flatten a list of lists python
flattened = [val for sublist in list_of_lists for val in sublist]flatten a list of lists python
flattened = [val for sublist in list_of_lists for val in sublist]how to make one list from nested list
>>> from collections import Iterable
def flatten(lis):
for item in lis:
if isinstance(item, Iterable) and not isinstance(item, str):
for x in flatten(item):
yield x
else:
yield item
>>> lis = [1,[2,2,2],4]
>>> list(flatten(lis))
[1, 2, 2, 2, 4]
>>> list(flatten([[1, 2, 3], [4, 5, 6], [7, 8, 9]]))
[1, 2, 3, 4, 5, 6, 7, 8, 9]Copyright © 2021 Codeinu
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