Update handler.py
Browse files- handler.py +16 -5
handler.py
CHANGED
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@@ -11,15 +11,26 @@ class EndpointHandler:
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# Load tokenizer
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self.tokenizer = AutoTokenizer.from_pretrained("meta-llama/Llama-3.3-70B-Instruct")
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# Load base model
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base_model = AutoModelForCausalLM.from_pretrained(
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"meta-llama/Llama-3.3-70B-Instruct",
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torch_dtype=torch.float16,
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device_map="auto"
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)
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# Load LoRA adapters
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# Load chat template
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try:
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# Load tokenizer
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self.tokenizer = AutoTokenizer.from_pretrained("meta-llama/Llama-3.3-70B-Instruct")
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# Load base model - CRITICAL: Match training setup exactly
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base_model = AutoModelForCausalLM.from_pretrained(
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"meta-llama/Llama-3.3-70B-Instruct",
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torch_dtype=torch.float16,
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device_map="auto", # Use auto for compatibility
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trust_remote_code=True
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)
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# Load LoRA adapters - use force download to ensure fresh state
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try:
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self.model = PeftModel.from_pretrained(
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base_model,
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path,
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is_trainable=False # Inference mode
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)
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except Exception as e:
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print(f"Error loading adapter: {e}")
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# Fallback: try without adapter (base model only)
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print("Falling back to base model without adapter")
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self.model = base_model
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# Load chat template
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try:
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