russellballestrini
c50bc0b355
modified: README.rst modified: nested_lookup.py new file: requirements.txt modified: setup.py
25 lines
826 B
Python
25 lines
826 B
Python
from six import iteritems
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def nested_lookup(key, document):
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"""Lookup a key in a nested document, return a list of values"""
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return list(_nested_lookup(key, document))
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def _nested_lookup(key, document):
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"""Lookup a key in a nested document, yield a value"""
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if isinstance(document, list):
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for d in document:
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for result in _nested_lookup(key, d):
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yield result
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if isinstance(document, dict):
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for k, v in iteritems(document):
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if k == key:
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yield v
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elif isinstance(v, dict):
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for result in _nested_lookup(key, v):
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yield result
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elif isinstance(v, list):
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for d in v:
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for result in _nested_lookup(key, d):
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yield result
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