convert 2d list to 1d python
import itertools
a = [[1, 2], [3, 4], [5, 6]]
list(itertools.chain.from_iterable(a))
Output:- [1, 2, 3, 4, 5, 6]convert 2d list to 1d python
import itertools
a = [[1, 2], [3, 4], [5, 6]]
list(itertools.chain.from_iterable(a))
Output:- [1, 2, 3, 4, 5, 6]how to vonvert 1 d list to 2d list in pytohn
In [53]: l = [0,1,2,3]
In [54]: def to_matrix(l, n):
...: return [l[i:i+n] for i in xrange(0, len(l), n)]
In [55]: to_matrix(l,2)
Out[55]: [[0, 1], [2, 3]]Copyright © 2021 Codeinu
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