diff options
Diffstat (limited to 'Lib/atexit.py')
-rw-r--r-- | Lib/atexit.py | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/Lib/atexit.py b/Lib/atexit.py deleted file mode 100644 index 51a153e..0000000 --- a/Lib/atexit.py +++ /dev/null @@ -1,65 +0,0 @@ -""" -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) - except SystemExit: - exc_info = sys.exc_info() - except: - import traceback - print("Error in atexit._run_exitfuncs:", file=sys.stderr) - traceback.print_exc() - exc_info = sys.exc_info() - - 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"): - # Assume it's another registered exit function - append it to our list - 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") |