Class Lock

Lib/multiprocessing/synchronize.py:173–192

#

class Lock(SemLock):

    def __init__(self, *, ctx):
        SemLock.__init__(self, SEMAPHORE, 1, 1, ctx=ctx)

    def __repr__(self):
        try:
            if self._semlock._is_mine():
                name = process.current_process().name
                if threading.current_thread().name != 'MainThread':
                    name += '|' + threading.current_thread().name
            elif not self._semlock._is_zero():
                name = 'None'
            elif self._semlock._count() > 0:
                name = 'SomeOtherThread'
            else:
                name = 'SomeOtherProcess'
        except Exception:
            name = 'unknown'
        return '<%s(owner=%s)>' % (self.__class__.__name__, name)

#
# Recursive lock