gpt4free/g4f/gui/server/backend.py
2023-10-26 22:18:38 +08:00

95 lines
3.0 KiB
Python

import g4f
import json
from flask import request
from .internet import search
from .config import special_instructions
from .provider import get_provider
g4f.logging = True
class Backend_Api:
def __init__(self, app) -> None:
self.app = app
self.routes = {
'/backend-api/v2/models': {
'function': self.models,
'methods' : ['GET']
},
'/backend-api/v2/conversation': {
'function': self._conversation,
'methods': ['POST']
},
'/backend-api/v2/gen.set.summarize:title': {
'function': self._gen_title,
'methods': ['POST']
},
'/backend-api/v2/error': {
'function': self.error,
'methods': ['POST']
}
}
def error(self):
print(request.json)
return 'ok', 200
def models(self):
return g4f._all_models
def _gen_title(self):
return {
'title': ''
}
def _conversation(self):
config = None
proxy = None
try:
config = json.load(open("config.json","r",encoding="utf-8"))
proxy = config["proxy"]
except Exception:
pass
try:
jailbreak = request.json['jailbreak']
internet_access = request.json['meta']['content']['internet_access']
conversation = request.json['meta']['content']['conversation']
prompt = request.json['meta']['content']['parts'][0]
model = request.json['model']
provider = request.json.get('provider').split('g4f.Provider.')[1]
messages = special_instructions[jailbreak] + conversation + search(internet_access, prompt) + [prompt]
def stream():
if proxy != None:
yield from g4f.ChatCompletion.create(
model=model,
provider=get_provider(provider),
messages=messages,
stream=True,
proxy=proxy
) if provider else g4f.ChatCompletion.create(
model=model, messages=messages, stream=True, proxy=proxy
)
else:
yield from g4f.ChatCompletion.create(
model=model,
provider=get_provider(provider),
messages=messages,
stream=True,
) if provider else g4f.ChatCompletion.create(
model=model, messages=messages, stream=True
)
return self.app.response_class(stream(), mimetype='text/event-stream')
except Exception as e:
return {
'code' : 'G4F_ERROR',
'_action': '_ask',
'success': False,
'error' : f'an error occurred {str(e)}'}, 400