将上述代码完整的写出,包括文件名字,类名等
时间: 2024-03-23 15:38:16 浏览: 12
好的,以下是完整的代码:
文件名:chitgpt.py
```python
import torch
import torch.nn.functional as F
from transformers import GPT2LMHeadModel, GPT2Tokenizer
class ChitGPT:
def __init__(self):
self.tokenizer = GPT2Tokenizer.from_pretrained('microsoft/DialoGPT-medium')
self.model = GPT2LMHeadModel.from_pretrained('microsoft/DialoGPT-medium')
self.device = torch.device('cuda' if torch.cuda.is_available() else 'cpu')
self.model.to(self.device)
self.model.eval()
self.chat_history = None
def generate_response(self, input_text):
input_ids = self.tokenizer.encode(input_text + self.tokenizer.eos_token, return_tensors='pt')
input_ids = input_ids.to(self.device)
if self.chat_history is not None:
input_ids = torch.cat([self.chat_history, input_ids], dim=-1)
self.chat_history = self.model.generate(
input_ids=input_ids,
max_length=1024,
pad_token_id=self.tokenizer.eos_token_id,
temperature=1.0,
top_k=0,
top_p=0.9,
repetition_penalty=1.0,
do_sample=True,
num_return_sequences=1,
)
response = self.tokenizer.decode(self.chat_history[:, input_ids.shape[-1]:][0], skip_special_tokens=True)
return response
```
请注意,这里的类名是 `ChitGPT`,与 `ChatGPT` 不同。同时,代码中还包括了对话模型 `microsoft/DialoGPT-medium` 的加载和使用。