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from click import MultiCommand
class ProxyCommand(MultiCommand):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.__proxy = None
def _get_proxy(self):
raise NotImplementedError("_get_proxy")
def __load(self):
if self.__proxy is None:
self.__proxy = self._get_proxy()
def list_commands(self,ctx):
self.__load()
return self.__proxy.list_commands(ctx)
def get_command(self,ctx,name):
self.__load()
return self.__proxy.get_command(ctx,name)
def make_context(self, *args, **kwargs):
self.__load()
return self.__proxy.make_context(*args, **kwargs)
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