1:]: + parser.print_help() + if args.includes: + print_includes() + if args.cmakedir: + print(get_cmake_dir()) + if args.pkgconfigdir: + print(get_pkgconfig_dir()) + + +if __name__ == "__main__": + main() diff --git a/venv/lib/python3.10/site-packages/pybind11/__pycache__/__init__.cpython-310.pyc b/venv/lib/python3.10/site-packages/pybind11/__pycache__/__init__.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..4447a9d6cc519b353f51c0888c54b621ec3baf4d Binary files /dev/null and b/venv/lib/python3.10/site-packages/pybind11/__pycache__/__init__.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/pybind11/__pycache__/__main__.cpython-310.pyc b/venv/lib/python3.10/site-packages/pybind11/__pycache__/__main__.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..4db4da97f626d749e187da8b3e2b53b5ec25b6c0 Binary files /dev/null and b/venv/lib/python3.10/site-packages/pybind11/__pycache__/__main__.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/pybind11/__pycache__/_version.cpython-310.pyc b/venv/lib/python3.10/site-packages/pybind11/__pycache__/_version.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..949d4c421383d6642aa487c600fe5abff0efbc36 Binary files /dev/null and b/venv/lib/python3.10/site-packages/pybind11/__pycache__/_version.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/pybind11/__pycache__/commands.cpython-310.pyc b/venv/lib/python3.10/site-packages/pybind11/__pycache__/commands.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..42cc28f7a785b93bd08c9e967cc8a0982d6badff Binary files /dev/null and b/venv/lib/python3.10/site-packages/pybind11/__pycache__/commands.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/pybind11/__pycache__/setup_helpers.cpython-310.pyc b/venv/lib/python3.10/site-packages/pybind11/__pycache__/setup_helpers.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..10554a5c897d378d8316113c619d7b3cd771019b Binary files /dev/null and b/venv/lib/python3.10/site-packages/pybind11/__pycache__/setup_helpers.cpython-310.pyc differ diff --git a/venv/lib/python3.10/site-packages/pybind11/_version.py b/venv/lib/python3.10/site-packages/pybind11/_version.py new file mode 100644 index 0000000000000000000000000000000000000000..ab5a7bf5f5b421d23a517ae94cb0fb5d2bb86429 --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/_version.py @@ -0,0 +1,12 @@ +from typing import Union + + +def _to_int(s: str) -> Union[int, str]: + try: + return int(s) + except ValueError: + return s + + +__version__ = "2.12.0" +version_info = tuple(_to_int(s) for s in __version__.split(".")) diff --git a/venv/lib/python3.10/site-packages/pybind11/commands.py b/venv/lib/python3.10/site-packages/pybind11/commands.py new file mode 100644 index 0000000000000000000000000000000000000000..b11690f46b21773ec19495c48196219a04c8bab9 --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/commands.py @@ -0,0 +1,37 @@ +import os + +DIR = os.path.abspath(os.path.dirname(__file__)) + + +def get_include(user: bool = False) -> str: # noqa: ARG001 + """ + Return the path to the pybind11 include directory. The historical "user" + argument is unused, and may be removed. + """ + installed_path = os.path.join(DIR, "include") + source_path = os.path.join(os.path.dirname(DIR), "include") + return installed_path if os.path.exists(installed_path) else source_path + + +def get_cmake_dir() -> str: + """ + Return the path to the pybind11 CMake module directory. + """ + cmake_installed_path = os.path.join(DIR, "share", "cmake", "pybind11") + if os.path.exists(cmake_installed_path): + return cmake_installed_path + + msg = "pybind11 not installed, installation required to access the CMake files" + raise ImportError(msg) + + +def get_pkgconfig_dir() -> str: + """ + Return the path to the pybind11 pkgconfig directory. + """ + pkgconfig_installed_path = os.path.join(DIR, "share", "pkgconfig") + if os.path.exists(pkgconfig_installed_path): + return pkgconfig_installed_path + + msg = "pybind11 not installed, installation required to access the pkgconfig files" + raise ImportError(msg) diff --git a/venv/lib/python3.10/site-packages/pybind11/include/pybind11/attr.h b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/attr.h new file mode 100644 index 0000000000000000000000000000000000000000..1044db94d906ac5fcf6faab6ac7668187314598f --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/attr.h @@ -0,0 +1,690 @@ +/* + pybind11/attr.h: Infrastructure for processing custom + type and function attributes + + Copyright (c) 2016 Wenzel Jakob + + All rights reserved. Use of this source code is governed by a + BSD-style license that can be found in the LICENSE file. +*/ + +#pragma once + +#include "detail/common.h" +#include "cast.h" + +#include + +PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE) + +/// \addtogroup annotations +/// @{ + +/// Annotation for methods +struct is_method { + handle class_; + explicit is_method(const handle &c) : class_(c) {} +}; + +/// Annotation for setters +struct is_setter {}; + +/// Annotation for operators +struct is_operator {}; + +/// Annotation for classes that cannot be subclassed +struct is_final {}; + +/// Annotation for parent scope +struct scope { + handle value; + explicit scope(const handle &s) : value(s) {} +}; + +/// Annotation for documentation +struct doc { + const char *value; + explicit doc(const char *value) : value(value) {} +}; + +/// Annotation for function names +struct name { + const char *value; + explicit name(const char *value) : value(value) {} +}; + +/// Annotation indicating that a function is an overload associated with a given "sibling" +struct sibling { + handle value; + explicit sibling(const handle &value) : value(value.ptr()) {} +}; + +/// Annotation indicating that a class derives from another given type +template +struct base { + + PYBIND11_DEPRECATED( + "base() was deprecated in favor of specifying 'T' as a template argument to class_") + base() = default; +}; + +/// Keep patient alive while nurse lives +template +struct keep_alive {}; + +/// Annotation indicating that a class is involved in a multiple inheritance relationship +struct multiple_inheritance {}; + +/// Annotation which enables dynamic attributes, i.e. adds `__dict__` to a class +struct dynamic_attr {}; + +/// Annotation which enables the buffer protocol for a type +struct buffer_protocol {}; + +/// Annotation which requests that a special metaclass is created for a type +struct metaclass { + handle value; + + PYBIND11_DEPRECATED("py::metaclass() is no longer required. It's turned on by default now.") + metaclass() = default; + + /// Override pybind11's default metaclass + explicit metaclass(handle value) : value(value) {} +}; + +/// Specifies a custom callback with signature `void (PyHeapTypeObject*)` that +/// may be used to customize the Python type. +/// +/// The callback is invoked immediately before `PyType_Ready`. +/// +/// Note: This is an advanced interface, and uses of it may require changes to +/// work with later versions of pybind11. You may wish to consult the +/// implementation of `make_new_python_type` in `detail/classes.h` to understand +/// the context in which the callback will be run. +struct custom_type_setup { + using callback = std::function; + + explicit custom_type_setup(callback value) : value(std::move(value)) {} + + callback value; +}; + +/// Annotation that marks a class as local to the module: +struct module_local { + const bool value; + constexpr explicit module_local(bool v = true) : value(v) {} +}; + +/// Annotation to mark enums as an arithmetic type +struct arithmetic {}; + +/// Mark a function for addition at the beginning of the existing overload chain instead of the end +struct prepend {}; + +/** \rst + A call policy which places one or more guard variables (``Ts...``) around the function call. + + For example, this definition: + + .. code-block:: cpp + + m.def("foo", foo, py::call_guard()); + + is equivalent to the following pseudocode: + + .. code-block:: cpp + + m.def("foo", [](args...) { + T scope_guard; + return foo(args...); // forwarded arguments + }); + \endrst */ +template +struct call_guard; + +template <> +struct call_guard<> { + using type = detail::void_type; +}; + +template +struct call_guard { + static_assert(std::is_default_constructible::value, + "The guard type must be default constructible"); + + using type = T; +}; + +template +struct call_guard { + struct type { + T guard{}; // Compose multiple guard types with left-to-right default-constructor order + typename call_guard::type next{}; + }; +}; + +/// @} annotations + +PYBIND11_NAMESPACE_BEGIN(detail) +/* Forward declarations */ +enum op_id : int; +enum op_type : int; +struct undefined_t; +template +struct op_; +void keep_alive_impl(size_t Nurse, size_t Patient, function_call &call, handle ret); + +/// Internal data structure which holds metadata about a keyword argument +struct argument_record { + const char *name; ///< Argument name + const char *descr; ///< Human-readable version of the argument value + handle value; ///< Associated Python object + bool convert : 1; ///< True if the argument is allowed to convert when loading + bool none : 1; ///< True if None is allowed when loading + + argument_record(const char *name, const char *descr, handle value, bool convert, bool none) + : name(name), descr(descr), value(value), convert(convert), none(none) {} +}; + +/// Internal data structure which holds metadata about a bound function (signature, overloads, +/// etc.) +struct function_record { + function_record() + : is_constructor(false), is_new_style_constructor(false), is_stateless(false), + is_operator(false), is_method(false), is_setter(false), has_args(false), + has_kwargs(false), prepend(false) {} + + /// Function name + char *name = nullptr; /* why no C++ strings? They generate heavier code.. */ + + // User-specified documentation string + char *doc = nullptr; + + /// Human-readable version of the function signature + char *signature = nullptr; + + /// List of registered keyword arguments + std::vector args; + + /// Pointer to lambda function which converts arguments and performs the actual call + handle (*impl)(function_call &) = nullptr; + + /// Storage for the wrapped function pointer and captured data, if any + void *data[3] = {}; + + /// Pointer to custom destructor for 'data' (if needed) + void (*free_data)(function_record *ptr) = nullptr; + + /// Return value policy associated with this function + return_value_policy policy = return_value_policy::automatic; + + /// True if name == '__init__' + bool is_constructor : 1; + + /// True if this is a new-style `__init__` defined in `detail/init.h` + bool is_new_style_constructor : 1; + + /// True if this is a stateless function pointer + bool is_stateless : 1; + + /// True if this is an operator (__add__), etc. + bool is_operator : 1; + + /// True if this is a method + bool is_method : 1; + + /// True if this is a setter + bool is_setter : 1; + + /// True if the function has a '*args' argument + bool has_args : 1; + + /// True if the function has a '**kwargs' argument + bool has_kwargs : 1; + + /// True if this function is to be inserted at the beginning of the overload resolution chain + bool prepend : 1; + + /// Number of arguments (including py::args and/or py::kwargs, if present) + std::uint16_t nargs; + + /// Number of leading positional arguments, which are terminated by a py::args or py::kwargs + /// argument or by a py::kw_only annotation. + std::uint16_t nargs_pos = 0; + + /// Number of leading arguments (counted in `nargs`) that are positional-only + std::uint16_t nargs_pos_only = 0; + + /// Python method object + PyMethodDef *def = nullptr; + + /// Python handle to the parent scope (a class or a module) + handle scope; + + /// Python handle to the sibling function representing an overload chain + handle sibling; + + /// Pointer to next overload + function_record *next = nullptr; +}; + +/// Special data structure which (temporarily) holds metadata about a bound class +struct type_record { + PYBIND11_NOINLINE type_record() + : multiple_inheritance(false), dynamic_attr(false), buffer_protocol(false), + default_holder(true), module_local(false), is_final(false) {} + + /// Handle to the parent scope + handle scope; + + /// Name of the class + const char *name = nullptr; + + // Pointer to RTTI type_info data structure + const std::type_info *type = nullptr; + + /// How large is the underlying C++ type? + size_t type_size = 0; + + /// What is the alignment of the underlying C++ type? + size_t type_align = 0; + + /// How large is the type's holder? + size_t holder_size = 0; + + /// The global operator new can be overridden with a class-specific variant + void *(*operator_new)(size_t) = nullptr; + + /// Function pointer to class_<..>::init_instance + void (*init_instance)(instance *, const void *) = nullptr; + + /// Function pointer to class_<..>::dealloc + void (*dealloc)(detail::value_and_holder &) = nullptr; + + /// List of base classes of the newly created type + list bases; + + /// Optional docstring + const char *doc = nullptr; + + /// Custom metaclass (optional) + handle metaclass; + + /// Custom type setup. + custom_type_setup::callback custom_type_setup_callback; + + /// Multiple inheritance marker + bool multiple_inheritance : 1; + + /// Does the class manage a __dict__? + bool dynamic_attr : 1; + + /// Does the class implement the buffer protocol? + bool buffer_protocol : 1; + + /// Is the default (unique_ptr) holder type used? + bool default_holder : 1; + + /// Is the class definition local to the module shared object? + bool module_local : 1; + + /// Is the class inheritable from python classes? + bool is_final : 1; + + PYBIND11_NOINLINE void add_base(const std::type_info &base, void *(*caster)(void *) ) { + auto *base_info = detail::get_type_info(base, false); + if (!base_info) { + std::string tname(base.name()); + detail::clean_type_id(tname); + pybind11_fail("generic_type: type \"" + std::string(name) + + "\" referenced unknown base type \"" + tname + "\""); + } + + if (default_holder != base_info->default_holder) { + std::string tname(base.name()); + detail::clean_type_id(tname); + pybind11_fail("generic_type: type \"" + std::string(name) + "\" " + + (default_holder ? "does not have" : "has") + + " a non-default holder type while its base \"" + tname + "\" " + + (base_info->default_holder ? "does not" : "does")); + } + + bases.append((PyObject *) base_info->type); + +#if PY_VERSION_HEX < 0x030B0000 + dynamic_attr |= base_info->type->tp_dictoffset != 0; +#else + dynamic_attr |= (base_info->type->tp_flags & Py_TPFLAGS_MANAGED_DICT) != 0; +#endif + + if (caster) { + base_info->implicit_casts.emplace_back(type, caster); + } + } +}; + +inline function_call::function_call(const function_record &f, handle p) : func(f), parent(p) { + args.reserve(f.nargs); + args_convert.reserve(f.nargs); +} + +/// Tag for a new-style `__init__` defined in `detail/init.h` +struct is_new_style_constructor {}; + +/** + * Partial template specializations to process custom attributes provided to + * cpp_function_ and class_. These are either used to initialize the respective + * fields in the type_record and function_record data structures or executed at + * runtime to deal with custom call policies (e.g. keep_alive). + */ +template +struct process_attribute; + +template +struct process_attribute_default { + /// Default implementation: do nothing + static void init(const T &, function_record *) {} + static void init(const T &, type_record *) {} + static void precall(function_call &) {} + static void postcall(function_call &, handle) {} +}; + +/// Process an attribute specifying the function's name +template <> +struct process_attribute : process_attribute_default { + static void init(const name &n, function_record *r) { r->name = const_cast(n.value); } +}; + +/// Process an attribute specifying the function's docstring +template <> +struct process_attribute : process_attribute_default { + static void init(const doc &n, function_record *r) { r->doc = const_cast(n.value); } +}; + +/// Process an attribute specifying the function's docstring (provided as a C-style string) +template <> +struct process_attribute : process_attribute_default { + static void init(const char *d, function_record *r) { r->doc = const_cast(d); } + static void init(const char *d, type_record *r) { r->doc = d; } +}; +template <> +struct process_attribute : process_attribute {}; + +/// Process an attribute indicating the function's return value policy +template <> +struct process_attribute : process_attribute_default { + static void init(const return_value_policy &p, function_record *r) { r->policy = p; } +}; + +/// Process an attribute which indicates that this is an overloaded function associated with a +/// given sibling +template <> +struct process_attribute : process_attribute_default { + static void init(const sibling &s, function_record *r) { r->sibling = s.value; } +}; + +/// Process an attribute which indicates that this function is a method +template <> +struct process_attribute : process_attribute_default { + static void init(const is_method &s, function_record *r) { + r->is_method = true; + r->scope = s.class_; + } +}; + +/// Process an attribute which indicates that this function is a setter +template <> +struct process_attribute : process_attribute_default { + static void init(const is_setter &, function_record *r) { r->is_setter = true; } +}; + +/// Process an attribute which indicates the parent scope of a method +template <> +struct process_attribute : process_attribute_default { + static void init(const scope &s, function_record *r) { r->scope = s.value; } +}; + +/// Process an attribute which indicates that this function is an operator +template <> +struct process_attribute : process_attribute_default { + static void init(const is_operator &, function_record *r) { r->is_operator = true; } +}; + +template <> +struct process_attribute + : process_attribute_default { + static void init(const is_new_style_constructor &, function_record *r) { + r->is_new_style_constructor = true; + } +}; + +inline void check_kw_only_arg(const arg &a, function_record *r) { + if (r->args.size() > r->nargs_pos && (!a.name || a.name[0] == '\0')) { + pybind11_fail("arg(): cannot specify an unnamed argument after a kw_only() annotation or " + "args() argument"); + } +} + +inline void append_self_arg_if_needed(function_record *r) { + if (r->is_method && r->args.empty()) { + r->args.emplace_back("self", nullptr, handle(), /*convert=*/true, /*none=*/false); + } +} + +/// Process a keyword argument attribute (*without* a default value) +template <> +struct process_attribute : process_attribute_default { + static void init(const arg &a, function_record *r) { + append_self_arg_if_needed(r); + r->args.emplace_back(a.name, nullptr, handle(), !a.flag_noconvert, a.flag_none); + + check_kw_only_arg(a, r); + } +}; + +/// Process a keyword argument attribute (*with* a default value) +template <> +struct process_attribute : process_attribute_default { + static void init(const arg_v &a, function_record *r) { + if (r->is_method && r->args.empty()) { + r->args.emplace_back( + "self", /*descr=*/nullptr, /*parent=*/handle(), /*convert=*/true, /*none=*/false); + } + + if (!a.value) { +#if defined(PYBIND11_DETAILED_ERROR_MESSAGES) + std::string descr("'"); + if (a.name) { + descr += std::string(a.name) + ": "; + } + descr += a.type + "'"; + if (r->is_method) { + if (r->name) { + descr += " in method '" + (std::string) str(r->scope) + "." + + (std::string) r->name + "'"; + } else { + descr += " in method of '" + (std::string) str(r->scope) + "'"; + } + } else if (r->name) { + descr += " in function '" + (std::string) r->name + "'"; + } + pybind11_fail("arg(): could not convert default argument " + descr + + " into a Python object (type not registered yet?)"); +#else + pybind11_fail("arg(): could not convert default argument " + "into a Python object (type not registered yet?). " + "#define PYBIND11_DETAILED_ERROR_MESSAGES or compile in debug mode for " + "more information."); +#endif + } + r->args.emplace_back(a.name, a.descr, a.value.inc_ref(), !a.flag_noconvert, a.flag_none); + + check_kw_only_arg(a, r); + } +}; + +/// Process a keyword-only-arguments-follow pseudo argument +template <> +struct process_attribute : process_attribute_default { + static void init(const kw_only &, function_record *r) { + append_self_arg_if_needed(r); + if (r->has_args && r->nargs_pos != static_cast(r->args.size())) { + pybind11_fail("Mismatched args() and kw_only(): they must occur at the same relative " + "argument location (or omit kw_only() entirely)"); + } + r->nargs_pos = static_cast(r->args.size()); + } +}; + +/// Process a positional-only-argument maker +template <> +struct process_attribute : process_attribute_default { + static void init(const pos_only &, function_record *r) { + append_self_arg_if_needed(r); + r->nargs_pos_only = static_cast(r->args.size()); + if (r->nargs_pos_only > r->nargs_pos) { + pybind11_fail("pos_only(): cannot follow a py::args() argument"); + } + // It also can't follow a kw_only, but a static_assert in pybind11.h checks that + } +}; + +/// Process a parent class attribute. Single inheritance only (class_ itself already guarantees +/// that) +template +struct process_attribute::value>> + : process_attribute_default { + static void init(const handle &h, type_record *r) { r->bases.append(h); } +}; + +/// Process a parent class attribute (deprecated, does not support multiple inheritance) +template +struct process_attribute> : process_attribute_default> { + static void init(const base &, type_record *r) { r->add_base(typeid(T), nullptr); } +}; + +/// Process a multiple inheritance attribute +template <> +struct process_attribute : process_attribute_default { + static void init(const multiple_inheritance &, type_record *r) { + r->multiple_inheritance = true; + } +}; + +template <> +struct process_attribute : process_attribute_default { + static void init(const dynamic_attr &, type_record *r) { r->dynamic_attr = true; } +}; + +template <> +struct process_attribute { + static void init(const custom_type_setup &value, type_record *r) { + r->custom_type_setup_callback = value.value; + } +}; + +template <> +struct process_attribute : process_attribute_default { + static void init(const is_final &, type_record *r) { r->is_final = true; } +}; + +template <> +struct process_attribute : process_attribute_default { + static void init(const buffer_protocol &, type_record *r) { r->buffer_protocol = true; } +}; + +template <> +struct process_attribute : process_attribute_default { + static void init(const metaclass &m, type_record *r) { r->metaclass = m.value; } +}; + +template <> +struct process_attribute : process_attribute_default { + static void init(const module_local &l, type_record *r) { r->module_local = l.value; } +}; + +/// Process a 'prepend' attribute, putting this at the beginning of the overload chain +template <> +struct process_attribute : process_attribute_default { + static void init(const prepend &, function_record *r) { r->prepend = true; } +}; + +/// Process an 'arithmetic' attribute for enums (does nothing here) +template <> +struct process_attribute : process_attribute_default {}; + +template +struct process_attribute> : process_attribute_default> {}; + +/** + * Process a keep_alive call policy -- invokes keep_alive_impl during the + * pre-call handler if both Nurse, Patient != 0 and use the post-call handler + * otherwise + */ +template +struct process_attribute> + : public process_attribute_default> { + template = 0> + static void precall(function_call &call) { + keep_alive_impl(Nurse, Patient, call, handle()); + } + template = 0> + static void postcall(function_call &, handle) {} + template = 0> + static void precall(function_call &) {} + template = 0> + static void postcall(function_call &call, handle ret) { + keep_alive_impl(Nurse, Patient, call, ret); + } +}; + +/// Recursively iterate over variadic template arguments +template +struct process_attributes { + static void init(const Args &...args, function_record *r) { + PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(r); + PYBIND11_WORKAROUND_INCORRECT_GCC_UNUSED_BUT_SET_PARAMETER(r); + using expander = int[]; + (void) expander{ + 0, ((void) process_attribute::type>::init(args, r), 0)...}; + } + static void init(const Args &...args, type_record *r) { + PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(r); + PYBIND11_WORKAROUND_INCORRECT_GCC_UNUSED_BUT_SET_PARAMETER(r); + using expander = int[]; + (void) expander{0, + (process_attribute::type>::init(args, r), 0)...}; + } + static void precall(function_call &call) { + PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(call); + using expander = int[]; + (void) expander{0, + (process_attribute::type>::precall(call), 0)...}; + } + static void postcall(function_call &call, handle fn_ret) { + PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(call, fn_ret); + PYBIND11_WORKAROUND_INCORRECT_GCC_UNUSED_BUT_SET_PARAMETER(fn_ret); + using expander = int[]; + (void) expander{ + 0, (process_attribute::type>::postcall(call, fn_ret), 0)...}; + } +}; + +template +using is_call_guard = is_instantiation; + +/// Extract the ``type`` from the first `call_guard` in `Extras...` (or `void_type` if none found) +template +using extract_guard_t = typename exactly_one_t, Extra...>::type; + +/// Check the number of named arguments at compile time +template ::value...), + size_t self = constexpr_sum(std::is_same::value...)> +constexpr bool expected_num_args(size_t nargs, bool has_args, bool has_kwargs) { + PYBIND11_WORKAROUND_INCORRECT_MSVC_C4100(nargs, has_args, has_kwargs); + return named == 0 || (self + named + size_t(has_args) + size_t(has_kwargs)) == nargs; +} + +PYBIND11_NAMESPACE_END(detail) +PYBIND11_NAMESPACE_END(PYBIND11_NAMESPACE) diff --git a/venv/lib/python3.10/site-packages/pybind11/include/pybind11/buffer_info.h b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/buffer_info.h new file mode 100644 index 0000000000000000000000000000000000000000..b99ee8bef422a6dc65d27e364eded545615e9ccc --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/buffer_info.h @@ -0,0 +1,208 @@ +/* + pybind11/buffer_info.h: Python buffer object interface + + Copyright (c) 2016 Wenzel Jakob + + All rights reserved. Use of this source code is governed by a + BSD-style license that can be found in the LICENSE file. +*/ + +#pragma once + +#include "detail/common.h" + +PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE) + +PYBIND11_NAMESPACE_BEGIN(detail) + +// Default, C-style strides +inline std::vector c_strides(const std::vector &shape, ssize_t itemsize) { + auto ndim = shape.size(); + std::vector strides(ndim, itemsize); + if (ndim > 0) { + for (size_t i = ndim - 1; i > 0; --i) { + strides[i - 1] = strides[i] * shape[i]; + } + } + return strides; +} + +// F-style strides; default when constructing an array_t with `ExtraFlags & f_style` +inline std::vector f_strides(const std::vector &shape, ssize_t itemsize) { + auto ndim = shape.size(); + std::vector strides(ndim, itemsize); + for (size_t i = 1; i < ndim; ++i) { + strides[i] = strides[i - 1] * shape[i - 1]; + } + return strides; +} + +template +struct compare_buffer_info; + +PYBIND11_NAMESPACE_END(detail) + +/// Information record describing a Python buffer object +struct buffer_info { + void *ptr = nullptr; // Pointer to the underlying storage + ssize_t itemsize = 0; // Size of individual items in bytes + ssize_t size = 0; // Total number of entries + std::string format; // For homogeneous buffers, this should be set to + // format_descriptor::format() + ssize_t ndim = 0; // Number of dimensions + std::vector shape; // Shape of the tensor (1 entry per dimension) + std::vector strides; // Number of bytes between adjacent entries + // (for each per dimension) + bool readonly = false; // flag to indicate if the underlying storage may be written to + + buffer_info() = default; + + buffer_info(void *ptr, + ssize_t itemsize, + const std::string &format, + ssize_t ndim, + detail::any_container shape_in, + detail::any_container strides_in, + bool readonly = false) + : ptr(ptr), itemsize(itemsize), size(1), format(format), ndim(ndim), + shape(std::move(shape_in)), strides(std::move(strides_in)), readonly(readonly) { + if (ndim != (ssize_t) shape.size() || ndim != (ssize_t) strides.size()) { + pybind11_fail("buffer_info: ndim doesn't match shape and/or strides length"); + } + for (size_t i = 0; i < (size_t) ndim; ++i) { + size *= shape[i]; + } + } + + template + buffer_info(T *ptr, + detail::any_container shape_in, + detail::any_container strides_in, + bool readonly = false) + : buffer_info(private_ctr_tag(), + ptr, + sizeof(T), + format_descriptor::format(), + static_cast(shape_in->size()), + std::move(shape_in), + std::move(strides_in), + readonly) {} + + buffer_info(void *ptr, + ssize_t itemsize, + const std::string &format, + ssize_t size, + bool readonly = false) + : buffer_info(ptr, itemsize, format, 1, {size}, {itemsize}, readonly) {} + + template + buffer_info(T *ptr, ssize_t size, bool readonly = false) + : buffer_info(ptr, sizeof(T), format_descriptor::format(), size, readonly) {} + + template + buffer_info(const T *ptr, ssize_t size, bool readonly = true) + : buffer_info( + const_cast(ptr), sizeof(T), format_descriptor::format(), size, readonly) {} + + explicit buffer_info(Py_buffer *view, bool ownview = true) + : buffer_info( + view->buf, + view->itemsize, + view->format, + view->ndim, + {view->shape, view->shape + view->ndim}, + /* Though buffer::request() requests PyBUF_STRIDES, ctypes objects + * ignore this flag and return a view with NULL strides. + * When strides are NULL, build them manually. */ + view->strides + ? std::vector(view->strides, view->strides + view->ndim) + : detail::c_strides({view->shape, view->shape + view->ndim}, view->itemsize), + (view->readonly != 0)) { + // NOLINTNEXTLINE(cppcoreguidelines-prefer-member-initializer) + this->m_view = view; + // NOLINTNEXTLINE(cppcoreguidelines-prefer-member-initializer) + this->ownview = ownview; + } + + buffer_info(const buffer_info &) = delete; + buffer_info &operator=(const buffer_info &) = delete; + + buffer_info(buffer_info &&other) noexcept { (*this) = std::move(other); } + + buffer_info &operator=(buffer_info &&rhs) noexcept { + ptr = rhs.ptr; + itemsize = rhs.itemsize; + size = rhs.size; + format = std::move(rhs.format); + ndim = rhs.ndim; + shape = std::move(rhs.shape); + strides = std::move(rhs.strides); + std::swap(m_view, rhs.m_view); + std::swap(ownview, rhs.ownview); + readonly = rhs.readonly; + return *this; + } + + ~buffer_info() { + if (m_view && ownview) { + PyBuffer_Release(m_view); + delete m_view; + } + } + + Py_buffer *view() const { return m_view; } + Py_buffer *&view() { return m_view; } + + /* True if the buffer item type is equivalent to `T`. */ + // To define "equivalent" by example: + // `buffer_info::item_type_is_equivalent_to(b)` and + // `buffer_info::item_type_is_equivalent_to(b)` may both be true + // on some platforms, but `int` and `unsigned` will never be equivalent. + // For the ground truth, please inspect `detail::compare_buffer_info<>`. + template + bool item_type_is_equivalent_to() const { + return detail::compare_buffer_info::compare(*this); + } + +private: + struct private_ctr_tag {}; + + buffer_info(private_ctr_tag, + void *ptr, + ssize_t itemsize, + const std::string &format, + ssize_t ndim, + detail::any_container &&shape_in, + detail::any_container &&strides_in, + bool readonly) + : buffer_info( + ptr, itemsize, format, ndim, std::move(shape_in), std::move(strides_in), readonly) {} + + Py_buffer *m_view = nullptr; + bool ownview = false; +}; + +PYBIND11_NAMESPACE_BEGIN(detail) + +template +struct compare_buffer_info { + static bool compare(const buffer_info &b) { + // NOLINTNEXTLINE(bugprone-sizeof-expression) Needed for `PyObject *` + return b.format == format_descriptor::format() && b.itemsize == (ssize_t) sizeof(T); + } +}; + +template +struct compare_buffer_info::value>> { + static bool compare(const buffer_info &b) { + return (size_t) b.itemsize == sizeof(T) + && (b.format == format_descriptor::value + || ((sizeof(T) == sizeof(long)) + && b.format == (std::is_unsigned::value ? "L" : "l")) + || ((sizeof(T) == sizeof(size_t)) + && b.format == (std::is_unsigned::value ? "N" : "n"))); + } +}; + +PYBIND11_NAMESPACE_END(detail) +PYBIND11_NAMESPACE_END(PYBIND11_NAMESPACE) diff --git a/venv/lib/python3.10/site-packages/pybind11/include/pybind11/cast.h b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/cast.h new file mode 100644 index 0000000000000000000000000000000000000000..02d9488daec63655a27e13f3b86c742bfbcbae3c --- /dev/null +++ b/venv/lib/python3.10/site-packages/pybind11/include/pybind11/cast.h @@ -0,0 +1,1837 @@ +/* + pybind11/cast.h: Partial template specializations to cast between + C++ and Python types + + Copyright (c) 2016 Wenzel Jakob + + All rights reserved. Use of this source code is governed by a + BSD-style license that can be found in the LICENSE file. +*/ + +#pragma once + +#include "detail/common.h" +#include "detail/descr.h" +#include "detail/type_caster_base.h" +#include "detail/typeid.h" +#include "pytypes.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE) + +PYBIND11_WARNING_DISABLE_MSVC(4127) + +PYBIND11_NAMESPACE_BEGIN(detail) + +template +class type_caster : public type_caster_base {}; +template +using make_caster = type_caster>; + +// Shortcut for calling a caster's `cast_op_type` cast operator for casting a type_caster to a T +template +typename make_caster::template cast_op_type cast_op(make_caster &caster) { + using result_t = typename make_caster::template cast_op_type; // See PR #4893 + return caster.operator result_t(); +} +template +typename make_caster::template cast_op_type::type> +cast_op(make_caster &&caster) { + using result_t = typename make_caster::template cast_op_type< + typename std::add_rvalue_reference::type>; // See PR #4893 + return std::move(caster).operator result_t(); +} + +template +class type_caster> { +private: + using caster_t = make_caster; + caster_t subcaster; + using reference_t = type &; + using subcaster_cast_op_type = typename caster_t::template cast_op_type; + + static_assert( + std::is_same::type &, subcaster_cast_op_type>::value + || std::is_same::value, + "std::reference_wrapper caster requires T to have a caster with an " + "`operator T &()` or `operator const T &()`"); + +public: + bool load(handle src, bool convert) { return subcaster.load(src, convert); } + static constexpr auto name = caster_t::name; + static handle + cast(const std::reference_wrapper &src, return_value_policy policy, handle parent) { + // It is definitely wrong to take ownership of this pointer, so mask that rvp + if (policy == return_value_policy::take_ownership + || policy == return_value_policy::automatic) { + policy = return_value_policy::automatic_reference; + } + return caster_t::cast(&src.get(), policy, parent); + } + template + using cast_op_type = std::reference_wrapper; + explicit operator std::reference_wrapper() { return cast_op(subcaster); } +}; + +#define PYBIND11_TYPE_CASTER(type, py_name) \ +protected: \ + type value; \ + \ +public: \ + static constexpr auto name = py_name; \ + template >::value, \ + int> \ + = 0> \ + static ::pybind11::handle cast( \ + T_ *src, ::pybind11::return_value_policy policy, ::pybind11::handle parent) { \ + if (!src) \ + return ::pybind11::none().release(); \ + if (policy == ::pybind11::return_value_policy::take_ownership) { \ + auto h = cast(std::move(*src), policy, parent); \ + delete src; \ + return h; \ + } \ + return cast(*src, policy, parent); \ + } \ + operator type *() { return &value; } /* NOLINT(bugprone-macro-parentheses) */ \ + operator type &() { return value; } /* NOLINT(bugprone-macro-parentheses) */ \ + operator type &&() && { return std::move(value); } /* NOLINT(bugprone-macro-parentheses) */ \ + template \ + using cast_op_type = ::pybind11::detail::movable_cast_op_type + +template +using is_std_char_type = any_of, /* std::string */ +#if defined(PYBIND11_HAS_U8STRING) + std::is_same, /* std::u8string */ +#endif + std::is_same, /* std::u16string */ + std::is_same, /* std::u32string */ + std::is_same /* std::wstring */ + >; + +template +struct type_caster::value && !is_std_char_type::value>> { + using _py_type_0 = conditional_t; + using _py_type_1 = conditional_t::value, + _py_type_0, + typename std::make_unsigned<_py_type_0>::type>; + using py_type = conditional_t::value, double, _py_type_1>; + +public: + bool load(handle src, bool convert) { + py_type py_value; + + if (!src) { + return false; + } + +#if !defined(PYPY_VERSION) + auto index_check = [](PyObject *o) { return PyIndex_Check(o); }; +#else + // In PyPy 7.3.3, `PyIndex_Check` is implemented by calling `__index__`, + // while CPython only considers the existence of `nb_index`/`__index__`. + auto index_check = [](PyObject *o) { return hasattr(o, "__index__"); }; +#endif + + if (std::is_floating_point::value) { + if (convert || PyFloat_Check(src.ptr())) { + py_value = (py_type) PyFloat_AsDouble(src.ptr()); + } else { + return false; + } + } else if (PyFloat_Check(src.ptr()) + || (!convert && !PYBIND11_LONG_CHECK(src.ptr()) && !index_check(src.ptr()))) { + return false; + } else { + handle src_or_index = src; + // PyPy: 7.3.7's 3.8 does not implement PyLong_*'s __index__ calls. +#if PY_VERSION_HEX < 0x03080000 || defined(PYPY_VERSION) + object index; + if (!PYBIND11_LONG_CHECK(src.ptr())) { // So: index_check(src.ptr()) + index = reinterpret_steal(PyNumber_Index(src.ptr())); + if (!index) { + PyErr_Clear(); + if (!convert) + return false; + } else { + src_or_index = index; + } + } +#endif + if (std::is_unsigned::value) { + py_value = as_unsigned(src_or_index.ptr()); + } else { // signed integer: + py_value = sizeof(T) <= sizeof(long) + ? (py_type) PyLong_AsLong(src_or_index.ptr()) + : (py_type) PYBIND11_LONG_AS_LONGLONG(src_or_index.ptr()); + } + } + + // Python API reported an error + bool py_err = py_value == (py_type) -1 && PyErr_Occurred(); + + // Check to see if the conversion is valid (integers should match exactly) + // Signed/unsigned checks happen elsewhere + if (py_err + || (std::is_integral::value && sizeof(py_type) != sizeof(T) + && py_value != (py_type) (T) py_value)) { + PyErr_Clear(); + if (py_err && convert && (PyNumber_Check(src.ptr()) != 0)) { + auto tmp = reinterpret_steal(std::is_floating_point::value + ? PyNumber_Float(src.ptr()) + : PyNumber_Long(src.ptr())); + PyErr_Clear(); + return load(tmp, false); + } + return false; + } + + value = (T) py_value; + return true; + } + + template + static typename std::enable_if::value, handle>::type + cast(U src, return_value_policy /* policy */, handle /* parent */) { + return PyFloat_FromDouble((double) src); + } + + template + static typename std::enable_if::value && std::is_signed::value + && (sizeof(U) <= sizeof(long)), + handle>::type + cast(U src, return_value_policy /* policy */, handle /* parent */) { + return PYBIND11_LONG_FROM_SIGNED((long) src); + } + + template + static typename std::enable_if::value && std::is_unsigned::value + && (sizeof(U) <= sizeof(unsigned long)), + handle>::type + cast(U src, return_value_policy /* policy */, handle /* parent */) { + return PYBIND11_LONG_FROM_UNSIGNED((unsigned long) src); + } + + template + static typename std::enable_if::value && std::is_signed::value + && (sizeof(U) > sizeof(long)), + handle>::type + cast(U src, return_value_policy /* policy */, handle /* parent */) { + return PyLong_FromLongLong((long long) src); + } + + template + static typename std::enable_if::value && std::is_unsigned::value + && (sizeof(U) > sizeof(unsigned long)), + handle>::type + cast(U src, return_value_policy /* policy */, handle /* parent */) { + return PyLong_FromUnsignedLongLong((unsigned long long) src); + } + + PYBIND11_TYPE_CASTER(T, const_name::value>("int", "float")); +}; + +template +struct void_caster { +public: + bool load(handle src, bool) { + if (src && src.is_none()) { + return true; + } + return false; + } + static handle cast(T, return_value_policy /* policy */, handle /* parent */) { + return none().release(); + } + PYBIND11_TYPE_CASTER(T, const_name("None")); +}; + +template <> +class type_caster : public void_caster {}; + +template <> +class type_caster : public type_caster { +public: + using type_caster::cast; + + bool load(handle h, bool) { + if (!h) { + return false; + } + if (h.is_none()) { + value = nullptr; + return true; + } + + /* Check if this is a capsule */ + if (isinstance(h)) { + value = reinterpret_borrow(h); + return true; + } + + /* Check if this is a C++ type */ + const auto &bases = all_type_info((PyTypeObject *) type::handle_of(h).ptr()); + if (bases.size() == 1) { // Only allowing loading from a single-value type + value = values_and_holders(reinterpret_cast(h.ptr())).begin()->value_ptr(); + return true; + } + + /* Fail */ + return false; + } + + static handle cast(const void *ptr, return_value_policy /* policy */, handle /* parent */) { + if (ptr) { + return capsule(ptr).release(); + } + return none().release(); + } + + template + using cast_op_type = void *&; + explicit operator void *&() { return value; } + static constexpr auto name = const_name("capsule"); + +private: + void *value = nullptr; +}; + +template <> +class type_caster : public void_caster {}; + +template <> +class type_caster { +public: + bool load(handle src, bool convert) { + if (!src) { + return false; + } + if (src.ptr() == Py_True) { + value = true; + return true; + } + if (src.ptr() == Py_False) { + value = false; + return true; + } + if (convert || is_numpy_bool(src)) { + // (allow non-implicit conversion for numpy booleans), use strncmp + // since NumPy 1.x had an additional trailing underscore. + + Py_ssize_t res = -1; + if (src.is_none()) { + res = 0; // None is implicitly converted to False + } +#if defined(PYPY_VERSION) + // On PyPy, check that "__bool__" attr exists + else if (hasattr(src, PYBIND11_BOOL_ATTR)) { + res = PyObject_IsTrue(src.ptr()); + } +#else + // Alternate approach for CPython: this does the same as the above, but optimized + // using the CPython API so as to avoid an unneeded attribute lookup. + else if (auto *tp_as_number = src.ptr()->ob_type->tp_as_number) { + if (PYBIND11_NB_BOOL(tp_as_number)) { + res = (*PYBIND11_NB_BOOL(tp_as_number))(src.ptr()); + } + } +#endif + if (res == 0 || res == 1) { + value = (res != 0); + return true; + } + PyErr_Clear(); + } + return false; + } + static handle cast(bool src, return_value_policy /* policy */, handle /* parent */) { + return handle(src ? Py_True : Py_False).inc_ref(); + } + PYBIND11_TYPE_CASTER(bool, const_name("bool")); + +private: + // Test if an object is a NumPy boolean (without fetching the type). + static inline bool is_numpy_bool(handle object) { + const char *type_name = Py_TYPE(object.ptr())->tp_name; + // Name changed to `numpy.bool` in NumPy 2, `numpy.bool_` is needed for 1.x support + return std::strcmp("numpy.bool", type_name) == 0 + || std::strcmp("numpy.bool_", type_name) == 0; + } +}; + +// Helper class for UTF-{8,16,32} C++ stl strings: +template +struct string_caster { + using CharT = typename StringType::value_type; + + // Simplify life by being able to assume standard char sizes (the standard only guarantees + // minimums, but Python requires exact sizes) + static_assert(!std::is_same::value || sizeof(CharT) == 1, + "Unsupported char size != 1"); +#if defined(PYBIND11_HAS_U8STRING) + static_assert(!std::is_same::value || sizeof(CharT) == 1, + "Unsupported char8_t size != 1"); +#endif + static_assert(!std::is_same::value || sizeof(CharT) == 2, + "Unsupported char16_t size != 2"); + static_assert(!std::is_same::value || sizeof(CharT) == 4, + "Unsupported char32_t size != 4"); + // wchar_t can be either 16 bits (Windows) or 32 (everywhere else) + static_assert(!std::is_same::value || sizeof(CharT) == 2 || sizeof(CharT) == 4, + "Unsupported wchar_t size != 2/4"); + static constexpr size_t UTF_N = 8 * sizeof(CharT); + + bool load(handle src, bool) { + handle load_src = src; + if (!src) { + return false; + } + if (!PyUnicode_Check(load_src.ptr())) { + return load_raw(load_src); + } + + // For UTF-8 we avoid the need for a temporary `bytes` object by using + // `PyUnicode_AsUTF8AndSize`. + if (UTF_N == 8) { + Py_ssize_t size = -1; + const auto *buffer + = reinterpret_cast(PyUnicode_AsUTF8AndSize(load_src.ptr(), &size)); + if (!buffer) { + PyErr_Clear(); + return false; + } + value = StringType(buffer, static_cast(size)); + return true; + } + + auto utfNbytes + = reinterpret_steal(PyUnicode_AsEncodedString(load_src.ptr(), + UTF_N == 8 ? "utf-8" + : UTF_N == 16 ? "utf-16" + : "utf-32", + nullptr)); + if (!utfNbytes) { + PyErr_Clear(); + return false; + } + + const auto *buffer + = reinterpret_cast(PYBIND11_BYTES_AS_STRING(utfNbytes.ptr())); + size_t length = (size_t) PYBIND11_BYTES_SIZE(utfNbytes.ptr()) / sizeof(CharT); + // Skip BOM for UTF-16/32 + if (UTF_N > 8) { + buffer++; + length--; + } + value = StringType(buffer, length); + + // If we're loading a string_view we need to keep the encoded Python object alive: + if (IsView) { + loader_life_support::add_patient(utfNbytes); + } + + return true; + } + + static handle + cast(const StringType &src, return_value_policy /* policy */, handle /* parent */) { + const char *buffer = reinterpret_cast(src.data()); + auto nbytes = ssize_t(src.size() * sizeof(CharT)); + handle s = decode_utfN(buffer, nbytes); + if (!s) { + throw error_already_set(); + } + return s; + } + + PYBIND11_TYPE_CASTER(StringType, const_name(PYBIND11_STRING_NAME)); + +private: + static handle decode_utfN(const char *buffer, ssize_t nbytes) { +#if !defined(PYPY_VERSION) + return UTF_N == 8 ? PyUnicode_DecodeUTF8(buffer, nbytes, nullptr) + : UTF_N == 16 ? PyUnicode_DecodeUTF16(buffer, nbytes, nullptr, nullptr) + : PyUnicode_DecodeUTF32(buffer, nbytes, nullptr, nullptr); +#else + // PyPy segfaults when on PyUnicode_DecodeUTF16 (and possibly on PyUnicode_DecodeUTF32 as + // well), so bypass the whole thing by just passing the encoding as a string value, which + // works properly: + return PyUnicode_Decode(buffer, + nbytes, + UTF_N == 8 ? "utf-8" + : UTF_N == 16 ? "utf-16" + : "utf-32", + nullptr); +#endif + } + + // When loading into a std::string or char*, accept a bytes/bytearray object as-is (i.e. + // without any encoding/decoding attempt). For other C++ char sizes this is a no-op. + // which supports loading a unicode from a str, doesn't take this path. + template + bool load_raw(enable_if_t::value, handle> src) { + if (PYBIND11_BYTES_CHECK(src.ptr())) { + // We were passed raw bytes; accept it into a std::string or char* + // without any encoding attempt. + const char *bytes = PYBIND11_BYTES_AS_STRING(src.ptr()); + if (!bytes) { + pybind11_fail("Unexpected PYBIND11_BYTES_AS_STRING() failure."); + } + value = StringType(bytes, (size_t) PYBIND11_BYTES_SIZE(src.ptr())); + return true; + } + if (PyByteArray_Check(src.ptr())) { + // We were passed a bytearray; accept it into a std::string or char* + // without any encoding attempt. + const char *bytearray = PyByteArray_AsString(src.ptr()); + if (!bytearray) { + pybind11_fail("Unexpected PyByteArray_AsString() failure."); + } + value = StringType(bytearray, (size_t) PyByteArray_Size(src.ptr())); + return true; + } + + return false; + } + + template + bool load_raw(enable_if_t::value, handle>) { + return false; + } +}; + +template +struct type_caster, + enable_if_t::value>> + : string_caster> {}; + +#ifdef PYBIND11_HAS_STRING_VIEW +template +struct type_caster, + enable_if_t::value>> + : string_caster, true> {}; +#endif + +// Type caster for C-style strings. We basically use a std::string type caster, but also add the +// ability to use None as a nullptr char* (which the string caster doesn't allow). +template +struct type_caster::value>> { + using StringType = std::basic_string; + using StringCaster = make_caster; + StringCaster str_caster; + bool none = false; + CharT one_char = 0; + +public: + bool load(handle src, bool convert) { + if (!src) { + return false; + } + if (src.is_none()) { + // Defer accepting None to other overloads (if we aren't in convert mode): + if (!convert) { + return false; + } + none = true; + return true; + } + return str_caster.load(src, convert); + } + + static handle cast(const CharT *src, return_value_policy policy, handle parent) { + if (src == nullptr) { + return pybind11::none().release(); + } + return StringCaster::cast(StringType(src), policy, parent); + } + + static handle cast(CharT src, return_value_policy policy, handle parent) { + if (std::is_same::value) { + handle s = PyUnicode_DecodeLatin1((const char *) &src, 1, nullptr); + if (!s) { + throw error_already_set(); + } + return s; + } + return StringCaster::cast(StringType(1, src), policy, parent); + } + + explicit operator CharT *() { + return none ? nullptr : const_cast(static_cast(str_caster).c_str()); + } + explicit operator CharT &() { + if (none) { + throw value_error("Cannot convert None to a character"); + } + + auto &value = static_cast(str_caster); + size_t str_len = value.size(); + if (str_len == 0) { + throw value_error("Cannot convert empty string to a character"); + } + + // If we're in UTF-8 mode, we have two possible failures: one for a unicode character that + // is too high, and one for multiple unicode characters (caught later), so we need to + // figure out how long the first encoded character is in bytes to distinguish between these + // two errors. We also allow want to allow unicode characters U+0080 through U+00FF, as + // those can fit into a single char value. + if (StringCaster::UTF_N == 8 && str_len > 1 && str_len <= 4) { + auto v0 = static_cast(value[0]); + // low bits only: 0-127 + // 0b110xxxxx - start of 2-byte sequence + // 0b1110xxxx - start of 3-byte sequence + // 0b11110xxx - start of 4-byte sequence + size_t char0_bytes = (v0 & 0x80) == 0 ? 1 + : (v0 & 0xE0) == 0xC0 ? 2 + : (v0 & 0xF0) == 0xE0 ? 3 + : 4; + + if (char0_bytes == str_len) { + // If we have a 128-255 value, we can decode it into a single char: + if (char0_bytes == 2 && (v0 & 0xFC) == 0xC0) { // 0x110000xx 0x10xxxxxx + one_char = static_cast(((v0 & 3) << 6) + + (static_cast(value[1]) & 0x3F)); + return one_char; + } + // Otherwise we have a single character, but it's > U+00FF + throw value_error("Character code point not in range(0x100)"); + } + } + + // UTF-16 is much easier: we can only have a surrogate pair for values above U+FFFF, thus a + // surrogate pair with total length 2 instantly indicates a range error (but not a "your + // string was too long" error). + else if (StringCaster::UTF_N == 16 && str_len == 2) { + one_char = static_cast(value[0]); + if (one_char >= 0xD800 && one_char < 0xE000) { + throw value_error("Character code point not in range(0x10000)"); + } + } + + if (str_len != 1) { + throw value_error("Expected a character, but multi-character string found"); + } + + one_char = value[0]; + return one_char; + } + + static constexpr auto name = const_name(PYBIND11_STRING_NAME); + template + using cast_op_type = pybind11::detail::cast_op_type<_T>; +}; + +// Base implementation for std::tuple and std::pair +template