Update handler.py
Browse files- handler.py +37 -4
handler.py
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def __init__(self, model_dir):
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self.
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def __call__(self, data):
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from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
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import torch
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import json
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class EndpointHandler: # Aseg煤rate de que el nombre sea EndpointHandler
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def __init__(self, model_dir):
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# Cargar el modelo y el tokenizador desde el directorio del modelo
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self.tokenizer = AutoTokenizer.from_pretrained(model_dir)
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self.model = AutoModelForSeq2SeqLM.from_pretrained(model_dir)
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self.model.eval() # Configurar el modelo en modo de evaluaci贸n
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def preprocess(self, data):
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# Preprocesamiento de la entrada
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if isinstance(data, dict) and "input_text" in data:
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input_text = data["input_text"]
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else:
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raise ValueError("Esperando un diccionario con la clave 'input_text'")
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# Tokenizaci贸n de la entrada
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tokens = self.tokenizer(input_text, return_tensors="pt", truncation=True, padding=True)
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return tokens
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def inference(self, tokens):
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# Realizar la inferencia
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with torch.no_grad():
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outputs = self.model.generate(**tokens)
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return outputs
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def postprocess(self, outputs):
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# Decodificar la salida del modelo
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decoded_output = self.tokenizer.decode(outputs[0], skip_special_tokens=True)
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return {"generated_text": decoded_output}
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def __call__(self, data):
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# Llamada principal del handler para procesamiento completo
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tokens = self.preprocess(data)
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outputs = self.inference(tokens)
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result = self.postprocess(outputs)
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return result
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