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

1 vote339 views1 answer
Django proper capitalization case jinja
Python Django
1 vote315 views1 answer
Convert number to char python
Python
0 vote319 views1 answer
Python if column is null then
Python
1 vote363 views1 answer
Python partial
Python
0 vote327 views2 answers
Python datetime yyyy-MM-dd'T'HH:mm:ssZ
Python
10 votes334 views4 answers
How to append a dataframe to another dataframe in pandas
Python
1 vote311 views1 answer
Hotel room allocation tool in python
Python
6 votes335 views2 answers
Pandas column not in list
Python
0 vote337 views2 answers
How to read mysql table in python
Python
1 vote336 views1 answer
Drop a row with a specific value of a column
Python