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17 lines
476 B
17 lines
476 B
"""filters for metadata"""
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def get_metadata(output, key, mimetype=None):
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"""Resolve an output metadata key
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If mimetype given, resolve at mimetype level first,
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then fallback to top-level.
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Otherwise, just resolve at top-level.
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Returns None if no data found.
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"""
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md = output.get('metadata') or {}
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if mimetype and mimetype in md:
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value = md[mimetype].get(key)
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if value is not None:
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return value
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return md.get(key)
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