Upload __init__.py

src/spin/__init__.py

@@ -0,0 +1,11 @@
+from .constants import JOINT_NAMES
+from .hmr import hmr
+from .smpl import SMPLX
+from .utils import process_image
+
+__all__ = [
+    "hmr",
+    "SMPLX",
+    "process_image",
+    "JOINT_NAMES",
+]