Numpy merge arrays

>>> a = np.array([[1, 2], [3, 4]])
>>> b = np.array([[5, 6]])
>>> np.concatenate((a, b), axis=0)
array([[1, 2],
       [3, 4],
       [5, 6]])
>>> np.concatenate((a, b.T), axis=1)
array([[1, 2, 5],
       [3, 4, 6]])

Source: numpy.org

How to combine two arrays in python

# concatenate 2 numpy arrays: row-wise
>np.concatenate((array2D_1, array2D_2))
 
array([[ 0,  1,  2],
       [ 3,  4,  5],
       [ 6,  7,  8],
       [10, 11, 12],
       [13, 14, 15],
       [16, 17, 18]])

Source: cmdlinetips.com

Join two numpy arrays

numpy.concatenate([arr1, arr2]) # Joining arr1 and arr2

Source: stackoverflow.com

Similar codes

0 vote143 views1 answer
File attributes in os
Python
4 votes147 views2 answers
Python list transpose
Python
6 votes139 views4 answers
List iteration
Python
0 vote198 views1 answer
Aggregation with f() in django rest api
Python Django
12 votes184 views3 answers
Python pandas read_csv tsv
Python
9 votes154 views6 answers
Pattern in python
Python
0 vote133 views1 answer
Parse list from string
Python
0 vote141 views1 answer
HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out
Python
129 votes132 views6 answers
Random.randint
Python
8 votes186 views3 answers
How to get index in python
Python