guard against no schedule app installed
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1 changed files with 1 additions and 1 deletions
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@ -336,7 +336,7 @@ def unpromote_proposal(proposal):
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def accepted_proposal(sender, instance=None, **kwargs):
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if instance is None:
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if instance is None or not hasattr(instance, "presentation"):
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return
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if instance.status == "accepted":
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promote_proposal(instance.proposal)
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