Module core.utils.operations
Expand source code
import itertools
from typing import Any, Dict, List, Set
from functools import reduce
def concatenate(lists: List[List[Any]]) -> List[Any]:
"""Function that flattens a list of list into a single list.
Args:
lists (List[List[Any]])
Returns:
List[Any]
"""
return list(itertools.chain.from_iterable(lists))
def concatenate_to_set(lists: List[List[Any]]) -> Set[Any]:
"""Helper function to combine a List of List into a single List
Args:
lists List[List[Any]]
Returns:
List[Any]
"""
return set(itertools.chain.from_iterable(lists))
def combine_dictionaries(dicts: List[Dict]) -> Dict:
"""Function that flattens a list of Dict into a single Dictionary. Note that ordering of the list matters,
because keys will overwrite each other.
Args:
dicts (List[Dict])
Returns:
Dict
"""
if not dicts:
return {}
return reduce(lambda a, b: {**a, **b}, dicts)
Functions
def combine_dictionaries(dicts: List[Dict[~KT, ~VT]]) ‑> Dict[~KT, ~VT]
-
Function that flattens a list of Dict into a single Dictionary. Note that ordering of the list matters, because keys will overwrite each other.
Args
dicts (List[Dict])
Returns
Dict
Expand source code
def combine_dictionaries(dicts: List[Dict]) -> Dict: """Function that flattens a list of Dict into a single Dictionary. Note that ordering of the list matters, because keys will overwrite each other. Args: dicts (List[Dict]) Returns: Dict """ if not dicts: return {} return reduce(lambda a, b: {**a, **b}, dicts)
def concatenate(lists: List[List[Any]]) ‑> List[Any]
-
Function that flattens a list of list into a single list.
Args
lists (List[List[Any]])
Returns
List[Any]
Expand source code
def concatenate(lists: List[List[Any]]) -> List[Any]: """Function that flattens a list of list into a single list. Args: lists (List[List[Any]]) Returns: List[Any] """ return list(itertools.chain.from_iterable(lists))
def concatenate_to_set(lists: List[List[Any]]) ‑> Set[Any]
-
Helper function to combine a List of List into a single List
Args
lists List[List[Any]]
Returns
List[Any]
Expand source code
def concatenate_to_set(lists: List[List[Any]]) -> Set[Any]: """Helper function to combine a List of List into a single List Args: lists List[List[Any]] Returns: List[Any] """ return set(itertools.chain.from_iterable(lists))