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

1 vote252 views1 answer
Flask api response code
Python Flask
0 vote293 views1 answer
MULTIPLE Model Search in Django rest framework
Python Django
0 vote219 views2 answers
Python discord bot wait for response
Python
0 vote225 views1 answer
Z transform in python
Python
0 vote239 views1 answer
How to extract integers from string python
Python
1 vote221 views2 answers
How can you know if a year is a leap year
Python
0 vote261 views1 answer
Relative text size put text cv2
Python
20 votes257 views3 answers
Python download image
Python
2 votes240 views1 answer
Write a value of a string in a sentence in python
Python
4 votes220 views3 answers
What is a character in python
Python