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atexit.pyc
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Python Compiled Bytecode
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2014-12-31
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2KB
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74 lines
# Source Generated with Decompyle++
# File: in.pyc (Python 2.7)
'''
atexit.py - allow programmer to define multiple exit functions to be executed
upon normal program termination.
One public function, register, is defined.
'''
__all__ = [
'register']
import sys
_exithandlers = []
def _run_exitfuncs():
'''run any registered exit functions
_exithandlers is traversed in reverse order so functions are executed
last in, first out.
'''
exc_info = None
while _exithandlers:
(func, targs, kargs) = _exithandlers.pop()
try:
func(*targs, **kargs)
continue
except SystemExit:
exc_info = sys.exc_info()
continue
import traceback as traceback
print >>sys.stderr, 'Error in atexit._run_exitfuncs:'
traceback.print_exc()
exc_info = sys.exc_info()
continue
if exc_info is not None:
raise exc_info[0], exc_info[1], exc_info[2]
def register(func, *targs, **kargs):
'''register a function to be executed upon normal program termination
func - function to be called at exit
targs - optional arguments to pass to func
kargs - optional keyword arguments to pass to func
func is returned to facilitate usage as a decorator.
'''
_exithandlers.append((func, targs, kargs))
return func
if hasattr(sys, 'exitfunc'):
register(sys.exitfunc)
sys.exitfunc = _run_exitfuncs
if __name__ == '__main__':
def x1():
print 'running x1'
def x2(n):
print 'running x2(%r)' % (n,)
def x3(n, kwd = None):
print 'running x3(%r, kwd=%r)' % (n, kwd)
register(x1)
register(x2, 12)
register(x3, 5, 'bar')
register(x3, 'no kwd args')