53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
# decompyle3 version 3.9.0
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# Python bytecode version base 3.7.0 (3394)
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# Decompiled from: Python 3.7.16 (default, Mar 30 2023, 01:25:49)
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# [GCC 12.2.1 20220924]
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# Embedded file name: pylink/decorators.py
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from . import threads
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import functools
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def async_decorator(func):
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"""Asynchronous function decorator. Interprets the function as being
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asynchronous, so returns a function that will handle calling the
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Function asynchronously.
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Args:
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func (function): function to be called asynchronously
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Returns:
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The wrapped function.
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Raises:
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AttributeError: if ``func`` is not callable
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"""
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@functools.wraps(func)
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def async_wrapper(*args, **kwargs):
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if not ('callback' not in kwargs or kwargs['callback']):
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return func(*args, **kwargs)
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callback = kwargs.pop('callback')
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if not callable(callback):
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raise TypeError("Expected 'callback' is not callable.")
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def thread_func(*args, **kwargs):
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exception, res = (None, None)
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try:
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res = func(*args, **kwargs)
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except Exception as e:
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try:
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exception = e
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finally:
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e = None
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del e
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return callback(exception, res)
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thread = threads.ThreadReturn(target=thread_func, args=args,
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kwargs=kwargs)
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thread.daemon = True
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thread.start()
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return thread
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return async_wrapper
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# okay decompiling ./pylink/decorators.pyc
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