add comment explaining attributeerror
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@ -47,6 +47,9 @@ class _EventInternalMetadata(object):
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def _event_dict_property(key):
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# We want to be able to use hasattr with the event dict properties.
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# However, (on python3) hasattr expects AttributeError to be raised. Hence,
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# we need to transform the KeyError into an AttributeError
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def getter(self):
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try:
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return self._event_dict[key]
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