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]

Pass 2d array to 1d python

# Create a 2D Numpy Array.
arr = np. array([[0, 1, 2],
[3, 4, 5],
[6, 7, 8]])
# convert 2D array to a 1D array of size 9.
flat_arr = np. reshape(arr, 9)

Similar codes

0 vote347 views1 answer
Query a PSQL Database From Python
Python
0 vote277 views10 answers
Introduction to distutils in python
Python
8 votes314 views4 answers
Create an array with same value python
Python
-1 vote342 views2 answers
HeapSort
Python
0 vote286 views1 answer
Output multiple LaTex equations in one cell in Google Colab
Python
0 vote306 views1 answer
Python autocorrelation plot
Python
4 votes332 views2 answers
Change django admin title
Python
3 votes380 views2 answers
Playsound moudle python
Python
0 vote324 views1 answer
Bulk file name changer in python
Python
8 votes311 views2 answers
Reverse python script
Python