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]python nested list
L = [[1, 2, 3],[4, 5, 6],[7, 8, 9]]
for list in L:
for number in list:
print(number, end=' ')
# Prints 1 2 3 4 5 6 7 8 9Copyright © 2021 Codeinu
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