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1"""filters for metadata"""
4def get_metadata(output, key, mimetype=None):
5 """Resolve an output metadata key
7 If mimetype given, resolve at mimetype level first,
8 then fallback to top-level.
9 Otherwise, just resolve at top-level.
10 Returns None if no data found.
11 """
12 md = output.get("metadata") or {}
13 if mimetype and mimetype in md:
14 value = md[mimetype].get(key)
15 if value is not None:
16 return value
17 return md.get(key)