You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
Readme
Files and versions
102 lines
4.0 KiB
102 lines
4.0 KiB
1 year ago
|
# Copyright 2021 Zilliz. All rights reserved.
|
||
|
|
#
|
||
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
# you may not use this file except in compliance with the License.
|
||
|
|
# You may obtain a copy of the License at
|
||
|
|
#
|
||
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
#
|
||
|
|
# Unless required by applicable law or agreed to in writing, software
|
||
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
# See the License for the specific language governing permissions and
|
||
|
|
# limitations under the License.
|
||
|
|
|
||
|
|
# This is a legacy code, for the new version, please use ../ernie_chat.py
|
||
|
|
|
||
|
|
import os
|
||
|
|
import requests
|
||
|
|
import json
|
||
|
|
from typing import List
|
||
|
|
|
||
|
|
from towhee.operator.base import PyOperator
|
||
|
|
|
||
|
|
|
||
|
|
class ErnieChat(PyOperator):
|
||
|
|
'''Wrapper of OpenAI Chat API'''
|
||
|
|
def __init__(self,
|
||
|
|
api_key: str = None,
|
||
|
|
secret_key: str = None,
|
||
|
|
**kwargs
|
||
|
|
):
|
||
|
|
self.api_key = api_key or os.getenv('ERNIE_API_KEY')
|
||
|
|
self.secret_key = secret_key or os.getenv('ERNIE_SECRET_KEY')
|
||
|
|
self.kwargs = kwargs
|
||
|
|
|
||
|
|
try:
|
||
|
|
self.access_token = self.get_access_token(api_key=self.api_key, secret_key=self.secret_key)
|
||
|
|
except Exception as e:
|
||
|
|
raise RuntimeError(f'Failed to get access token: {e}')
|
||
|
|
self.url = 'https://aip.baidubce.com/rpc/2.0/ai_custom/v1/wenxinworkshop/chat/completions?access_token=' \
|
||
|
|
+ self.access_token
|
||
|
|
|
||
|
|
def __call__(self, messages: List[dict]):
|
||
|
|
messages = self.parse_inputs(messages)
|
||
|
|
self.kwargs['messages'] = messages
|
||
|
|
payload = json.dumps(self.kwargs)
|
||
|
|
headers = {
|
||
|
|
'Content-Type': 'application/json'
|
||
|
|
}
|
||
|
|
|
||
|
|
response = requests.request('POST', self.url, headers=headers, data=payload)
|
||
|
|
|
||
|
|
# if self.kwargs.get('stream', False):
|
||
|
|
# return self.stream_output(response)
|
||
|
|
|
||
|
|
answer = response.json()['result']
|
||
|
|
return answer
|
||
|
|
|
||
|
|
def parse_inputs(self, messages: List[dict]):
|
||
|
|
assert isinstance(messages, list), \
|
||
|
|
'Inputs must be a list of dictionaries with keys from ["question", "answer"] or ["role", "content"].'
|
||
|
|
new_messages = []
|
||
|
|
for m in messages:
|
||
|
|
if ('role' and 'content' in m) and (m['role'] in ['assistant', 'user']):
|
||
|
|
new_messages.append(m)
|
||
|
|
else:
|
||
|
|
for k, v in m.items():
|
||
|
|
if ('role' and 'content' in m) and (m['role'] in ['system', 'assistant', 'user']):
|
||
|
|
if m['role'] == 'system':
|
||
|
|
new_messages.append({'role': 'user', 'content': m['content']})
|
||
|
|
new_messages.append({'role': 'assistant', 'content': 'OK.'})
|
||
|
|
else:
|
||
|
|
new_messages.append(m)
|
||
|
|
else:
|
||
|
|
for k, v in m.items():
|
||
|
|
if k == 'question':
|
||
|
|
new_ms = [{'role': 'user', 'content': v}]
|
||
|
|
elif k == 'answer':
|
||
|
|
new_ms = [{'role': 'assistant', 'content': v}]
|
||
|
|
elif k == 'system':
|
||
|
|
new_ms = [{'role': 'user', 'content': v}, {'role': 'assistant', 'content': 'OK.'}]
|
||
|
|
else:
|
||
|
|
raise KeyError(
|
||
|
|
'Invalid message key: only accept key value from ["question", "answer"].')
|
||
|
|
new_messages += new_ms
|
||
|
|
return new_messages
|
||
|
|
|
||
|
|
def stream_output(self, response):
|
||
|
|
# todo
|
||
|
|
pass
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def get_access_token(api_key, secret_key):
|
||
|
|
url = 'https://aip.baidubce.com/oauth/2.0/token'
|
||
|
|
params = {
|
||
|
|
'grant_type': 'client_credentials',
|
||
|
|
'client_id': api_key,
|
||
|
|
'client_secret': secret_key
|
||
|
|
}
|
||
|
|
return str(requests.post(url, params=params).json().get('access_token'))
|
||
|
|
|