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Temporarily disable all signals in django.
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from collections import defaultdict | |
from django.db.models.signals import * | |
class DisableSignals(object): | |
def __init__(self, disabled_signals=None): | |
self.stashed_signals = defaultdict(list) | |
self.disabled_signals = disabled_signals or [ | |
pre_init, post_init, | |
pre_save, post_save, | |
pre_delete, post_delete, | |
pre_migrate, post_migrate, | |
] | |
def __enter__(self): | |
for signal in self.disabled_signals: | |
self.disconnect(signal) | |
def __exit__(self, exc_type, exc_val, exc_tb): | |
for signal in self.stashed_signals.keys(): | |
self.reconnect(signal) | |
def disconnect(self, signal): | |
self.stashed_signals[signal] = signal.receivers | |
signal.receivers = [] | |
def reconnect(self, signal): | |
signal.receivers = self.stashed_signals.get(signal, []) | |
del self.stashed_signals[signal] | |
# Example usage: | |
# with DisableSignals(): | |
# user.save() # will not call any signals |
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