conftest.py 文件源码

def signals(patching):
    signals = Mock(name='signals')
    patching('django.db.models.signals.post_save', signals.post_save)
    patching('django.db.models.signals.post_delete', signals.post_delete)
    patching('django.db.models.signals.m2m_changed', signals.m2m_changed)
    return signals