gpt4free/g4f/Provider/Pi.py
2023-12-01 23:56:12 +01:00

93 lines
3.1 KiB
Python

from __future__ import annotations
from ..typing import CreateResult, Messages
from .base_provider import BaseProvider, format_prompt
import json
from cloudscraper import CloudScraper, session, create_scraper
class Pi(BaseProvider):
url = "https://chat-gpt.com"
working = True
supports_stream = True
@classmethod
def create_completion(
cls,
model: str,
messages: Messages,
stream: bool,
proxy: str = None,
scraper: CloudScraper = None,
conversation: dict = None,
**kwargs
) -> CreateResult:
if not scraper:
scraper = cls.get_scraper()
if not conversation:
conversation = cls.start_conversation(scraper)
answer = cls.ask(scraper, messages, conversation)
last_answer = 0
for line in answer:
if "text" in line:
yield line["text"][last_answer:]
last_answer = len(line["text"])
def get_scraper():
scraper = create_scraper(
browser={
'browser': 'chrome',
'platform': 'windows',
'desktop': True
},
sess=session()
)
scraper.headers = {
'Accept': '*/*',
'Accept-Encoding': 'deflate,gzip,br',
}
return scraper
def start_conversation(scraper: CloudScraper):
response = scraper.post('https://pi.ai/api/chat/start', data="{}", headers={
'accept': 'application/json',
'x-api-version': '3'
})
if 'Just a moment' in response.text:
raise RuntimeError('Error: Cloudflare detected')
return Conversation(
response.json()['conversations'][0]['sid'],
response.cookies
)
def get_chat_history(scraper: CloudScraper, conversation: Conversation):
params = {
'conversation': conversation.sid,
}
response = scraper.get('https://pi.ai/api/chat/history', params=params, cookies=conversation.cookies)
if 'Just a moment' in response.text:
raise RuntimeError('Error: Cloudflare detected')
return response.json()
def ask(scraper: CloudScraper, messages: Messages, conversation: Conversation):
json_data = {
'text': format_prompt(messages),
'conversation': conversation.sid,
'mode': 'BASE',
}
response = scraper.post('https://pi.ai/api/chat', json=json_data, cookies=conversation.cookies, stream=True)
for line in response.iter_lines(chunk_size=1024, decode_unicode=True):
if 'Just a moment' in line:
raise RuntimeError('Error: Cloudflare detected')
if line.startswith('data: {"text":'):
yield json.loads(line.split('data: ')[1])
if line.startswith('data: {"title":'):
yield json.loads(line.split('data: ')[1])
class Conversation():
def __init__(self, sid: str, cookies):
self.sid = sid
self.cookies = cookies