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throw on bogus model name

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Previously if a bogus model name was provided,
it would silently ignore the error and load u2net.

It still default to u2net when no model name is given, but throw if a bogus model name is given.
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divinity76 2025-05-06 19:54:33 +02:00 committed by GitHub
parent 53e711f075
commit 58e10239c5
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1 changed files with 10 additions and 3 deletions
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13
rembg/session_factory.py
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@ -22,20 +22,27 @@ def new_session(model_name: str = "u2net", *args, **kwargs) -> BaseSession:
*args: Additional positional arguments. *args: Additional positional arguments.
**kwargs: Additional keyword arguments. **kwargs: Additional keyword arguments.
Raises:
ValueError: If no session class with the given `model_name` is found.
Returns: Returns:
BaseSession: The created session object. BaseSession: The created session object.
""" """
session_class: Type[BaseSession] = U2netSession session_class: Optional[Type[BaseSession]] = None
for sc in sessions_class: for sc in sessions_class:
if sc.name() == model_name: if sc.name() == model_name:
session_class = sc session_class = sc
break break
if session_class is None:
raise ValueError(f"No session class found for model '{model_name}'")
sess_opts = ort.SessionOptions() sess_opts = ort.SessionOptions()
if "OMP_NUM_THREADS" in os.environ: if "OMP_NUM_THREADS" in os.environ:
sess_opts.inter_op_num_threads = int(os.environ["OMP_NUM_THREADS"]) threads = int(os.environ["OMP_NUM_THREADS"])
sess_opts.intra_op_num_threads = int(os.environ["OMP_NUM_THREADS"]) sess_opts.inter_op_num_threads = threads
sess_opts.intra_op_num_threads = threads
return session_class(model_name, sess_opts, *args, **kwargs) return session_class(model_name, sess_opts, *args, **kwargs)