mirror of https://github.com/xtekky/gpt4free.git
150 lines
4.7 KiB
Python
150 lines
4.7 KiB
Python
from __future__ import annotations
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import asyncio
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import os
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import random
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import secrets
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import string
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from asyncio import AbstractEventLoop, BaseEventLoop
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from platformdirs import user_config_dir
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from browser_cookie3 import (
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chrome, chromium, opera, opera_gx,
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brave, edge, vivaldi, firefox,
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_LinuxPasswordManager, BrowserCookieError
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)
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from ..typing import Dict, Messages
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from .. import debug
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# Global variable to store cookies
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_cookies: Dict[str, Dict[str, str]] = {}
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def get_event_loop() -> AbstractEventLoop:
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"""
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Get the current asyncio event loop. If the loop is closed or not set, create a new event loop.
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If a loop is running, handle nested event loops. Patch the loop if 'nest_asyncio' is installed.
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Returns:
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AbstractEventLoop: The current or new event loop.
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"""
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try:
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loop = asyncio.get_event_loop()
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if isinstance(loop, BaseEventLoop):
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loop._check_closed()
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except RuntimeError:
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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try:
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asyncio.get_running_loop()
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if not hasattr(loop.__class__, "_nest_patched"):
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import nest_asyncio
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nest_asyncio.apply(loop)
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except RuntimeError:
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pass
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except ImportError:
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raise RuntimeError(
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'Use "create_async" instead of "create" function in a running event loop. Or install "nest_asyncio" package.'
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)
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return loop
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if os.environ.get('DBUS_SESSION_BUS_ADDRESS') == "/dev/null":
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_LinuxPasswordManager.get_password = lambda a, b: b"secret"
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def get_cookies(domain_name: str = '') -> Dict[str, str]:
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"""
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Load cookies for a given domain from all supported browsers and cache the results.
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Args:
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domain_name (str): The domain for which to load cookies.
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Returns:
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Dict[str, str]: A dictionary of cookie names and values.
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"""
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if domain_name in _cookies:
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return _cookies[domain_name]
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cookies = _load_cookies_from_browsers(domain_name)
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_cookies[domain_name] = cookies
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return cookies
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def _load_cookies_from_browsers(domain_name: str) -> Dict[str, str]:
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"""
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Helper function to load cookies from various browsers.
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Args:
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domain_name (str): The domain for which to load cookies.
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Returns:
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Dict[str, str]: A dictionary of cookie names and values.
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"""
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cookies = {}
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for cookie_fn in [_g4f, chrome, chromium, opera, opera_gx, brave, edge, vivaldi, firefox]:
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try:
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cookie_jar = cookie_fn(domain_name=domain_name)
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if len(cookie_jar) and debug.logging:
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print(f"Read cookies from {cookie_fn.__name__} for {domain_name}")
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for cookie in cookie_jar:
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if cookie.name not in cookies:
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cookies[cookie.name] = cookie.value
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except BrowserCookieError:
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pass
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except Exception as e:
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if debug.logging:
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print(f"Error reading cookies from {cookie_fn.__name__} for {domain_name}: {e}")
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return cookies
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def _g4f(domain_name: str) -> list:
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"""
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Load cookies from the 'g4f' browser (if exists).
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Args:
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domain_name (str): The domain for which to load cookies.
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Returns:
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list: List of cookies.
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"""
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user_data_dir = user_config_dir("g4f")
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cookie_file = os.path.join(user_data_dir, "Default", "Cookies")
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return [] if not os.path.exists(cookie_file) else chrome(cookie_file, domain_name)
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def format_prompt(messages: Messages, add_special_tokens=False) -> str:
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"""
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Format a series of messages into a single string, optionally adding special tokens.
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Args:
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messages (Messages): A list of message dictionaries, each containing 'role' and 'content'.
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add_special_tokens (bool): Whether to add special formatting tokens.
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Returns:
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str: A formatted string containing all messages.
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"""
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if not add_special_tokens and len(messages) <= 1:
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return messages[0]["content"]
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formatted = "\n".join([
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f'{message["role"].capitalize()}: {message["content"]}'
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for message in messages
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])
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return f"{formatted}\nAssistant:"
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def get_random_string(length: int = 10) -> str:
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"""
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Generate a random string of specified length, containing lowercase letters and digits.
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Args:
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length (int, optional): Length of the random string to generate. Defaults to 10.
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Returns:
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str: A random string of the specified length.
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"""
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return ''.join(
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random.choice(string.ascii_lowercase + string.digits)
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for _ in range(length)
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)
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def get_random_hex() -> str:
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"""
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Generate a random hexadecimal string of a fixed length.
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Returns:
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str: A random hexadecimal string of 32 characters (16 bytes).
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"""
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return secrets.token_hex(16).zfill(32) |