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utils/exec_control: Fix once decorator implementation

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Ensures that the once decorator does not affect classes in a parallel
inheritance hierarchy.
This commit is contained in:
Marc Bonnici 2018-01-09 16:37:57 +00:00 committed by setrofim
parent b0262e5103
commit f26d819aad
1 changed files with 1 additions and 6 deletions
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7
wa/utils/exec_control.py
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@ -1,5 +1,3 @@
from inspect import getmro
# "environment" management: # "environment" management:
__environments = {} __environments = {}
__active_environment = None __active_environment = None
@ -96,10 +94,7 @@ def once(method):
if __active_environment is None: if __active_environment is None:
activate_environment('default') activate_environment('default')
func_id = repr(method.func_name) func_id = repr(method.__code__)
# Store the least derived class, which isn't object, to account
# for subclasses.
func_id += repr(getmro(args[0].__class__)[-2])
if func_id in __environments[__active_environment]: if func_id in __environments[__active_environment]:
return return