Add MessageTag.present, to see if a tag is present (even without value)
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@ -317,6 +317,8 @@ class MessageTag(object):
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def get_value(self, tags: typing.Dict[str, str]) -> typing.Optional[str]:
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key = list(set(tags.keys())&self._names)
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return tags[key[0]] if key else None
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def present(self, tags: typing.Dict[str, str]) -> bool:
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return bool(set(tags.keys())&self._names)
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def match(self, tag: str) -> typing.Optional[str]:
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key = list(set([tag])&self._names)
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return key[0] if key else None
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