18 lines
509 B
Python
18 lines
509 B
Python
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# -*- coding: utf-8 -*-
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from benedict.utils import type_util
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def groupby(items, key):
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if not type_util.is_list(items):
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raise ValueError('items should be a list of dicts.')
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items_grouped = {}
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for item in items:
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if not type_util.is_dict(item):
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raise ValueError('item should be a dict.')
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group = item.get(key)
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if group not in items_grouped:
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items_grouped[group] = []
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items_grouped[group].append(item.copy())
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return items_grouped
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