Fredrik Lundh wrote:
> Carl J. Van Arsdall wrote:
>
> > Are there any plans in the future to add the capability to kill threads
> > from the outside?
>
> it cannot be done in a portable way, so that's not very likely.
>
import sys, trace, threading
class KThread(threading.Thread):
"""A subclass of threading.Thread, with a kill() method."""
def __init__(self, *args, **keywords):
threading.Thread.__init__(self, *args, **keywords)
self.killed = False
def start(self):
"""Start the thread."""
self.__run_backup = self.run
self.run = self.__run # Force the Thread to install our trace.
threading.Thread.start(self)
def __run(self):
"""Hacked run function, which installs the trace."""
sys.settrace(self.globaltrace)
self.__run_backup()
self.run = self.__run_backup
def globaltrace(self, frame, why, arg):
if why == 'call':
return self.localtrace
else:
return None
def localtrace(self, frame, why, arg):
if self.killed:
if why == 'line':
raise SystemExit()
return self.localtrace
def kill(self):
self.killed = True
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