Michael Hu commited on
Commit
781eb5f
·
1 Parent(s): 3fea4d9
DEVELOPER_GUIDE.md CHANGED
@@ -173,7 +173,7 @@ def _register_default_providers(self):
173
  self._providers['my_tts'] = MyTTSProvider
174
  logger.info("Registered MyTTS provider")
175
  except ImportError as e:
176
- logger.info(f"MyTTS provider not available: {e}")
177
  ```
178
 
179
  ### Step 3: Add Configuration Support
@@ -590,7 +590,7 @@ import logging
590
  logger = logging.getLogger(__name__)
591
 
592
  # Use appropriate log levels
593
- logger.info("Detailed debugging information")
594
  logger.info("General information about program execution")
595
  logger.warning("Something unexpected happened")
596
  logger.error("A serious error occurred")
 
173
  self._providers['my_tts'] = MyTTSProvider
174
  logger.info("Registered MyTTS provider")
175
  except ImportError as e:
176
+ logger.debug(f"MyTTS provider not available: {e}")
177
  ```
178
 
179
  ### Step 3: Add Configuration Support
 
590
  logger = logging.getLogger(__name__)
591
 
592
  # Use appropriate log levels
593
+ logger.debug("Detailed debugging information")
594
  logger.info("General information about program execution")
595
  logger.warning("Something unexpected happened")
596
  logger.error("A serious error occurred")
src/application/dtos/dto_validation.py CHANGED
@@ -15,13 +15,13 @@ T = TypeVar('T')
15
 
16
  class ValidationError(Exception):
17
  """Custom exception for DTO validation errors"""
18
-
19
  def __init__(self, message: str, field: str = None, value: Any = None):
20
  self.message = message
21
  self.field = field
22
  self.value = value
23
  super().__init__(self.message)
24
-
25
  def __str__(self):
26
  if self.field:
27
  return f"Validation error for field '{self.field}': {self.message}"
@@ -30,13 +30,13 @@ class ValidationError(Exception):
30
 
31
  def validate_dto(dto_instance: Any) -> bool:
32
  """Validate a DTO instance
33
-
34
  Args:
35
  dto_instance: The DTO instance to validate
36
-
37
  Returns:
38
  bool: True if validation passes
39
-
40
  Raises:
41
  ValidationError: If validation fails
42
  """
@@ -44,11 +44,11 @@ def validate_dto(dto_instance: Any) -> bool:
44
  # Call the DTO's validation method if it exists
45
  if hasattr(dto_instance, '_validate'):
46
  dto_instance._validate()
47
-
48
  # Additional validation can be added here
49
- logger.info(f"Successfully validated {type(dto_instance).__name__}")
50
  return True
51
-
52
  except ValueError as e:
53
  logger.error(f"Validation failed for {type(dto_instance).__name__}: {e}")
54
  raise ValidationError(str(e)) from e
@@ -59,10 +59,10 @@ def validate_dto(dto_instance: Any) -> bool:
59
 
60
  def validation_required(func: Callable[..., T]) -> Callable[..., T]:
61
  """Decorator to ensure DTO validation before method execution
62
-
63
  Args:
64
  func: The method to decorate
65
-
66
  Returns:
67
  Decorated function that validates 'self' before execution
68
  """
@@ -75,23 +75,23 @@ def validation_required(func: Callable[..., T]) -> Callable[..., T]:
75
  raise
76
  except Exception as e:
77
  raise ValidationError(f"Error in {func.__name__}: {e}") from e
78
-
79
  return wrapper
80
 
81
 
82
- def validate_field(value: Any, field_name: str, validator: Callable[[Any], bool],
83
  error_message: str = None) -> Any:
84
  """Validate a single field value
85
-
86
  Args:
87
  value: The value to validate
88
  field_name: Name of the field being validated
89
  validator: Function that returns True if value is valid
90
  error_message: Custom error message
91
-
92
  Returns:
93
  The validated value
94
-
95
  Raises:
96
  ValidationError: If validation fails
97
  """
@@ -108,37 +108,37 @@ def validate_field(value: Any, field_name: str, validator: Callable[[Any], bool]
108
 
109
  def validate_required(value: Any, field_name: str) -> Any:
110
  """Validate that a field is not None or empty
111
-
112
  Args:
113
  value: The value to validate
114
  field_name: Name of the field being validated
115
-
116
  Returns:
117
  The validated value
118
-
119
  Raises:
120
  ValidationError: If field is None or empty
121
  """
122
  if value is None:
123
  raise ValidationError(f"Field '{field_name}' is required", field_name, value)
124
-
125
  if isinstance(value, (str, list, dict)) and len(value) == 0:
126
  raise ValidationError(f"Field '{field_name}' cannot be empty", field_name, value)
127
-
128
  return value
129
 
130
 
131
  def validate_type(value: Any, field_name: str, expected_type: Union[type, tuple]) -> Any:
132
  """Validate that a field is of the expected type
133
-
134
  Args:
135
  value: The value to validate
136
  field_name: Name of the field being validated
137
  expected_type: Expected type or tuple of types
138
-
139
  Returns:
140
  The validated value
141
-
142
  Raises:
143
  ValidationError: If type doesn't match
144
  """
@@ -148,30 +148,30 @@ def validate_type(value: Any, field_name: str, expected_type: Union[type, tuple]
148
  expected_str = " or ".join(type_names)
149
  else:
150
  expected_str = expected_type.__name__
151
-
152
  actual_type = type(value).__name__
153
  raise ValidationError(
154
  f"Field '{field_name}' must be of type {expected_str}, got {actual_type}",
155
  field_name, value
156
  )
157
-
158
  return value
159
 
160
 
161
- def validate_range(value: Union[int, float], field_name: str,
162
- min_value: Union[int, float] = None,
163
  max_value: Union[int, float] = None) -> Union[int, float]:
164
  """Validate that a numeric value is within a specified range
165
-
166
  Args:
167
  value: The numeric value to validate
168
  field_name: Name of the field being validated
169
  min_value: Minimum allowed value (inclusive)
170
  max_value: Maximum allowed value (inclusive)
171
-
172
  Returns:
173
  The validated value
174
-
175
  Raises:
176
  ValidationError: If value is outside the range
177
  """
@@ -180,27 +180,27 @@ def validate_range(value: Union[int, float], field_name: str,
180
  f"Field '{field_name}' must be >= {min_value}, got {value}",
181
  field_name, value
182
  )
183
-
184
  if max_value is not None and value > max_value:
185
  raise ValidationError(
186
  f"Field '{field_name}' must be <= {max_value}, got {value}",
187
  field_name, value
188
  )
189
-
190
  return value
191
 
192
 
193
  def validate_choices(value: Any, field_name: str, choices: list) -> Any:
194
  """Validate that a value is one of the allowed choices
195
-
196
  Args:
197
  value: The value to validate
198
  field_name: Name of the field being validated
199
  choices: List of allowed values
200
-
201
  Returns:
202
  The validated value
203
-
204
  Raises:
205
  ValidationError: If value is not in choices
206
  """
@@ -209,5 +209,5 @@ def validate_choices(value: Any, field_name: str, choices: list) -> Any:
209
  f"Field '{field_name}' must be one of {choices}, got '{value}'",
210
  field_name, value
211
  )
212
-
213
  return value
 
15
 
16
  class ValidationError(Exception):
17
  """Custom exception for DTO validation errors"""
18
+
19
  def __init__(self, message: str, field: str = None, value: Any = None):
20
  self.message = message
21
  self.field = field
22
  self.value = value
23
  super().__init__(self.message)
24
+
25
  def __str__(self):
26
  if self.field:
27
  return f"Validation error for field '{self.field}': {self.message}"
 
30
 
31
  def validate_dto(dto_instance: Any) -> bool:
32
  """Validate a DTO instance
33
+
34
  Args:
35
  dto_instance: The DTO instance to validate
36
+
37
  Returns:
38
  bool: True if validation passes
39
+
40
  Raises:
41
  ValidationError: If validation fails
42
  """
 
44
  # Call the DTO's validation method if it exists
45
  if hasattr(dto_instance, '_validate'):
46
  dto_instance._validate()
47
+
48
  # Additional validation can be added here
49
+ logger.debug(f"Successfully validated {type(dto_instance).__name__}")
50
  return True
51
+
52
  except ValueError as e:
53
  logger.error(f"Validation failed for {type(dto_instance).__name__}: {e}")
54
  raise ValidationError(str(e)) from e
 
59
 
60
  def validation_required(func: Callable[..., T]) -> Callable[..., T]:
61
  """Decorator to ensure DTO validation before method execution
62
+
63
  Args:
64
  func: The method to decorate
65
+
66
  Returns:
67
  Decorated function that validates 'self' before execution
68
  """
 
75
  raise
76
  except Exception as e:
77
  raise ValidationError(f"Error in {func.__name__}: {e}") from e
78
+
79
  return wrapper
80
 
81
 
82
+ def validate_field(value: Any, field_name: str, validator: Callable[[Any], bool],
83
  error_message: str = None) -> Any:
84
  """Validate a single field value
85
+
86
  Args:
87
  value: The value to validate
88
  field_name: Name of the field being validated
89
  validator: Function that returns True if value is valid
90
  error_message: Custom error message
91
+
92
  Returns:
93
  The validated value
94
+
95
  Raises:
96
  ValidationError: If validation fails
97
  """
 
108
 
109
  def validate_required(value: Any, field_name: str) -> Any:
110
  """Validate that a field is not None or empty
111
+
112
  Args:
113
  value: The value to validate
114
  field_name: Name of the field being validated
115
+
116
  Returns:
117
  The validated value
118
+
119
  Raises:
120
  ValidationError: If field is None or empty
121
  """
122
  if value is None:
123
  raise ValidationError(f"Field '{field_name}' is required", field_name, value)
124
+
125
  if isinstance(value, (str, list, dict)) and len(value) == 0:
126
  raise ValidationError(f"Field '{field_name}' cannot be empty", field_name, value)
127
+
128
  return value
129
 
130
 
131
  def validate_type(value: Any, field_name: str, expected_type: Union[type, tuple]) -> Any:
132
  """Validate that a field is of the expected type
133
+
134
  Args:
135
  value: The value to validate
136
  field_name: Name of the field being validated
137
  expected_type: Expected type or tuple of types
138
+
139
  Returns:
140
  The validated value
141
+
142
  Raises:
143
  ValidationError: If type doesn't match
144
  """
 
148
  expected_str = " or ".join(type_names)
149
  else:
150
  expected_str = expected_type.__name__
151
+
152
  actual_type = type(value).__name__
153
  raise ValidationError(
154
  f"Field '{field_name}' must be of type {expected_str}, got {actual_type}",
155
  field_name, value
156
  )
157
+
158
  return value
159
 
160
 
161
+ def validate_range(value: Union[int, float], field_name: str,
162
+ min_value: Union[int, float] = None,
163
  max_value: Union[int, float] = None) -> Union[int, float]:
164
  """Validate that a numeric value is within a specified range
165
+
166
  Args:
167
  value: The numeric value to validate
168
  field_name: Name of the field being validated
169
  min_value: Minimum allowed value (inclusive)
170
  max_value: Maximum allowed value (inclusive)
171
+
172
  Returns:
173
  The validated value
174
+
175
  Raises:
176
  ValidationError: If value is outside the range
177
  """
 
180
  f"Field '{field_name}' must be >= {min_value}, got {value}",
181
  field_name, value
182
  )
183
+
184
  if max_value is not None and value > max_value:
185
  raise ValidationError(
186
  f"Field '{field_name}' must be <= {max_value}, got {value}",
187
  field_name, value
188
  )
189
+
190
  return value
191
 
192
 
193
  def validate_choices(value: Any, field_name: str, choices: list) -> Any:
194
  """Validate that a value is one of the allowed choices
195
+
196
  Args:
197
  value: The value to validate
198
  field_name: Name of the field being validated
199
  choices: List of allowed values
200
+
201
  Returns:
202
  The validated value
203
+
204
  Raises:
205
  ValidationError: If value is not in choices
206
  """
 
209
  f"Field '{field_name}' must be one of {choices}, got '{value}'",
210
  field_name, value
211
  )
212
+
213
  return value
src/application/error_handling/error_mapper.py CHANGED
@@ -249,7 +249,7 @@ class ErrorMapper:
249
  if context:
250
  mapping = self._enhance_mapping_with_context(mapping, exception, context)
251
 
252
- logger.info(f"Mapped {type(exception).__name__} to {mapping.error_code}")
253
  return mapping
254
 
255
  except Exception as e:
 
249
  if context:
250
  mapping = self._enhance_mapping_with_context(mapping, exception, context)
251
 
252
+ logger.debug(f"Mapped {type(exception).__name__} to {mapping.error_code}")
253
  return mapping
254
 
255
  except Exception as e:
src/application/error_handling/structured_logger.py CHANGED
@@ -124,7 +124,7 @@ class StructuredLogger:
124
  """Log debug message."""
125
  if self.logger.isEnabledFor(logging.DEBUG):
126
  log_data = self._get_log_data(message, LogLevel.DEBUG.value, context, extra)
127
- self.logger.info(message, extra=log_data)
128
 
129
  def info(self, message: str, context: Optional[LogContext] = None,
130
  extra: Optional[Dict[str, Any]] = None) -> None:
 
124
  """Log debug message."""
125
  if self.logger.isEnabledFor(logging.DEBUG):
126
  log_data = self._get_log_data(message, LogLevel.DEBUG.value, context, extra)
127
+ self.logger.debug(message, extra=log_data)
128
 
129
  def info(self, message: str, context: Optional[LogContext] = None,
130
  extra: Optional[Dict[str, Any]] = None) -> None:
src/application/services/audio_processing_service.py CHANGED
@@ -51,39 +51,39 @@ class AudioProcessingApplicationService:
51
  container: Dependency injection container
52
  config: Application configuration (optional, will be resolved from container)
53
  """
54
- try:
55
- logger.info("Initializing AudioProcessingApplicationService...")
56
-
57
- self._container = container
58
- self._config = config or container.resolve(AppConfig)
59
- self._temp_files: Dict[str, str] = {} # Track temporary files for cleanup
60
 
61
- # Initialize error handling components
62
- self._error_mapper = ErrorMapper()
63
- self._recovery_manager = RecoveryManager()
64
 
65
- # Setup logging
66
- self._setup_logging()
67
 
68
- logger.info("AudioProcessingApplicationService initialized successfully")
69
-
70
- except Exception as e:
71
- logger.error(f"Failed to initialize AudioProcessingApplicationService: {e}", exc_info=True)
72
- raise
73
 
74
  def _setup_logging(self) -> None:
75
  """Setup logging configuration."""
76
  try:
77
- logger.info("Setting up logging configuration...")
78
  log_config = self._config.get_logging_config()
79
 
80
  # Configure logger level
81
  logger.setLevel(getattr(logging, log_config['level'].upper(), logging.INFO))
82
- logger.info("Logging configuration completed")
 
 
 
 
 
 
 
 
 
83
 
84
  except Exception as e:
85
  logger.warning(f"Failed to setup logging configuration: {e}")
86
- # Continue with default logging
87
 
88
  def process_audio_pipeline(self, request: ProcessingRequestDto) -> ProcessingResultDto:
89
  """
@@ -332,7 +332,7 @@ class AudioProcessingApplicationService:
332
 
333
  try:
334
  os.makedirs(temp_dir, exist_ok=True)
335
- logger.info(f"Created temporary directory: {temp_dir}")
336
  yield temp_dir
337
 
338
  finally:
@@ -341,7 +341,7 @@ class AudioProcessingApplicationService:
341
  try:
342
  import shutil
343
  shutil.rmtree(temp_dir, ignore_errors=True)
344
- logger.info(f"Cleaned up temporary directory: {temp_dir}")
345
  except Exception as e:
346
  logger.warning(f"Failed to cleanup temp directory {temp_dir}: {e}")
347
 
@@ -384,7 +384,7 @@ class AudioProcessingApplicationService:
384
  duration=0.0 # Would be calculated from actual file
385
  )
386
 
387
- logger.info(f"Converted upload to AudioContent: {upload.filename}")
388
  return audio_content
389
 
390
  except Exception as e:
@@ -412,7 +412,7 @@ class AudioProcessingApplicationService:
412
  SpeechRecognitionException: If STT fails
413
  """
414
  try:
415
- logger.info(f"Starting STT with model: {model} [correlation_id={correlation_id}]")
416
 
417
  # Get STT provider from container
418
  stt_provider = self._container.get_stt_provider(model)
@@ -454,7 +454,7 @@ class AudioProcessingApplicationService:
454
  TranslationFailedException: If translation fails
455
  """
456
  try:
457
- logger.info(
458
  f"Starting translation: {source_language or 'auto'} -> {target_language} "
459
  f"[correlation_id={correlation_id}]"
460
  )
@@ -510,7 +510,7 @@ class AudioProcessingApplicationService:
510
  SpeechSynthesisException: If TTS fails
511
  """
512
  try:
513
- logger.info(
514
  f"Starting TTS with voice: {voice}, speed: {speed} "
515
  f"[correlation_id={correlation_id}]"
516
  )
@@ -582,7 +582,7 @@ class AudioProcessingApplicationService:
582
  try:
583
  if os.path.exists(file_path):
584
  os.remove(file_path)
585
- logger.info(f"Cleaned up temp file: {file_path}")
586
  except Exception as e:
587
  logger.warning(f"Failed to cleanup temp file {file_path}: {e}")
588
  finally:
 
51
  container: Dependency injection container
52
  config: Application configuration (optional, will be resolved from container)
53
  """
54
+ self._container = container
55
+ self._config = config or container.resolve(AppConfig)
56
+ self._temp_files: Dict[str, str] = {} # Track temporary files for cleanup
 
 
 
57
 
58
+ # Initialize error handling components
59
+ self._error_mapper = ErrorMapper()
60
+ self._recovery_manager = RecoveryManager()
61
 
62
+ # Setup logging
63
+ self._setup_logging()
64
 
65
+ logger.info("AudioProcessingApplicationService initialized")
 
 
 
 
66
 
67
  def _setup_logging(self) -> None:
68
  """Setup logging configuration."""
69
  try:
 
70
  log_config = self._config.get_logging_config()
71
 
72
  # Configure logger level
73
  logger.setLevel(getattr(logging, log_config['level'].upper(), logging.INFO))
74
+
75
+ # Add file handler if enabled
76
+ if log_config.get('enable_file_logging', False):
77
+ file_handler = logging.FileHandler(log_config['log_file_path'])
78
+ file_handler.setLevel(logger.level)
79
+
80
+ formatter = logging.Formatter(log_config['format'])
81
+ file_handler.setFormatter(formatter)
82
+
83
+ logger.addHandler(file_handler)
84
 
85
  except Exception as e:
86
  logger.warning(f"Failed to setup logging configuration: {e}")
 
87
 
88
  def process_audio_pipeline(self, request: ProcessingRequestDto) -> ProcessingResultDto:
89
  """
 
332
 
333
  try:
334
  os.makedirs(temp_dir, exist_ok=True)
335
+ logger.debug(f"Created temporary directory: {temp_dir}")
336
  yield temp_dir
337
 
338
  finally:
 
341
  try:
342
  import shutil
343
  shutil.rmtree(temp_dir, ignore_errors=True)
344
+ logger.debug(f"Cleaned up temporary directory: {temp_dir}")
345
  except Exception as e:
346
  logger.warning(f"Failed to cleanup temp directory {temp_dir}: {e}")
347
 
 
384
  duration=0.0 # Would be calculated from actual file
385
  )
386
 
387
+ logger.debug(f"Converted upload to AudioContent: {upload.filename}")
388
  return audio_content
389
 
390
  except Exception as e:
 
412
  SpeechRecognitionException: If STT fails
413
  """
414
  try:
415
+ logger.debug(f"Starting STT with model: {model} [correlation_id={correlation_id}]")
416
 
417
  # Get STT provider from container
418
  stt_provider = self._container.get_stt_provider(model)
 
454
  TranslationFailedException: If translation fails
455
  """
456
  try:
457
+ logger.debug(
458
  f"Starting translation: {source_language or 'auto'} -> {target_language} "
459
  f"[correlation_id={correlation_id}]"
460
  )
 
510
  SpeechSynthesisException: If TTS fails
511
  """
512
  try:
513
+ logger.debug(
514
  f"Starting TTS with voice: {voice}, speed: {speed} "
515
  f"[correlation_id={correlation_id}]"
516
  )
 
582
  try:
583
  if os.path.exists(file_path):
584
  os.remove(file_path)
585
+ logger.debug(f"Cleaned up temp file: {file_path}")
586
  except Exception as e:
587
  logger.warning(f"Failed to cleanup temp file {file_path}: {e}")
588
  finally:
src/application/services/configuration_service.py CHANGED
@@ -153,7 +153,7 @@ class ConfigurationApplicationService:
153
  # Update the actual config object
154
  if hasattr(self._config.tts, key):
155
  setattr(self._config.tts, key, value)
156
- logger.info(f"Updated TTS config: {key} = {value}")
157
  else:
158
  logger.warning(f"Unknown TTS configuration key: {key}")
159
 
@@ -192,7 +192,7 @@ class ConfigurationApplicationService:
192
  # Update the actual config object
193
  if hasattr(self._config.stt, key):
194
  setattr(self._config.stt, key, value)
195
- logger.info(f"Updated STT config: {key} = {value}")
196
  else:
197
  logger.warning(f"Unknown STT configuration key: {key}")
198
 
@@ -231,7 +231,7 @@ class ConfigurationApplicationService:
231
  # Update the actual config object
232
  if hasattr(self._config.translation, key):
233
  setattr(self._config.translation, key, value)
234
- logger.info(f"Updated translation config: {key} = {value}")
235
  else:
236
  logger.warning(f"Unknown translation configuration key: {key}")
237
 
@@ -270,7 +270,7 @@ class ConfigurationApplicationService:
270
  # Update the actual config object
271
  if hasattr(self._config.processing, key):
272
  setattr(self._config.processing, key, value)
273
- logger.info(f"Updated processing config: {key} = {value}")
274
  else:
275
  logger.warning(f"Unknown processing configuration key: {key}")
276
 
 
153
  # Update the actual config object
154
  if hasattr(self._config.tts, key):
155
  setattr(self._config.tts, key, value)
156
+ logger.debug(f"Updated TTS config: {key} = {value}")
157
  else:
158
  logger.warning(f"Unknown TTS configuration key: {key}")
159
 
 
192
  # Update the actual config object
193
  if hasattr(self._config.stt, key):
194
  setattr(self._config.stt, key, value)
195
+ logger.debug(f"Updated STT config: {key} = {value}")
196
  else:
197
  logger.warning(f"Unknown STT configuration key: {key}")
198
 
 
231
  # Update the actual config object
232
  if hasattr(self._config.translation, key):
233
  setattr(self._config.translation, key, value)
234
+ logger.debug(f"Updated translation config: {key} = {value}")
235
  else:
236
  logger.warning(f"Unknown translation configuration key: {key}")
237
 
 
270
  # Update the actual config object
271
  if hasattr(self._config.processing, key):
272
  setattr(self._config.processing, key, value)
273
+ logger.debug(f"Updated processing config: {key} = {value}")
274
  else:
275
  logger.warning(f"Unknown processing configuration key: {key}")
276
 
src/infrastructure/base/file_utils.py CHANGED
@@ -27,7 +27,7 @@ class FileManager:
27
  self.base_dir = Path(tempfile.gettempdir()) / "tts_app"
28
 
29
  self.base_dir.mkdir(exist_ok=True)
30
- logger.info(f"FileManager initialized with base directory: {self.base_dir}")
31
 
32
  def create_temp_file(self, suffix: str = ".tmp", prefix: str = "temp", content: bytes = None) -> Path:
33
  """
@@ -51,7 +51,7 @@ class FileManager:
51
  else:
52
  file_path.touch()
53
 
54
- logger.info(f"Created temporary file: {file_path}")
55
  return file_path
56
 
57
  def create_unique_filename(self, base_name: str, extension: str = "", content_hash: bool = False, content: bytes = None) -> str:
@@ -103,7 +103,7 @@ class FileManager:
103
  with open(file_path, 'wb') as f:
104
  f.write(audio_data)
105
 
106
- logger.info(f"Saved audio file: {file_path} ({len(audio_data)} bytes)")
107
  return file_path
108
 
109
  def save_text_file(self, text_content: str, encoding: str = "utf-8", prefix: str = "text") -> Path:
@@ -124,7 +124,7 @@ class FileManager:
124
  with open(file_path, 'w', encoding=encoding) as f:
125
  f.write(text_content)
126
 
127
- logger.info(f"Saved text file: {file_path} ({len(text_content)} characters)")
128
  return file_path
129
 
130
  def cleanup_file(self, file_path: Union[str, Path]) -> bool:
@@ -141,7 +141,7 @@ class FileManager:
141
  path = Path(file_path)
142
  if path.exists() and path.is_file():
143
  path.unlink()
144
- logger.info(f"Cleaned up file: {path}")
145
  return True
146
  return False
147
  except Exception as e:
@@ -223,7 +223,7 @@ class FileManager:
223
  """
224
  path = Path(dir_path)
225
  path.mkdir(parents=True, exist_ok=True)
226
- logger.info(f"Ensured directory exists: {path}")
227
  return path
228
 
229
  def get_disk_usage(self) -> dict:
@@ -282,7 +282,7 @@ class AudioFileGenerator:
282
  wav_file.setframerate(sample_rate)
283
  wav_file.writeframes(audio_data)
284
 
285
- logger.info(f"Saved WAV file: {path} (sample_rate={sample_rate}, channels={channels})")
286
  return path
287
 
288
  except Exception as e:
@@ -318,7 +318,7 @@ class AudioFileGenerator:
318
 
319
  sf.write(str(path), audio_array, sample_rate)
320
 
321
- logger.info(f"Converted numpy array to WAV: {path}")
322
  return path
323
 
324
  except ImportError:
@@ -406,4 +406,4 @@ class ErrorHandler:
406
  debug_msg += f" ({context})"
407
  debug_msg += f": {message}"
408
 
409
- self.logger.info(debug_msg)
 
27
  self.base_dir = Path(tempfile.gettempdir()) / "tts_app"
28
 
29
  self.base_dir.mkdir(exist_ok=True)
30
+ logger.debug(f"FileManager initialized with base directory: {self.base_dir}")
31
 
32
  def create_temp_file(self, suffix: str = ".tmp", prefix: str = "temp", content: bytes = None) -> Path:
33
  """
 
51
  else:
52
  file_path.touch()
53
 
54
+ logger.debug(f"Created temporary file: {file_path}")
55
  return file_path
56
 
57
  def create_unique_filename(self, base_name: str, extension: str = "", content_hash: bool = False, content: bytes = None) -> str:
 
103
  with open(file_path, 'wb') as f:
104
  f.write(audio_data)
105
 
106
+ logger.debug(f"Saved audio file: {file_path} ({len(audio_data)} bytes)")
107
  return file_path
108
 
109
  def save_text_file(self, text_content: str, encoding: str = "utf-8", prefix: str = "text") -> Path:
 
124
  with open(file_path, 'w', encoding=encoding) as f:
125
  f.write(text_content)
126
 
127
+ logger.debug(f"Saved text file: {file_path} ({len(text_content)} characters)")
128
  return file_path
129
 
130
  def cleanup_file(self, file_path: Union[str, Path]) -> bool:
 
141
  path = Path(file_path)
142
  if path.exists() and path.is_file():
143
  path.unlink()
144
+ logger.debug(f"Cleaned up file: {path}")
145
  return True
146
  return False
147
  except Exception as e:
 
223
  """
224
  path = Path(dir_path)
225
  path.mkdir(parents=True, exist_ok=True)
226
+ logger.debug(f"Ensured directory exists: {path}")
227
  return path
228
 
229
  def get_disk_usage(self) -> dict:
 
282
  wav_file.setframerate(sample_rate)
283
  wav_file.writeframes(audio_data)
284
 
285
+ logger.debug(f"Saved WAV file: {path} (sample_rate={sample_rate}, channels={channels})")
286
  return path
287
 
288
  except Exception as e:
 
318
 
319
  sf.write(str(path), audio_array, sample_rate)
320
 
321
+ logger.debug(f"Converted numpy array to WAV: {path}")
322
  return path
323
 
324
  except ImportError:
 
406
  debug_msg += f" ({context})"
407
  debug_msg += f": {message}"
408
 
409
+ self.logger.debug(debug_msg)
src/infrastructure/base/stt_provider_base.py CHANGED
@@ -145,7 +145,7 @@ class STTProviderBase(ISpeechRecognitionService, ABC):
145
  # Convert to required format if needed
146
  processed_file = self._convert_audio_format(temp_file, audio)
147
 
148
- logger.info(f"Audio preprocessed and saved to: {processed_file}")
149
  return processed_file
150
 
151
  except Exception as e:
@@ -191,7 +191,7 @@ class STTProviderBase(ISpeechRecognitionService, ABC):
191
  # Export converted audio
192
  standardized_audio.export(output_path, format="wav")
193
 
194
- logger.info(f"Audio converted from {audio.format} to WAV: {output_path}")
195
  return output_path
196
 
197
  except ImportError:
@@ -273,7 +273,7 @@ class STTProviderBase(ISpeechRecognitionService, ABC):
273
  try:
274
  if file_path.exists():
275
  file_path.unlink()
276
- logger.info(f"Cleaned up temp file: {file_path}")
277
  except Exception as e:
278
  logger.warning(f"Failed to cleanup temp file {file_path}: {str(e)}")
279
 
@@ -294,7 +294,7 @@ class STTProviderBase(ISpeechRecognitionService, ABC):
294
  file_age = current_time - file_path.stat().st_mtime
295
  if file_age > max_age_seconds:
296
  file_path.unlink()
297
- logger.info(f"Cleaned up old temp file: {file_path}")
298
 
299
  except Exception as e:
300
  logger.warning(f"Failed to cleanup old temp files: {str(e)}")
 
145
  # Convert to required format if needed
146
  processed_file = self._convert_audio_format(temp_file, audio)
147
 
148
+ logger.debug(f"Audio preprocessed and saved to: {processed_file}")
149
  return processed_file
150
 
151
  except Exception as e:
 
191
  # Export converted audio
192
  standardized_audio.export(output_path, format="wav")
193
 
194
+ logger.debug(f"Audio converted from {audio.format} to WAV: {output_path}")
195
  return output_path
196
 
197
  except ImportError:
 
273
  try:
274
  if file_path.exists():
275
  file_path.unlink()
276
+ logger.debug(f"Cleaned up temp file: {file_path}")
277
  except Exception as e:
278
  logger.warning(f"Failed to cleanup temp file {file_path}: {str(e)}")
279
 
 
294
  file_age = current_time - file_path.stat().st_mtime
295
  if file_age > max_age_seconds:
296
  file_path.unlink()
297
+ logger.debug(f"Cleaned up old temp file: {file_path}")
298
 
299
  except Exception as e:
300
  logger.warning(f"Failed to cleanup old temp files: {str(e)}")
src/infrastructure/base/translation_provider_base.py CHANGED
@@ -56,7 +56,7 @@ class TranslationProviderBase(ITranslationService, ABC):
56
  # Translate each chunk
57
  translated_chunks = []
58
  for i, chunk in enumerate(text_chunks):
59
- logger.info(f"Translating chunk {i+1}/{len(text_chunks)}")
60
  translated_chunk = self._translate_chunk(
61
  chunk,
62
  request.source_text.language,
@@ -160,7 +160,7 @@ class TranslationProviderBase(ITranslationService, ABC):
160
  if current_chunk.strip():
161
  chunks.append(current_chunk.strip())
162
 
163
- logger.info(f"Text chunked into {len(chunks)} pieces")
164
  return chunks
165
 
166
  def _split_into_sentences(self, text: str) -> List[str]:
 
56
  # Translate each chunk
57
  translated_chunks = []
58
  for i, chunk in enumerate(text_chunks):
59
+ logger.debug(f"Translating chunk {i+1}/{len(text_chunks)}")
60
  translated_chunk = self._translate_chunk(
61
  chunk,
62
  request.source_text.language,
 
160
  if current_chunk.strip():
161
  chunks.append(current_chunk.strip())
162
 
163
+ logger.debug(f"Text chunked into {len(chunks)} pieces")
164
  return chunks
165
 
166
  def _split_into_sentences(self, text: str) -> List[str]:
src/infrastructure/base/tts_provider_base.py CHANGED
@@ -322,7 +322,7 @@ class TTSProviderBase(ISpeechSynthesisService, ABC):
322
  file_age = current_time - file_path.stat().st_mtime
323
  if file_age > max_age_seconds:
324
  file_path.unlink()
325
- logger.info(f"Cleaned up old temp file: {file_path}")
326
 
327
  except Exception as e:
328
  logger.warning(f"Failed to cleanup temp files: {str(e)}")
 
322
  file_age = current_time - file_path.stat().st_mtime
323
  if file_age > max_age_seconds:
324
  file_path.unlink()
325
+ logger.debug(f"Cleaned up old temp file: {file_path}")
326
 
327
  except Exception as e:
328
  logger.warning(f"Failed to cleanup temp files: {str(e)}")
src/infrastructure/config/container_setup.py CHANGED
@@ -131,14 +131,7 @@ def _register_application_services(container: DependencyContainer) -> None:
131
  # It manages resources and should be scoped to request/session
132
  def create_audio_processing_app_service() -> AudioProcessingApplicationService:
133
  """Factory function for creating audio processing application service."""
134
- try:
135
- logger.info("Creating AudioProcessingApplicationService...")
136
- service = AudioProcessingApplicationService(container)
137
- logger.info("AudioProcessingApplicationService created successfully")
138
- return service
139
- except Exception as e:
140
- logger.error(f"Failed to create AudioProcessingApplicationService: {e}", exc_info=True)
141
- raise
142
 
143
  container.register_scoped(
144
  AudioProcessingApplicationService,
 
131
  # It manages resources and should be scoped to request/session
132
  def create_audio_processing_app_service() -> AudioProcessingApplicationService:
133
  """Factory function for creating audio processing application service."""
134
+ return AudioProcessingApplicationService(container)
 
 
 
 
 
 
 
135
 
136
  container.register_scoped(
137
  AudioProcessingApplicationService,
src/infrastructure/config/dependency_container.py CHANGED
@@ -67,12 +67,12 @@ class DependencyContainer:
67
  self._singletons: Dict[Type, Any] = {}
68
  self._scoped_instances: Dict[Type, Any] = {}
69
  self._lock = Lock()
70
-
71
  # Provider factories
72
  self._tts_factory: Optional[TTSProviderFactory] = None
73
  self._stt_factory: Optional[STTProviderFactory] = None
74
  self._translation_factory: Optional[TranslationProviderFactory] = None
75
-
76
  # Register default services
77
  self._register_default_services()
78
 
@@ -80,7 +80,7 @@ class DependencyContainer:
80
  """Register default service implementations."""
81
  # Register configuration as singleton
82
  self.register_singleton(AppConfig, self._config)
83
-
84
  # Register provider factories as singletons
85
  self.register_singleton(TTSProviderFactory, self._get_tts_factory)
86
  self.register_singleton(STTProviderFactory, self._get_stt_factory)
@@ -104,7 +104,7 @@ class DependencyContainer:
104
  # If implementation is already an instance, store it directly
105
  if not (isinstance(implementation, type) or callable(implementation)):
106
  self._singletons[service_type] = implementation
107
- logger.info(f"Registered singleton instance for {service_type.__name__}")
108
  return
109
 
110
  descriptor = ServiceDescriptor(
@@ -114,7 +114,7 @@ class DependencyContainer:
114
  factory_args=factory_args
115
  )
116
  self._services[service_type] = descriptor
117
- logger.info(f"Registered singleton service: {service_type.__name__}")
118
 
119
  def register_transient(
120
  self,
@@ -138,7 +138,7 @@ class DependencyContainer:
138
  factory_args=factory_args
139
  )
140
  self._services[service_type] = descriptor
141
- logger.info(f"Registered transient service: {service_type.__name__}")
142
 
143
  def register_scoped(
144
  self,
@@ -162,7 +162,7 @@ class DependencyContainer:
162
  factory_args=factory_args
163
  )
164
  self._services[service_type] = descriptor
165
- logger.info(f"Registered scoped service: {service_type.__name__}")
166
 
167
  def resolve(self, service_type: Type[T]) -> T:
168
  """
@@ -208,7 +208,7 @@ class DependencyContainer:
208
 
209
  instance = self._create_instance(descriptor)
210
  self._singletons[service_type] = instance
211
- logger.info(f"Created singleton instance for {service_type.__name__}")
212
  return instance
213
 
214
  def _create_scoped(self, service_type: Type[T], descriptor: ServiceDescriptor) -> T:
@@ -218,13 +218,13 @@ class DependencyContainer:
218
 
219
  instance = self._create_instance(descriptor)
220
  self._scoped_instances[service_type] = instance
221
- logger.info(f"Created scoped instance for {service_type.__name__}")
222
  return instance
223
 
224
  def _create_transient(self, descriptor: ServiceDescriptor) -> T:
225
  """Create new transient instance."""
226
  instance = self._create_instance(descriptor)
227
- logger.info(f"Created transient instance for {descriptor.service_type.__name__}")
228
  return instance
229
 
230
  def _create_instance(self, descriptor: ServiceDescriptor) -> T:
@@ -246,21 +246,21 @@ class DependencyContainer:
246
  """Get or create TTS provider factory."""
247
  if self._tts_factory is None:
248
  self._tts_factory = TTSProviderFactory()
249
- logger.info("Created TTS provider factory")
250
  return self._tts_factory
251
 
252
  def _get_stt_factory(self) -> STTProviderFactory:
253
  """Get or create STT provider factory."""
254
  if self._stt_factory is None:
255
  self._stt_factory = STTProviderFactory()
256
- logger.info("Created STT provider factory")
257
  return self._stt_factory
258
 
259
  def _get_translation_factory(self) -> TranslationProviderFactory:
260
  """Get or create translation provider factory."""
261
  if self._translation_factory is None:
262
  self._translation_factory = TranslationProviderFactory()
263
- logger.info("Created translation provider factory")
264
  return self._translation_factory
265
 
266
  def get_tts_provider(self, provider_name: Optional[str] = None, **kwargs) -> ISpeechSynthesisService:
@@ -275,7 +275,7 @@ class DependencyContainer:
275
  ISpeechSynthesisService: TTS provider instance
276
  """
277
  factory = self.resolve(TTSProviderFactory)
278
-
279
  if provider_name:
280
  return factory.create_provider(provider_name, **kwargs)
281
  else:
@@ -293,7 +293,7 @@ class DependencyContainer:
293
  ISpeechRecognitionService: STT provider instance
294
  """
295
  factory = self.resolve(STTProviderFactory)
296
-
297
  if provider_name:
298
  return factory.create_provider(provider_name)
299
  else:
@@ -316,7 +316,7 @@ class DependencyContainer:
316
  ITranslationService: Translation provider instance
317
  """
318
  factory = self.resolve(TranslationProviderFactory)
319
-
320
  if provider_type:
321
  return factory.create_provider(provider_type, config)
322
  else:
@@ -328,9 +328,9 @@ class DependencyContainer:
328
  # Cleanup scoped instances if they have cleanup methods
329
  for instance in self._scoped_instances.values():
330
  self._cleanup_instance(instance)
331
-
332
  self._scoped_instances.clear()
333
- logger.info("Cleared scoped instances")
334
 
335
  def _cleanup_instance(self, instance: Any) -> None:
336
  """Cleanup instance if it has cleanup methods."""
@@ -342,7 +342,7 @@ class DependencyContainer:
342
  method = getattr(instance, method_name)
343
  if callable(method):
344
  method()
345
- logger.info(f"Called {method_name} on {type(instance).__name__}")
346
  break
347
  except Exception as e:
348
  logger.warning(f"Failed to cleanup instance {type(instance).__name__}: {e}")
@@ -351,33 +351,33 @@ class DependencyContainer:
351
  """Cleanup all managed resources."""
352
  with self._lock:
353
  logger.info("Starting dependency container cleanup")
354
-
355
  # Cleanup scoped instances
356
  self.clear_scoped_instances()
357
-
358
  # Cleanup singleton instances
359
  for instance in self._singletons.values():
360
  self._cleanup_instance(instance)
361
-
362
  # Cleanup provider factories
363
  if self._tts_factory:
364
  try:
365
  self._tts_factory.cleanup_providers()
366
  except Exception as e:
367
  logger.warning(f"Failed to cleanup TTS factory: {e}")
368
-
369
  if self._translation_factory:
370
  try:
371
  self._translation_factory.clear_cache()
372
  except Exception as e:
373
  logger.warning(f"Failed to cleanup translation factory: {e}")
374
-
375
  # Clear all references
376
  self._singletons.clear()
377
  self._tts_factory = None
378
  self._stt_factory = None
379
  self._translation_factory = None
380
-
381
  logger.info("Dependency container cleanup completed")
382
 
383
  def is_registered(self, service_type: Type) -> bool:
@@ -402,16 +402,16 @@ class DependencyContainer:
402
  """
403
  with self._lock:
404
  services_info = {}
405
-
406
  # Add singleton instances
407
  for service_type in self._singletons.keys():
408
  services_info[service_type.__name__] = "singleton (instance)"
409
-
410
  # Add registered services
411
  for service_type, descriptor in self._services.items():
412
  if service_type not in self._singletons:
413
  services_info[service_type.__name__] = descriptor.lifetime.value
414
-
415
  return services_info
416
 
417
  def create_scope(self) -> 'DependencyScope':
@@ -465,7 +465,7 @@ class DependencyScope:
465
  instance = self._parent.resolve(service_type)
466
 
467
  # If it's a scoped service, store it in this scope
468
- if (service_type in self._parent._services and
469
  self._parent._services[service_type].lifetime == ServiceLifetime.SCOPED):
470
  self._scoped_instances[service_type] = instance
471
 
@@ -500,12 +500,12 @@ def get_container() -> DependencyContainer:
500
  DependencyContainer: Global container instance
501
  """
502
  global _global_container
503
-
504
  with _container_lock:
505
  if _global_container is None:
506
  _global_container = DependencyContainer()
507
  logger.info("Created global dependency container")
508
-
509
  return _global_container
510
 
511
 
@@ -517,11 +517,11 @@ def set_container(container: DependencyContainer) -> None:
517
  container: Container instance to set as global
518
  """
519
  global _global_container
520
-
521
  with _container_lock:
522
  if _global_container is not None:
523
  _global_container.cleanup()
524
-
525
  _global_container = container
526
  logger.info("Set global dependency container")
527
 
@@ -529,7 +529,7 @@ def set_container(container: DependencyContainer) -> None:
529
  def cleanup_container() -> None:
530
  """Cleanup the global dependency container."""
531
  global _global_container
532
-
533
  with _container_lock:
534
  if _global_container is not None:
535
  _global_container.cleanup()
 
67
  self._singletons: Dict[Type, Any] = {}
68
  self._scoped_instances: Dict[Type, Any] = {}
69
  self._lock = Lock()
70
+
71
  # Provider factories
72
  self._tts_factory: Optional[TTSProviderFactory] = None
73
  self._stt_factory: Optional[STTProviderFactory] = None
74
  self._translation_factory: Optional[TranslationProviderFactory] = None
75
+
76
  # Register default services
77
  self._register_default_services()
78
 
 
80
  """Register default service implementations."""
81
  # Register configuration as singleton
82
  self.register_singleton(AppConfig, self._config)
83
+
84
  # Register provider factories as singletons
85
  self.register_singleton(TTSProviderFactory, self._get_tts_factory)
86
  self.register_singleton(STTProviderFactory, self._get_stt_factory)
 
104
  # If implementation is already an instance, store it directly
105
  if not (isinstance(implementation, type) or callable(implementation)):
106
  self._singletons[service_type] = implementation
107
+ logger.debug(f"Registered singleton instance for {service_type.__name__}")
108
  return
109
 
110
  descriptor = ServiceDescriptor(
 
114
  factory_args=factory_args
115
  )
116
  self._services[service_type] = descriptor
117
+ logger.debug(f"Registered singleton service: {service_type.__name__}")
118
 
119
  def register_transient(
120
  self,
 
138
  factory_args=factory_args
139
  )
140
  self._services[service_type] = descriptor
141
+ logger.debug(f"Registered transient service: {service_type.__name__}")
142
 
143
  def register_scoped(
144
  self,
 
162
  factory_args=factory_args
163
  )
164
  self._services[service_type] = descriptor
165
+ logger.debug(f"Registered scoped service: {service_type.__name__}")
166
 
167
  def resolve(self, service_type: Type[T]) -> T:
168
  """
 
208
 
209
  instance = self._create_instance(descriptor)
210
  self._singletons[service_type] = instance
211
+ logger.debug(f"Created singleton instance for {service_type.__name__}")
212
  return instance
213
 
214
  def _create_scoped(self, service_type: Type[T], descriptor: ServiceDescriptor) -> T:
 
218
 
219
  instance = self._create_instance(descriptor)
220
  self._scoped_instances[service_type] = instance
221
+ logger.debug(f"Created scoped instance for {service_type.__name__}")
222
  return instance
223
 
224
  def _create_transient(self, descriptor: ServiceDescriptor) -> T:
225
  """Create new transient instance."""
226
  instance = self._create_instance(descriptor)
227
+ logger.debug(f"Created transient instance for {descriptor.service_type.__name__}")
228
  return instance
229
 
230
  def _create_instance(self, descriptor: ServiceDescriptor) -> T:
 
246
  """Get or create TTS provider factory."""
247
  if self._tts_factory is None:
248
  self._tts_factory = TTSProviderFactory()
249
+ logger.debug("Created TTS provider factory")
250
  return self._tts_factory
251
 
252
  def _get_stt_factory(self) -> STTProviderFactory:
253
  """Get or create STT provider factory."""
254
  if self._stt_factory is None:
255
  self._stt_factory = STTProviderFactory()
256
+ logger.debug("Created STT provider factory")
257
  return self._stt_factory
258
 
259
  def _get_translation_factory(self) -> TranslationProviderFactory:
260
  """Get or create translation provider factory."""
261
  if self._translation_factory is None:
262
  self._translation_factory = TranslationProviderFactory()
263
+ logger.debug("Created translation provider factory")
264
  return self._translation_factory
265
 
266
  def get_tts_provider(self, provider_name: Optional[str] = None, **kwargs) -> ISpeechSynthesisService:
 
275
  ISpeechSynthesisService: TTS provider instance
276
  """
277
  factory = self.resolve(TTSProviderFactory)
278
+
279
  if provider_name:
280
  return factory.create_provider(provider_name, **kwargs)
281
  else:
 
293
  ISpeechRecognitionService: STT provider instance
294
  """
295
  factory = self.resolve(STTProviderFactory)
296
+
297
  if provider_name:
298
  return factory.create_provider(provider_name)
299
  else:
 
316
  ITranslationService: Translation provider instance
317
  """
318
  factory = self.resolve(TranslationProviderFactory)
319
+
320
  if provider_type:
321
  return factory.create_provider(provider_type, config)
322
  else:
 
328
  # Cleanup scoped instances if they have cleanup methods
329
  for instance in self._scoped_instances.values():
330
  self._cleanup_instance(instance)
331
+
332
  self._scoped_instances.clear()
333
+ logger.debug("Cleared scoped instances")
334
 
335
  def _cleanup_instance(self, instance: Any) -> None:
336
  """Cleanup instance if it has cleanup methods."""
 
342
  method = getattr(instance, method_name)
343
  if callable(method):
344
  method()
345
+ logger.debug(f"Called {method_name} on {type(instance).__name__}")
346
  break
347
  except Exception as e:
348
  logger.warning(f"Failed to cleanup instance {type(instance).__name__}: {e}")
 
351
  """Cleanup all managed resources."""
352
  with self._lock:
353
  logger.info("Starting dependency container cleanup")
354
+
355
  # Cleanup scoped instances
356
  self.clear_scoped_instances()
357
+
358
  # Cleanup singleton instances
359
  for instance in self._singletons.values():
360
  self._cleanup_instance(instance)
361
+
362
  # Cleanup provider factories
363
  if self._tts_factory:
364
  try:
365
  self._tts_factory.cleanup_providers()
366
  except Exception as e:
367
  logger.warning(f"Failed to cleanup TTS factory: {e}")
368
+
369
  if self._translation_factory:
370
  try:
371
  self._translation_factory.clear_cache()
372
  except Exception as e:
373
  logger.warning(f"Failed to cleanup translation factory: {e}")
374
+
375
  # Clear all references
376
  self._singletons.clear()
377
  self._tts_factory = None
378
  self._stt_factory = None
379
  self._translation_factory = None
380
+
381
  logger.info("Dependency container cleanup completed")
382
 
383
  def is_registered(self, service_type: Type) -> bool:
 
402
  """
403
  with self._lock:
404
  services_info = {}
405
+
406
  # Add singleton instances
407
  for service_type in self._singletons.keys():
408
  services_info[service_type.__name__] = "singleton (instance)"
409
+
410
  # Add registered services
411
  for service_type, descriptor in self._services.items():
412
  if service_type not in self._singletons:
413
  services_info[service_type.__name__] = descriptor.lifetime.value
414
+
415
  return services_info
416
 
417
  def create_scope(self) -> 'DependencyScope':
 
465
  instance = self._parent.resolve(service_type)
466
 
467
  # If it's a scoped service, store it in this scope
468
+ if (service_type in self._parent._services and
469
  self._parent._services[service_type].lifetime == ServiceLifetime.SCOPED):
470
  self._scoped_instances[service_type] = instance
471
 
 
500
  DependencyContainer: Global container instance
501
  """
502
  global _global_container
503
+
504
  with _container_lock:
505
  if _global_container is None:
506
  _global_container = DependencyContainer()
507
  logger.info("Created global dependency container")
508
+
509
  return _global_container
510
 
511
 
 
517
  container: Container instance to set as global
518
  """
519
  global _global_container
520
+
521
  with _container_lock:
522
  if _global_container is not None:
523
  _global_container.cleanup()
524
+
525
  _global_container = container
526
  logger.info("Set global dependency container")
527
 
 
529
  def cleanup_container() -> None:
530
  """Cleanup the global dependency container."""
531
  global _global_container
532
+
533
  with _container_lock:
534
  if _global_container is not None:
535
  _global_container.cleanup()
src/infrastructure/stt/provider_factory.py CHANGED
@@ -36,21 +36,21 @@ class STTProviderFactory:
36
  SpeechRecognitionException: If provider is not available or creation fails
37
  """
38
  provider_name = provider_name.lower()
39
-
40
  if provider_name not in cls._providers:
41
  raise SpeechRecognitionException(f"Unknown STT provider: {provider_name}")
42
 
43
  provider_class = cls._providers[provider_name]
44
-
45
  try:
46
  provider = provider_class()
47
-
48
  if not provider.is_available():
49
  raise SpeechRecognitionException(f"STT provider {provider_name} is not available")
50
-
51
  logger.info(f"Created STT provider: {provider_name}")
52
  return provider
53
-
54
  except Exception as e:
55
  logger.error(f"Failed to create STT provider {provider_name}: {str(e)}")
56
  raise SpeechRecognitionException(f"Failed to create STT provider {provider_name}: {str(e)}") from e
@@ -79,7 +79,7 @@ class STTProviderFactory:
79
  for provider_name in cls._fallback_order:
80
  if provider_name.lower() == preferred_provider.lower():
81
  continue # Skip the preferred provider we already tried
82
-
83
  try:
84
  logger.info(f"Trying fallback STT provider: {provider_name}")
85
  return cls.create_provider(provider_name)
@@ -98,15 +98,15 @@ class STTProviderFactory:
98
  list[str]: List of available provider names
99
  """
100
  available = []
101
-
102
  for provider_name, provider_class in cls._providers.items():
103
  try:
104
  provider = provider_class()
105
  if provider.is_available():
106
  available.append(provider_name)
107
  except Exception as e:
108
- logger.info(f"Provider {provider_name} not available: {str(e)}")
109
-
110
  return available
111
 
112
  @classmethod
@@ -121,12 +121,12 @@ class STTProviderFactory:
121
  Optional[dict]: Provider information or None if not found
122
  """
123
  provider_name = provider_name.lower()
124
-
125
  if provider_name not in cls._providers:
126
  return None
127
 
128
  provider_class = cls._providers[provider_name]
129
-
130
  try:
131
  provider = provider_class()
132
  return {
@@ -137,7 +137,7 @@ class STTProviderFactory:
137
  "default_model": provider.get_default_model() if provider.is_available() else None
138
  }
139
  except Exception as e:
140
- logger.info(f"Failed to get info for provider {provider_name}: {str(e)}")
141
  return {
142
  "name": provider_name,
143
  "available": False,
@@ -160,15 +160,15 @@ class STTProviderFactory:
160
  # Legacy compatibility - create an ASRFactory alias
161
  class ASRFactory:
162
  """Legacy ASRFactory for backward compatibility."""
163
-
164
  @staticmethod
165
  def get_model(model_name: str = "parakeet") -> STTProviderBase:
166
  """
167
  Get STT provider by model name (legacy interface).
168
-
169
  Args:
170
  model_name: Name of the model/provider to use
171
-
172
  Returns:
173
  STTProviderBase: The provider instance
174
  """
@@ -178,9 +178,9 @@ class ASRFactory:
178
  "parakeet": "parakeet",
179
  "faster-whisper": "whisper"
180
  }
181
-
182
  provider_name = provider_mapping.get(model_name.lower(), model_name.lower())
183
-
184
  try:
185
  return STTProviderFactory.create_provider(provider_name)
186
  except SpeechRecognitionException:
 
36
  SpeechRecognitionException: If provider is not available or creation fails
37
  """
38
  provider_name = provider_name.lower()
39
+
40
  if provider_name not in cls._providers:
41
  raise SpeechRecognitionException(f"Unknown STT provider: {provider_name}")
42
 
43
  provider_class = cls._providers[provider_name]
44
+
45
  try:
46
  provider = provider_class()
47
+
48
  if not provider.is_available():
49
  raise SpeechRecognitionException(f"STT provider {provider_name} is not available")
50
+
51
  logger.info(f"Created STT provider: {provider_name}")
52
  return provider
53
+
54
  except Exception as e:
55
  logger.error(f"Failed to create STT provider {provider_name}: {str(e)}")
56
  raise SpeechRecognitionException(f"Failed to create STT provider {provider_name}: {str(e)}") from e
 
79
  for provider_name in cls._fallback_order:
80
  if provider_name.lower() == preferred_provider.lower():
81
  continue # Skip the preferred provider we already tried
82
+
83
  try:
84
  logger.info(f"Trying fallback STT provider: {provider_name}")
85
  return cls.create_provider(provider_name)
 
98
  list[str]: List of available provider names
99
  """
100
  available = []
101
+
102
  for provider_name, provider_class in cls._providers.items():
103
  try:
104
  provider = provider_class()
105
  if provider.is_available():
106
  available.append(provider_name)
107
  except Exception as e:
108
+ logger.debug(f"Provider {provider_name} not available: {str(e)}")
109
+
110
  return available
111
 
112
  @classmethod
 
121
  Optional[dict]: Provider information or None if not found
122
  """
123
  provider_name = provider_name.lower()
124
+
125
  if provider_name not in cls._providers:
126
  return None
127
 
128
  provider_class = cls._providers[provider_name]
129
+
130
  try:
131
  provider = provider_class()
132
  return {
 
137
  "default_model": provider.get_default_model() if provider.is_available() else None
138
  }
139
  except Exception as e:
140
+ logger.debug(f"Failed to get info for provider {provider_name}: {str(e)}")
141
  return {
142
  "name": provider_name,
143
  "available": False,
 
160
  # Legacy compatibility - create an ASRFactory alias
161
  class ASRFactory:
162
  """Legacy ASRFactory for backward compatibility."""
163
+
164
  @staticmethod
165
  def get_model(model_name: str = "parakeet") -> STTProviderBase:
166
  """
167
  Get STT provider by model name (legacy interface).
168
+
169
  Args:
170
  model_name: Name of the model/provider to use
171
+
172
  Returns:
173
  STTProviderBase: The provider instance
174
  """
 
178
  "parakeet": "parakeet",
179
  "faster-whisper": "whisper"
180
  }
181
+
182
  provider_name = provider_mapping.get(model_name.lower(), model_name.lower())
183
+
184
  try:
185
  return STTProviderFactory.create_provider(provider_name)
186
  except SpeechRecognitionException:
src/infrastructure/stt/whisper_provider.py CHANGED
@@ -36,7 +36,7 @@ class WhisperSTTProvider(STTProviderBase):
36
  except ImportError:
37
  # Fallback to CPU if torch is not available
38
  self._device = "cpu"
39
-
40
  self._compute_type = "float16" if self._device == "cuda" else "int8"
41
  logger.info(f"Whisper provider initialized with device: {self._device}, compute_type: {self._compute_type}")
42
 
@@ -57,7 +57,7 @@ class WhisperSTTProvider(STTProviderBase):
57
  self._load_model(model)
58
 
59
  logger.info(f"Starting Whisper transcription with model {model}")
60
-
61
  # Perform transcription
62
  segments, info = self.model.transcribe(
63
  str(audio_path),
@@ -72,7 +72,7 @@ class WhisperSTTProvider(STTProviderBase):
72
  result_text = ""
73
  for segment in segments:
74
  result_text += segment.text + " "
75
- logger.info(f"[{segment.start:.2f}s -> {segment.end:.2f}s] {segment.text}")
76
 
77
  result = result_text.strip()
78
  logger.info("Whisper transcription completed successfully")
@@ -90,18 +90,18 @@ class WhisperSTTProvider(STTProviderBase):
90
  """
91
  try:
92
  from faster_whisper import WhisperModel as FasterWhisperModel
93
-
94
  logger.info(f"Loading Whisper model: {model_name}")
95
  logger.info(f"Using device: {self._device}, compute_type: {self._compute_type}")
96
-
97
  self.model = FasterWhisperModel(
98
  model_name,
99
  device=self._device,
100
  compute_type=self._compute_type
101
  )
102
-
103
  logger.info(f"Whisper model {model_name} loaded successfully")
104
-
105
  except ImportError as e:
106
  raise SpeechRecognitionException(
107
  "faster-whisper not available. Please install with: pip install faster-whisper"
@@ -134,7 +134,7 @@ class WhisperSTTProvider(STTProviderBase):
134
  "tiny",
135
  "tiny.en",
136
  "base",
137
- "base.en",
138
  "small",
139
  "small.en",
140
  "medium",
 
36
  except ImportError:
37
  # Fallback to CPU if torch is not available
38
  self._device = "cpu"
39
+
40
  self._compute_type = "float16" if self._device == "cuda" else "int8"
41
  logger.info(f"Whisper provider initialized with device: {self._device}, compute_type: {self._compute_type}")
42
 
 
57
  self._load_model(model)
58
 
59
  logger.info(f"Starting Whisper transcription with model {model}")
60
+
61
  # Perform transcription
62
  segments, info = self.model.transcribe(
63
  str(audio_path),
 
72
  result_text = ""
73
  for segment in segments:
74
  result_text += segment.text + " "
75
+ logger.debug(f"[{segment.start:.2f}s -> {segment.end:.2f}s] {segment.text}")
76
 
77
  result = result_text.strip()
78
  logger.info("Whisper transcription completed successfully")
 
90
  """
91
  try:
92
  from faster_whisper import WhisperModel as FasterWhisperModel
93
+
94
  logger.info(f"Loading Whisper model: {model_name}")
95
  logger.info(f"Using device: {self._device}, compute_type: {self._compute_type}")
96
+
97
  self.model = FasterWhisperModel(
98
  model_name,
99
  device=self._device,
100
  compute_type=self._compute_type
101
  )
102
+
103
  logger.info(f"Whisper model {model_name} loaded successfully")
104
+
105
  except ImportError as e:
106
  raise SpeechRecognitionException(
107
  "faster-whisper not available. Please install with: pip install faster-whisper"
 
134
  "tiny",
135
  "tiny.en",
136
  "base",
137
+ "base.en",
138
  "small",
139
  "small.en",
140
  "medium",
src/infrastructure/translation/nllb_provider.py CHANGED
@@ -430,7 +430,7 @@ class NLLBTranslationProvider(TranslationProviderBase):
430
  # For simplicity, assume all languages can translate to all other languages
431
  # In practice, you might want to be more specific about supported pairs
432
  supported_languages[lang_code] = [
433
- target for target in self.LANGUAGE_MAPPINGS.keys()
434
  if target != lang_code
435
  ]
436
 
@@ -465,7 +465,7 @@ class NLLBTranslationProvider(TranslationProviderBase):
465
  source_nllb = self._map_language_code(source_language)
466
  target_nllb = self._map_language_code(target_language)
467
 
468
- logger.info(f"Translating chunk from {source_nllb} to {target_nllb}")
469
 
470
  # Tokenize with source language specification
471
  inputs = self._tokenizer(
@@ -490,7 +490,7 @@ class NLLBTranslationProvider(TranslationProviderBase):
490
  # Post-process the translation
491
  translated = self._postprocess_text(translated)
492
 
493
- logger.info(f"Chunk translation completed: {len(text)} -> {len(translated)} chars")
494
  return translated
495
 
496
  except Exception as e:
 
430
  # For simplicity, assume all languages can translate to all other languages
431
  # In practice, you might want to be more specific about supported pairs
432
  supported_languages[lang_code] = [
433
+ target for target in self.LANGUAGE_MAPPINGS.keys()
434
  if target != lang_code
435
  ]
436
 
 
465
  source_nllb = self._map_language_code(source_language)
466
  target_nllb = self._map_language_code(target_language)
467
 
468
+ logger.debug(f"Translating chunk from {source_nllb} to {target_nllb}")
469
 
470
  # Tokenize with source language specification
471
  inputs = self._tokenizer(
 
490
  # Post-process the translation
491
  translated = self._postprocess_text(translated)
492
 
493
+ logger.debug(f"Chunk translation completed: {len(text)} -> {len(translated)} chars")
494
  return translated
495
 
496
  except Exception as e:
src/infrastructure/translation/provider_factory.py CHANGED
@@ -67,7 +67,7 @@ class TranslationProviderFactory:
67
 
68
  # Return cached instance if available and requested
69
  if use_cache and cache_key in self._provider_cache:
70
- logger.info(f"Returning cached {provider_type.value} provider")
71
  return self._provider_cache[cache_key]
72
 
73
  # Check if provider type is registered
@@ -86,7 +86,7 @@ class TranslationProviderFactory:
86
  final_config.update(config)
87
 
88
  logger.info(f"Creating {provider_type.value} translation provider")
89
- logger.info(f"Provider config: {final_config}")
90
 
91
  # Create provider instance
92
  provider = provider_class(**final_config)
@@ -258,7 +258,7 @@ class TranslationProviderFactory:
258
  # Cache the result
259
  self._availability_cache[provider_type] = is_available
260
 
261
- logger.info(f"Provider {provider_type.value} availability: {is_available}")
262
  return is_available
263
 
264
  except Exception as e:
 
67
 
68
  # Return cached instance if available and requested
69
  if use_cache and cache_key in self._provider_cache:
70
+ logger.debug(f"Returning cached {provider_type.value} provider")
71
  return self._provider_cache[cache_key]
72
 
73
  # Check if provider type is registered
 
86
  final_config.update(config)
87
 
88
  logger.info(f"Creating {provider_type.value} translation provider")
89
+ logger.debug(f"Provider config: {final_config}")
90
 
91
  # Create provider instance
92
  provider = provider_class(**final_config)
 
258
  # Cache the result
259
  self._availability_cache[provider_type] = is_available
260
 
261
+ logger.debug(f"Provider {provider_type.value} availability: {is_available}")
262
  return is_available
263
 
264
  except Exception as e:
src/infrastructure/tts/provider_factory.py CHANGED
@@ -20,7 +20,7 @@ class TTSProviderFactory:
20
  def _register_default_providers(self):
21
  """Register all available TTS providers."""
22
  # Import providers dynamically to avoid import errors if dependencies are missing
23
-
24
  # Always register dummy provider as fallback
25
  from .dummy_provider import DummyTTSProvider
26
  self._providers['dummy'] = DummyTTSProvider
@@ -31,7 +31,7 @@ class TTSProviderFactory:
31
  self._providers['kokoro'] = KokoroTTSProvider
32
  logger.info("Registered Kokoro TTS provider")
33
  except ImportError as e:
34
- logger.info(f"Kokoro TTS provider not available: {e}")
35
 
36
  # Try to register Dia provider
37
  try:
@@ -39,7 +39,7 @@ class TTSProviderFactory:
39
  self._providers['dia'] = DiaTTSProvider
40
  logger.info("Registered Dia TTS provider")
41
  except ImportError as e:
42
- logger.info(f"Dia TTS provider not available: {e}")
43
 
44
  # Try to register CosyVoice2 provider
45
  try:
@@ -47,7 +47,7 @@ class TTSProviderFactory:
47
  self._providers['cosyvoice2'] = CosyVoice2TTSProvider
48
  logger.info("Registered CosyVoice2 TTS provider")
49
  except ImportError as e:
50
- logger.info(f"CosyVoice2 TTS provider not available: {e}")
51
 
52
  def get_available_providers(self) -> List[str]:
53
  """Get list of available TTS providers."""
@@ -68,10 +68,10 @@ class TTSProviderFactory:
68
  # Check if provider is available
69
  if self._provider_instances[name].is_available():
70
  available.append(name)
71
-
72
  except Exception as e:
73
  logger.warning(f"Failed to check availability of {name} provider: {e}")
74
-
75
  return available
76
 
77
  def create_provider(self, provider_name: str, **kwargs) -> TTSProviderBase:
@@ -96,7 +96,7 @@ class TTSProviderFactory:
96
 
97
  try:
98
  provider_class = self._providers[provider_name]
99
-
100
  # Create instance with appropriate parameters
101
  if provider_name in ['kokoro', 'dia', 'cosyvoice2']:
102
  lang_code = kwargs.get('lang_code', 'z')
@@ -133,7 +133,7 @@ class TTSProviderFactory:
133
  preferred_providers = ['kokoro', 'dia', 'cosyvoice2', 'dummy']
134
 
135
  available_providers = self.get_available_providers()
136
-
137
  # Try preferred providers in order
138
  for provider_name in preferred_providers:
139
  if provider_name in available_providers:
@@ -177,7 +177,7 @@ class TTSProviderFactory:
177
  self._provider_instances[provider_name] = provider_class()
178
 
179
  provider = self._provider_instances[provider_name]
180
-
181
  return {
182
  "available": provider.is_available(),
183
  "name": provider.provider_name,
@@ -199,6 +199,6 @@ class TTSProviderFactory:
199
  provider._cleanup_temp_files()
200
  except Exception as e:
201
  logger.warning(f"Failed to cleanup provider {provider.provider_name}: {e}")
202
-
203
  self._provider_instances.clear()
204
  logger.info("Cleaned up TTS provider instances")
 
20
  def _register_default_providers(self):
21
  """Register all available TTS providers."""
22
  # Import providers dynamically to avoid import errors if dependencies are missing
23
+
24
  # Always register dummy provider as fallback
25
  from .dummy_provider import DummyTTSProvider
26
  self._providers['dummy'] = DummyTTSProvider
 
31
  self._providers['kokoro'] = KokoroTTSProvider
32
  logger.info("Registered Kokoro TTS provider")
33
  except ImportError as e:
34
+ logger.debug(f"Kokoro TTS provider not available: {e}")
35
 
36
  # Try to register Dia provider
37
  try:
 
39
  self._providers['dia'] = DiaTTSProvider
40
  logger.info("Registered Dia TTS provider")
41
  except ImportError as e:
42
+ logger.debug(f"Dia TTS provider not available: {e}")
43
 
44
  # Try to register CosyVoice2 provider
45
  try:
 
47
  self._providers['cosyvoice2'] = CosyVoice2TTSProvider
48
  logger.info("Registered CosyVoice2 TTS provider")
49
  except ImportError as e:
50
+ logger.debug(f"CosyVoice2 TTS provider not available: {e}")
51
 
52
  def get_available_providers(self) -> List[str]:
53
  """Get list of available TTS providers."""
 
68
  # Check if provider is available
69
  if self._provider_instances[name].is_available():
70
  available.append(name)
71
+
72
  except Exception as e:
73
  logger.warning(f"Failed to check availability of {name} provider: {e}")
74
+
75
  return available
76
 
77
  def create_provider(self, provider_name: str, **kwargs) -> TTSProviderBase:
 
96
 
97
  try:
98
  provider_class = self._providers[provider_name]
99
+
100
  # Create instance with appropriate parameters
101
  if provider_name in ['kokoro', 'dia', 'cosyvoice2']:
102
  lang_code = kwargs.get('lang_code', 'z')
 
133
  preferred_providers = ['kokoro', 'dia', 'cosyvoice2', 'dummy']
134
 
135
  available_providers = self.get_available_providers()
136
+
137
  # Try preferred providers in order
138
  for provider_name in preferred_providers:
139
  if provider_name in available_providers:
 
177
  self._provider_instances[provider_name] = provider_class()
178
 
179
  provider = self._provider_instances[provider_name]
180
+
181
  return {
182
  "available": provider.is_available(),
183
  "name": provider.provider_name,
 
199
  provider._cleanup_temp_files()
200
  except Exception as e:
201
  logger.warning(f"Failed to cleanup provider {provider.provider_name}: {e}")
202
+
203
  self._provider_instances.clear()
204
  logger.info("Cleaned up TTS provider instances")
tests/unit/application/error_handling/test_structured_logger.py CHANGED
@@ -60,7 +60,7 @@ class TestStructuredLogger:
60
  context = LogContext(correlation_id="test-123", operation="test_op")
61
 
62
  with patch.object(self.logger.logger, 'debug') as mock_debug:
63
- self.logger.info("Test debug message", context=context)
64
 
65
  mock_debug.assert_called_once()
66
  args, kwargs = mock_debug.call_args
 
60
  context = LogContext(correlation_id="test-123", operation="test_op")
61
 
62
  with patch.object(self.logger.logger, 'debug') as mock_debug:
63
+ self.logger.debug("Test debug message", context=context)
64
 
65
  mock_debug.assert_called_once()
66
  args, kwargs = mock_debug.call_args
utils/stt.py CHANGED
@@ -16,17 +16,17 @@ from pydub import AudioSegment
16
 
17
  class ASRModel(ABC):
18
  """Base class for ASR models"""
19
-
20
  @abstractmethod
21
  def load_model(self):
22
  """Load the ASR model"""
23
  pass
24
-
25
  @abstractmethod
26
  def transcribe(self, audio_path):
27
  """Transcribe audio to text"""
28
  pass
29
-
30
  def preprocess_audio(self, audio_path):
31
  """Convert audio to required format"""
32
  logger.info("Converting audio format")
@@ -42,7 +42,7 @@ class ASRModel(ABC):
42
 
43
  class WhisperModel(ASRModel):
44
  """Faster Whisper ASR model implementation"""
45
-
46
  def __init__(self):
47
  self.model = None
48
  # Check for CUDA availability without torch dependency
@@ -53,13 +53,13 @@ class WhisperModel(ASRModel):
53
  # Fallback to CPU if torch is not available
54
  self.device = "cpu"
55
  self.compute_type = "float16" if self.device == "cuda" else "int8"
56
-
57
  def load_model(self):
58
  """Load Faster Whisper model"""
59
  logger.info("Loading Faster Whisper model")
60
  logger.info(f"Using device: {self.device}")
61
  logger.info(f"Using compute type: {self.compute_type}")
62
-
63
  # Use large-v3 model with appropriate compute type based on device
64
  self.model = FasterWhisperModel(
65
  "large-v3",
@@ -67,14 +67,14 @@ class WhisperModel(ASRModel):
67
  compute_type=self.compute_type
68
  )
69
  logger.info("Faster Whisper model loaded successfully")
70
-
71
  def transcribe(self, audio_path):
72
  """Transcribe audio using Faster Whisper"""
73
  if self.model is None:
74
  self.load_model()
75
-
76
  wav_path = self.preprocess_audio(audio_path)
77
-
78
  # Transcription with Faster Whisper
79
  logger.info("Generating transcription with Faster Whisper")
80
  segments, info = self.model.transcribe(
@@ -83,15 +83,15 @@ class WhisperModel(ASRModel):
83
  language="en",
84
  task="transcribe"
85
  )
86
-
87
  logger.info(f"Detected language '{info.language}' with probability {info.language_probability}")
88
-
89
  # Collect all segments into a single text
90
  result_text = ""
91
  for segment in segments:
92
  result_text += segment.text + " "
93
- logger.info(f"[{segment.start:.2f}s -> {segment.end:.2f}s] {segment.text}")
94
-
95
  result = result_text.strip()
96
  logger.info(f"Transcription completed successfully")
97
  return result
@@ -99,10 +99,10 @@ class WhisperModel(ASRModel):
99
 
100
  class ParakeetModel(ASRModel):
101
  """Parakeet ASR model implementation"""
102
-
103
  def __init__(self):
104
  self.model = None
105
-
106
  def load_model(self):
107
  """Load Parakeet model"""
108
  try:
@@ -113,14 +113,14 @@ class ParakeetModel(ASRModel):
113
  except ImportError:
114
  logger.error("Failed to import nemo_toolkit. Please install with: pip install -U 'nemo_toolkit[asr]'")
115
  raise
116
-
117
  def transcribe(self, audio_path):
118
  """Transcribe audio using Parakeet"""
119
  if self.model is None:
120
  self.load_model()
121
-
122
  wav_path = self.preprocess_audio(audio_path)
123
-
124
  # Transcription
125
  logger.info("Generating transcription with Parakeet")
126
  output = self.model.transcribe([wav_path])
@@ -131,7 +131,7 @@ class ParakeetModel(ASRModel):
131
 
132
  class ASRFactory:
133
  """Factory for creating ASR model instances"""
134
-
135
  @staticmethod
136
  def get_model(model_name="parakeet"):
137
  """
@@ -160,11 +160,11 @@ def transcribe_audio(audio_path, model_name="parakeet"):
160
  Transcribed English text
161
  """
162
  logger.info(f"Starting transcription for: {audio_path} using {model_name} model")
163
-
164
  try:
165
  # Get the appropriate model
166
  asr_model = ASRFactory.get_model(model_name)
167
-
168
  # Transcribe audio
169
  result = asr_model.transcribe(audio_path)
170
  logger.info(f"transcription: %s" % result)
 
16
 
17
  class ASRModel(ABC):
18
  """Base class for ASR models"""
19
+
20
  @abstractmethod
21
  def load_model(self):
22
  """Load the ASR model"""
23
  pass
24
+
25
  @abstractmethod
26
  def transcribe(self, audio_path):
27
  """Transcribe audio to text"""
28
  pass
29
+
30
  def preprocess_audio(self, audio_path):
31
  """Convert audio to required format"""
32
  logger.info("Converting audio format")
 
42
 
43
  class WhisperModel(ASRModel):
44
  """Faster Whisper ASR model implementation"""
45
+
46
  def __init__(self):
47
  self.model = None
48
  # Check for CUDA availability without torch dependency
 
53
  # Fallback to CPU if torch is not available
54
  self.device = "cpu"
55
  self.compute_type = "float16" if self.device == "cuda" else "int8"
56
+
57
  def load_model(self):
58
  """Load Faster Whisper model"""
59
  logger.info("Loading Faster Whisper model")
60
  logger.info(f"Using device: {self.device}")
61
  logger.info(f"Using compute type: {self.compute_type}")
62
+
63
  # Use large-v3 model with appropriate compute type based on device
64
  self.model = FasterWhisperModel(
65
  "large-v3",
 
67
  compute_type=self.compute_type
68
  )
69
  logger.info("Faster Whisper model loaded successfully")
70
+
71
  def transcribe(self, audio_path):
72
  """Transcribe audio using Faster Whisper"""
73
  if self.model is None:
74
  self.load_model()
75
+
76
  wav_path = self.preprocess_audio(audio_path)
77
+
78
  # Transcription with Faster Whisper
79
  logger.info("Generating transcription with Faster Whisper")
80
  segments, info = self.model.transcribe(
 
83
  language="en",
84
  task="transcribe"
85
  )
86
+
87
  logger.info(f"Detected language '{info.language}' with probability {info.language_probability}")
88
+
89
  # Collect all segments into a single text
90
  result_text = ""
91
  for segment in segments:
92
  result_text += segment.text + " "
93
+ logger.debug(f"[{segment.start:.2f}s -> {segment.end:.2f}s] {segment.text}")
94
+
95
  result = result_text.strip()
96
  logger.info(f"Transcription completed successfully")
97
  return result
 
99
 
100
  class ParakeetModel(ASRModel):
101
  """Parakeet ASR model implementation"""
102
+
103
  def __init__(self):
104
  self.model = None
105
+
106
  def load_model(self):
107
  """Load Parakeet model"""
108
  try:
 
113
  except ImportError:
114
  logger.error("Failed to import nemo_toolkit. Please install with: pip install -U 'nemo_toolkit[asr]'")
115
  raise
116
+
117
  def transcribe(self, audio_path):
118
  """Transcribe audio using Parakeet"""
119
  if self.model is None:
120
  self.load_model()
121
+
122
  wav_path = self.preprocess_audio(audio_path)
123
+
124
  # Transcription
125
  logger.info("Generating transcription with Parakeet")
126
  output = self.model.transcribe([wav_path])
 
131
 
132
  class ASRFactory:
133
  """Factory for creating ASR model instances"""
134
+
135
  @staticmethod
136
  def get_model(model_name="parakeet"):
137
  """
 
160
  Transcribed English text
161
  """
162
  logger.info(f"Starting transcription for: {audio_path} using {model_name} model")
163
+
164
  try:
165
  # Get the appropriate model
166
  asr_model = ASRFactory.get_model(model_name)
167
+
168
  # Transcribe audio
169
  result = asr_model.transcribe(audio_path)
170
  logger.info(f"transcription: %s" % result)