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18 lines
686 B
Python
18 lines
686 B
Python
from typing import Sequence, Tuple, Any
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def flatten_nested_items(
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dictionary: dict, nesting: int = None, include_leaves=None, prefix=None
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) -> Sequence[Tuple[Tuple[str, ...], Any]]:
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"""
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iterate through dictionary and return with nested keys flattened into a tuple
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"""
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next_nesting = None if nesting is None else (nesting - 1)
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prefix = prefix or ()
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for key, value in dictionary.items():
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path = prefix + (key,)
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if isinstance(value, dict) and nesting != 0:
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yield from flatten_nested_items(value, next_nesting, include_leaves, prefix=path)
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elif include_leaves is None or key in include_leaves:
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yield path, value
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