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Improve Python tree-shaking

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This commit is contained in:
Justine Tunney 2021-09-06 19:24:10 -07:00
parent 5bb2275788
commit 4f41f2184d
169 changed files with 4182 additions and 2411 deletions
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57
third_party/python/Lib/subprocess.py vendored
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@ -161,38 +161,31 @@ __all__ = ["Popen", "PIPE", "STDOUT", "call", "check_call", "getstatusoutput",
# NOTE: We intentionally exclude list2cmdline as it is
# considered an internal implementation detail. issue10838.
if _mswindows:
from _winapi import (CREATE_NEW_CONSOLE, CREATE_NEW_PROCESS_GROUP,
STD_INPUT_HANDLE, STD_OUTPUT_HANDLE,
STD_ERROR_HANDLE, SW_HIDE,
STARTF_USESTDHANDLES, STARTF_USESHOWWINDOW)
__all__.extend(["CREATE_NEW_CONSOLE", "CREATE_NEW_PROCESS_GROUP",
"STD_INPUT_HANDLE", "STD_OUTPUT_HANDLE",
"STD_ERROR_HANDLE", "SW_HIDE",
"STARTF_USESTDHANDLES", "STARTF_USESHOWWINDOW",
"STARTUPINFO"])
class Handle(int):
closed = False
def Close(self, CloseHandle=_winapi.CloseHandle):
if not self.closed:
self.closed = True
CloseHandle(self)
def Detach(self):
if not self.closed:
self.closed = True
return int(self)
raise ValueError("already closed")
def __repr__(self):
return "%s(%d)" % (self.__class__.__name__, int(self))
__del__ = Close
__str__ = __repr__
# if _mswindows:
# from _winapi import (CREATE_NEW_CONSOLE, CREATE_NEW_PROCESS_GROUP,
# STD_INPUT_HANDLE, STD_OUTPUT_HANDLE,
# STD_ERROR_HANDLE, SW_HIDE,
# STARTF_USESTDHANDLES, STARTF_USESHOWWINDOW)
# __all__.extend(["CREATE_NEW_CONSOLE", "CREATE_NEW_PROCESS_GROUP",
# "STD_INPUT_HANDLE", "STD_OUTPUT_HANDLE",
# "STD_ERROR_HANDLE", "SW_HIDE",
# "STARTF_USESTDHANDLES", "STARTF_USESHOWWINDOW",
# "STARTUPINFO"])
# class Handle(int):
# closed = False
# def Close(self, CloseHandle=_winapi.CloseHandle):
# if not self.closed:
# self.closed = True
# CloseHandle(self)
# def Detach(self):
# if not self.closed:
# self.closed = True
# return int(self)
# raise ValueError("already closed")
# def __repr__(self):
# return "%s(%d)" % (self.__class__.__name__, int(self))
# __del__ = Close
# __str__ = __repr__
# This lists holds Popen instances for which the underlying process had not
# exited at the time its __del__ method got called: those processes are wait()ed