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Fix flax from_pretrained pytorch weoghts check #603

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merged 1 commit into from
Sep 21, 2022
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Fix flax from_pretrained pytorch weoghts check #603

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6 changes: 3 additions & 3 deletions src/diffusers/modeling_flax_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -307,16 +307,16 @@ def from_pretrained(
# Load model
if os.path.isdir(pretrained_model_name_or_path):
if from_pt:
if not os.path.join(pretrained_model_name_or_path, WEIGHTS_NAME):
if not os.path.isfile(os.path.join(pretrained_model_name_or_path, WEIGHTS_NAME)):
raise EnvironmentError(
f"Error no file named {WEIGHTS_NAME} found in directory {pretrained_model_name_or_path} "
)
model_file = os.path.join(pretrained_model_name_or_path, WEIGHTS_NAME)
elif os.path.isfile(os.path.join(pretrained_model_name_or_path, FLAX_WEIGHTS_NAME)):
# Load from a Flax checkpoint
model_file = os.path.join(pretrained_model_name_or_path, FLAX_WEIGHTS_NAME)
# At this stage we don't have a weight file so we will raise an error.
elif os.path.join(pretrained_model_name_or_path, WEIGHTS_NAME):
# Check if pytorch weights exist instead
elif os.path.isfile(os.path.join(pretrained_model_name_or_path, WEIGHTS_NAME)):
raise EnvironmentError(
f"{WEIGHTS_NAME} file found in directory {pretrained_model_name_or_path}. Please load the model"
" using `from_pt=True`."
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