mirror of
https://github.com/clinton-hall/nzbToMedia.git
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71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
# Copyright 2014-2015 Nathan West
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#
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# This file is part of autocommand.
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#
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# autocommand is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# autocommand is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with autocommand. If not, see <http://www.gnu.org/licenses/>.
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from .autoparse import autoparse
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from .automain import automain
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try:
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from .autoasync import autoasync
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except ImportError: # pragma: no cover
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pass
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def autocommand(
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module, *,
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description=None,
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epilog=None,
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add_nos=False,
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parser=None,
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loop=None,
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forever=False,
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pass_loop=False):
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if callable(module):
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raise TypeError('autocommand requires a module name argument')
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def autocommand_decorator(func):
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# Step 1: if requested, run it all in an asyncio event loop. autoasync
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# patches the __signature__ of the decorated function, so that in the
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# event that pass_loop is True, the `loop` parameter of the original
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# function will *not* be interpreted as a command-line argument by
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# autoparse
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if loop is not None or forever or pass_loop:
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func = autoasync(
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func,
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loop=None if loop is True else loop,
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pass_loop=pass_loop,
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forever=forever)
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# Step 2: create parser. We do this second so that the arguments are
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# parsed and passed *before* entering the asyncio event loop, if it
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# exists. This simplifies the stack trace and ensures errors are
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# reported earlier. It also ensures that errors raised during parsing &
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# passing are still raised if `forever` is True.
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func = autoparse(
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func,
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description=description,
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epilog=epilog,
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add_nos=add_nos,
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parser=parser)
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# Step 3: call the function automatically if __name__ == '__main__' (or
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# if True was provided)
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func = automain(module)(func)
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return func
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return autocommand_decorator
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