Numpy stack arrays vertically

import numpy as np
# ensure same shape of arrays to be stacked.
a = np.arange(10).reshape(2,-1)
b = np.repeat(1, 10).reshape(2,-1)
# use vstack() to stack by row.
out = np.vstack((a,b))
## print output
print(out)
# a
# b

Similar codes

1 vote186 views1 answer
Data structures and algorithms in python
Python
1 vote228 views1 answer
How to set environment variable in pycharm
Python
0 vote174 views1 answer
Taggablemanager serializer django
Python
2 votes178 views1 answer
Django setup allowed hosts
Python
4 votes238 views1 answer
Print a random word from list python
Python
0 vote155 views1 answer
Get value of variable in session django
Python Django
3 votes179 views6 answers
Pandas compare two columns of different dataframe
Python
0 vote181 views1 answer
Python replace null in list
Python
0 vote174 views1 answer
Pyspark dataframe to parquet
Python
7 votes169 views5 answers
How to multiply two lists in python
Python