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use token instead of tokens #9087

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use token instead of tokens #9087

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20 changes: 10 additions & 10 deletions src/diffusers/loaders/textual_inversion.py
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Original file line number Diff line number Diff line change
Expand Up @@ -457,7 +457,7 @@ def load_textual_inversion(

def unload_textual_inversion(
self,
tokens: Optional[Union[str, List[str]]] = None,
token: Optional[Union[str, List[str]]] = None,
tokenizer: Optional["PreTrainedTokenizer"] = None,
text_encoder: Optional["PreTrainedModel"] = None,
):
Expand Down Expand Up @@ -511,10 +511,10 @@ def unload_textual_inversion(

# Unload explicitly from both text encoders abd tokenizers
pipeline.unload_textual_inversion(
tokens=["<s0>", "<s1>"], text_encoder=pipeline.text_encoder, tokenizer=pipeline.tokenizer
token=["<s0>", "<s1>"], text_encoder=pipeline.text_encoder, tokenizer=pipeline.tokenizer
)
pipeline.unload_textual_inversion(
tokens=["<s0>", "<s1>"], text_encoder=pipeline.text_encoder_2, tokenizer=pipeline.tokenizer_2
token=["<s0>", "<s1>"], text_encoder=pipeline.text_encoder_2, tokenizer=pipeline.tokenizer_2
)
```
"""
Expand All @@ -526,28 +526,28 @@ def unload_textual_inversion(
token_ids = []
last_special_token_id = None

if tokens:
if isinstance(tokens, str):
tokens = [tokens]
if token:
if isinstance(token, str):
token = [token]
for added_token_id, added_token in tokenizer.added_tokens_decoder.items():
if not added_token.special:
if added_token.content in tokens:
if added_token.content in token:
token_ids.append(added_token_id)
else:
last_special_token_id = added_token_id
if len(token_ids) == 0:
raise ValueError("No tokens to remove found")
else:
tokens = []
token = []
for added_token_id, added_token in tokenizer.added_tokens_decoder.items():
if not added_token.special:
token_ids.append(added_token_id)
tokens.append(added_token.content)
token.append(added_token.content)
else:
last_special_token_id = added_token_id

# Delete from tokenizer
for token_id, token_to_remove in zip(token_ids, tokens):
for token_id, token_to_remove in zip(token_ids, token):
del tokenizer._added_tokens_decoder[token_id]
del tokenizer._added_tokens_encoder[token_to_remove]

Expand Down