Answers for "3d list to 2d list python"

0

python convert two dimensional list to one dimensional

# Python convert 2D into 1D array:

import itertools
x = [['foo'], ['bar', 'baz'], ['quux'], ("tup_1", "tup_2"), {1:"one", 2:"two"}]
print list(itertools.chain(*x))
print [element for sub in x for element in sub]

# Output:

['foo', 'bar', 'baz', 'quux', 'tup_1', 'tup_2', 1, 2]
Posted by: Guest on February-20-2021
0

how to create one list from 2d list python

>>> l = [[1, 2, 3], [4, 5, 6], [7], [8, 9]]
>>> sum(l, [])
[1, 2, 3, 4, 5, 6, 7, 8, 9]
Posted by: Guest on October-24-2021

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