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·
c755479
1
Parent(s):
2c44633
Removed api prefix
Browse files- main/api.py +53 -53
- main/resources/config.yaml +1 -1
main/api.py
CHANGED
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@@ -80,62 +80,62 @@ class LLMApi:
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self.logger.error(f"Failed to download model {model_name}: {str(e)}")
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raise
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def initialize_model(self, model_name: str) -> None:
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# Check if model exists locally
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if local_model_path.exists():
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self.logger.info(f"Loading model from local path: {local_model_path}")
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model_path = local_model_path
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else:
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self.logger.info(f"Loading model from source: {model_name}")
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model_path = model_name
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# Check platform and set appropriate configuration
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if torch.cuda.is_available():
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self.logger.info("CUDA detected, using GPU with quantization")
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quantization_config = BitsAndBytesConfig(
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load_in_8bit=True,
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llm_int8_threshold=3.0
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)
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="auto",
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quantization_config=quantization_config,
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torch_dtype=torch.float16
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)
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elif torch.backends.mps.is_available():
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self.logger.info("Apple Silicon detected, using MPS device")
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="mps",
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torch_dtype=torch.float16
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)
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else:
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self.logger.info("No GPU detected, falling back to CPU")
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="cpu",
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torch_dtype=torch.float32 # Use full precision for CPU
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)
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self.generation_config["eos_token_id"] = self.tokenizer.eos_token_id
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self.generation_config["pad_token_id"] = self.tokenizer.eos_token_id
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def initialize_embedding_model(self, model_name: str) -> None:
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"""
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self.logger.error(f"Failed to download model {model_name}: {str(e)}")
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raise
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def initialize_model(self, model_name: str) -> None:
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"""
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Initialize a model and tokenizer for text generation.
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Handles different platforms (CUDA, MPS, CPU) appropriately.
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"""
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self.logger.info(f"Initializing generation model: {model_name}")
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try:
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self.generation_model_name = model_name
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local_model_path = self.models_path / model_name.split('/')[-1]
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# Check if model exists locally
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if local_model_path.exists():
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self.logger.info(f"Loading model from local path: {local_model_path}")
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model_path = local_model_path
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else:
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self.logger.info(f"Loading model from source: {model_name}")
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model_path = model_name
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# Check platform and set appropriate configuration
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if torch.cuda.is_available():
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self.logger.info("CUDA detected, using GPU with quantization")
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quantization_config = BitsAndBytesConfig(
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load_in_8bit=True,
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llm_int8_threshold=3.0
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)
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="auto",
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quantization_config=quantization_config,
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torch_dtype=torch.float16
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)
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elif torch.backends.mps.is_available():
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self.logger.info("Apple Silicon detected, using MPS device")
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="mps",
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torch_dtype=torch.float16
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)
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else:
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self.logger.info("No GPU detected, falling back to CPU")
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self.generation_model = AutoModelForCausalLM.from_pretrained(
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model_path,
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device_map="cpu",
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torch_dtype=torch.float32 # Use full precision for CPU
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)
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self.tokenizer = AutoTokenizer.from_pretrained(model_path)
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# Update generation config with tokenizer-specific values
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self.generation_config["eos_token_id"] = self.tokenizer.eos_token_id
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self.generation_config["pad_token_id"] = self.tokenizer.eos_token_id
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self.logger.info(f"Successfully initialized generation model: {model_name}")
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except Exception as e:
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self.logger.error(f"Failed to initialize generation model {model_name}: {str(e)}")
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raise
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def initialize_embedding_model(self, model_name: str) -> None:
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"""
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main/resources/config.yaml
CHANGED
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@@ -25,7 +25,7 @@ logging:
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api:
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version: "v1"
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prefix: "
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cors:
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origins: ["*"]
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credentials: true
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api:
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version: "v1"
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prefix: ""
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cors:
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origins: ["*"]
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credentials: true
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