app/liteyuki/utils.py

107 lines
2.6 KiB
Python
Executable File

# -*- coding: utf-8 -*-
"""
一些常用的工具类,部分来源于 nonebot 并遵循其许可进行修改
"""
import asyncio
import inspect
import multiprocessing
import threading
from pathlib import Path
from typing import Any, Callable, Coroutine
from liteyuki.log import logger
IS_MAIN_PROCESS = multiprocessing.current_process().name == "MainProcess"
def is_coroutine_callable(call: Callable[..., Any]) -> bool:
"""
判断是否为协程可调用对象
Args:
call: 可调用对象
Returns:
bool: 是否为协程可调用对象
"""
if inspect.isroutine(call):
return inspect.iscoroutinefunction(call)
if inspect.isclass(call):
return False
func_ = getattr(call, "__call__", None)
return inspect.iscoroutinefunction(func_)
def run_coroutine(*coro: Coroutine):
"""
运行协程
Args:
coro:
Returns:
"""
# 检测是否有现有的事件循环
try:
loop = asyncio.get_running_loop()
if loop.is_running():
# 如果事件循环正在运行,创建任务
for c in coro:
asyncio.ensure_future(c)
else:
# 如果事件循环未运行,运行直到完成
for c in coro:
loop.run_until_complete(c)
except RuntimeError:
# 如果没有找到事件循环,创建一个新的
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
loop.run_until_complete(asyncio.gather(*coro))
loop.close()
except Exception as e:
# 捕获其他异常,防止协程被重复等待
logger.error(f"Exception occurred: {e}")
def run_coroutine_in_thread(*coro: Coroutine):
"""
在新线程中运行协程
Args:
coro:
Returns:
"""
threading.Thread(target=run_coroutine, args=coro, daemon=True).start()
def path_to_module_name(path: Path) -> str:
"""
转换路径为模块名
Args:
path: 路径a/b/c/d -> a.b.c.d
Returns:
str: 模块名
"""
rel_path = path.resolve().relative_to(Path.cwd().resolve())
if rel_path.stem == "__init__":
return ".".join(rel_path.parts[:-1])
else:
return ".".join(rel_path.parts[:-1] + (rel_path.stem,))
def async_wrapper(func: Callable[..., Any]) -> Callable[..., Coroutine]:
"""
异步包装器
Args:
func: Sync Callable
Returns:
Coroutine: Asynchronous Callable
"""
async def wrapper(*args, **kwargs):
return func(*args, **kwargs)
wrapper.__signature__ = inspect.signature(func)
return wrapper