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Original file line number | Diff line number | Diff line change |
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from ..presets import * | ||
from ..utils import * | ||
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from .base_model import BaseLLMModel | ||
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class ERNIE_Client(BaseLLMModel): | ||
def __init__(self, model_name, api_key, secret_key) -> None: | ||
super().__init__(model_name=model_name) | ||
self.api_key = api_key | ||
self.api_secret = secret_key | ||
if None in [self.api_secret, self.api_key]: | ||
raise Exception("请在配置文件或者环境变量中设置文心一言的API Key 和 Secret Key") | ||
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if self.model_name == "ERNIE-Bot-turbo": | ||
self.ERNIE_url = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/eb-instant?access_token=" | ||
elif self.model_name == "ERNIE-Bot": | ||
self.ERNIE_url = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/completions?access_token=" | ||
elif self.model_name == "ERNIE-Bot-4": | ||
self.ERNIE_url = "https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/completions_pro?access_token=" | ||
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def get_access_token(self): | ||
""" | ||
使用 AK,SK 生成鉴权签名(Access Token) | ||
:return: access_token,或是None(如果错误) | ||
""" | ||
url = "https://aip.baidubce.com/oauth/2.0/token?client_id=" + self.api_key + "&client_secret=" + self.api_secret + "&grant_type=client_credentials" | ||
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payload = json.dumps("") | ||
headers = { | ||
'Content-Type': 'application/json', | ||
'Accept': 'application/json' | ||
} | ||
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response = requests.request("POST", url, headers=headers, data=payload) | ||
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return response.json()["access_token"] | ||
def get_answer_stream_iter(self): | ||
url = self.ERNIE_url + self.get_access_token() | ||
system_prompt = self.system_prompt | ||
history = self.history | ||
if system_prompt is not None: | ||
history = [construct_system(system_prompt), *history] | ||
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# 去除history中 history的role为system的 | ||
history = [i for i in history if i["role"] != "system"] | ||
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payload = json.dumps({ | ||
"messages":history, | ||
"stream": True | ||
}) | ||
headers = { | ||
'Content-Type': 'application/json' | ||
} | ||
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response = requests.request("POST", url, headers=headers, data=payload, stream=True) | ||
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if response.status_code == 200: | ||
partial_text = "" | ||
for line in response.iter_lines(): | ||
if len(line) == 0: | ||
continue | ||
line = json.loads(line[5:]) | ||
partial_text += line['result'] | ||
yield partial_text | ||
else: | ||
yield STANDARD_ERROR_MSG + GENERAL_ERROR_MSG | ||
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def get_answer_at_once(self): | ||
url = self.ERNIE_url + self.get_access_token() | ||
system_prompt = self.system_prompt | ||
history = self.history | ||
if system_prompt is not None: | ||
history = [construct_system(system_prompt), *history] | ||
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# 去除history中 history的role为system的 | ||
history = [i for i in history if i["role"] != "system"] | ||
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payload = json.dumps({ | ||
"messages": history, | ||
"stream": True | ||
}) | ||
headers = { | ||
'Content-Type': 'application/json' | ||
} | ||
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response = requests.request("POST", url, headers=headers, data=payload, stream=True) | ||
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if response.status_code == 200: | ||
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return str(response.json()["result"]),len(response.json()["result"]) | ||
else: | ||
return "获取资源错误", 0 | ||
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