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new limits
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parent
650369b06f
commit
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@ -8,12 +8,12 @@ class CLIPTextChunker:
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Using a conservative limit of 70 tokens to account for special tokens.
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"""
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def __init__(self, max_tokens: int = 40):
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def __init__(self, max_tokens: int = 25):
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"""
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Initialize the text chunker.
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Args:
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max_tokens (int): Maximum number of tokens per chunk (default: 40 for CLIP, being very conservative)
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max_tokens (int): Maximum number of tokens per chunk (default: 25 for CLIP, being ultra conservative)
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"""
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self.max_tokens = max_tokens
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self._tokenizer = None
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@ -43,8 +43,8 @@ class CLIPTextChunker:
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"""
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if self.tokenizer is None:
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# Fallback to character count if tokenizer not available
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# Use a very conservative estimate: ~0.6 characters per token for CLIP
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return int(len(text) * 0.6)
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# Use an ultra conservative estimate: ~0.3 characters per token for CLIP
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return int(len(text) * 0.3)
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tokens = self.tokenizer(
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text,
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@ -155,14 +155,14 @@ class CLIPTextChunker:
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# Fallback to regular chunking
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return self.chunk_text(text)
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def chunk_prompt_for_clip(prompt: str, max_tokens: int = 40) -> List[str]:
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def chunk_prompt_for_clip(prompt: str, max_tokens: int = 25) -> List[str]:
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"""
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Convenience function to chunk a prompt for CLIP processing.
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Uses a conservative 40 token limit to be safe.
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Uses a conservative 25 token limit to be safe.
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Args:
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prompt (str): The prompt to chunk
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max_tokens (int): Maximum tokens per chunk (default: 40 for safety)
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max_tokens (int): Maximum tokens per chunk (default: 25 for safety)
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Returns:
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List[str]: List of prompt chunks
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