python-patterns/borg.py at master · unicode48/python-patterns · GitHub

24 lines (17 loc) · 497 Bytes

class Borg:

__shared_state = {}

def __init__(self):

self.__dict__ = self.__shared_state

self.state = 'Running'

def __str__(self):

return self.state

if __name__ == '__main__':

rm1 = Borg()

rm2 = Borg()

print('rm1 state: {}'.format(rm1))

print('rm2 state: {}'.format(rm2))

rm2.state = 'Idle'

print('rm1 state: {}'.format(rm1))

print('rm2 state: {}'.format(rm2))

print('rm1 id: {}', id(rm1))

print('rm2 id: {}', id(rm2))

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