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class LegacyRouter:
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def db_for_read(self, model, **hints):
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if model._meta.app_label == 'legacy':
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return 'legacy'
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return None
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def db_for_write(self, model, **hints):
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if model._meta.app_label == 'legacy':
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return 'legacy'
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return None
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def allow_relation(self, obj1, obj2, **hints):
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if obj1._meta.app_label == 'legacy' \
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and obj2._meta.app_label == 'legacy':
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return True
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return None
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def allow_migrate(self, db, model):
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if model._meta.app_label == 'legacy':
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return False
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return None
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