Numpy element sum privous

>>> a
array([[1, 2, 3],
       [4, 5, 6]])
       
>>> np.cumsum(a,axis=0)      # sum over rows for each of the 3 columns
array([[1, 2, 3],
       [5, 7, 9]])
>>> np.cumsum(a,axis=1)      # sum over columns for each of the 2 rows
array([[ 1,  3,  6],
       [ 4,  9, 15]])

Source: numpy.org

Similar codes

0 vote253 views1 answer
Python print not working
Python
0 vote261 views1 answer
Matplotlib figure size not working
Python
0 vote261 views1 answer
Pseudo-random input signal python
Python
0 vote289 views1 answer
Flask print request headers
Python
0 vote309 views1 answer
The grandest staircase of them all foobar solution
Python
3 votes305 views3 answers
Kadane's algorithm
Python
-2 votes249 views1 answer
What does waka waka mean
Python
124 votes275 views6 answers
Random range python
Python
1 vote269 views2 answers
N-largest and n-smallest in list in python
Python
0 vote271 views1 answer
Boolean indexing datetime object | converting string to datetime object
Python