PYTHON

create an empty list of lists in python

if __name__ == '__main__':
 
    n = 10
    a = [[] for x in range(n)]
    print(a)        # [[], [], [], [], [], [], [], [], [], []]

how to create an empty list of certain length in python

>>> l = [None] * 10
>>> l
[None, None, None, None, None, None, None, None, None, None]

Python create list of empty lists

empty_lists = [ [] for _ in range(n) ]

python how to make an empty list

list = list()

python how to make an empty list

list = []

python create empty list size n

n = 5
lst = [None] * n
print(lst)
# [None, None, None, None, None]

python create empty list with size

lst = [None] * 10

python create empty list

>>> num = []
>>> len(num)
0