fix(caul): allow partial imports for inference runners

Author: ClemDoum

caul-core/caul_core/__init__.py

@@ -1,5 +1,5 @@
-from .asr_pipeline import ASRPipeline, InferenceRunner
-from .asr_task import Postprocessor, Preprocessor
+from .asr_pipeline import ASRPipeline
+from .asr_task import Postprocessor, Preprocessor, InferenceRunner
 from .config import (
     ASRPipelineConfig,
     BasePreprocessorConfig,

caul/caul/tasks/inference/__init__.py

@@ -1,5 +1,20 @@
-from .parakeet import ParakeetInferenceRunner
-from .faster_whisper import FasterWhisperInferenceRunner
-from .fireredasr import FireRedASR2InferenceRunner
-from .parakeet_trt import ParakeetTrtInferenceRunner
-from .whisper_trt import WhisperTrtInferenceRunner
+try:
+    from .parakeet import ParakeetInferenceRunner
+except ModuleNotFoundError:
+    ParakeetInferenceRunner = None
+try:
+    from .faster_whisper import FasterWhisperInferenceRunner
+except ModuleNotFoundError:
+    FasterWhisperInferenceRunner = None
+try:
+    from .fireredasr import FireRedASR2InferenceRunner
+except ModuleNotFoundError:
+    FireRedASR2InferenceRunner = None
+try:
+    from .parakeet_trt import ParakeetTrtInferenceRunner
+except ModuleNotFoundError:
+    ParakeetTrtInferenceRunner = None
+try:
+    from .whisper_trt import WhisperTrtInferenceRunner
+except ModuleNotFoundError:
+    WhisperTrtInferenceRunner = None