/Python/Python how to make an array of ones

Python how to make an array of ones

# Basic syntax:
np.ones((number_rows, number_cols), dtype=int)

# Example usage:
import numpy as np
np.ones((5, 3), dtype=int)
array([[1, 1, 1],
       [1, 1, 1],
       [1, 1, 1],
       [1, 1, 1],
       [1, 1, 1]])

# Note, use np.zeros to create an array of zeros

Source: docs.scipy.org

Similar codes

9 votes288 views3 answers
TypeError: can only concatenate str (not "int") to str
Python
0 vote189 views1 answer
UserWarning: Failed to initialize NumPy: numpy.core.multiarray failed to import (Triggered internally at
Python
19 votes291 views6 answers
Pip install django
Python Django
60 votes180 views6 answers
Translate french to english
Python
0 vote197 views1 answer
Merge two Querysets in Python Django while preserving Queryset methods
Python
0 vote213 views1 answer
Why python stops after plt.show()
Python
0 vote203 views1 answer
Dataframe string find count
Python
1 vote215 views2 answers
Python delete key if exists
Python
14 votes188 views2 answers
How to read a website in python
Python
8 votes185 views2 answers
Path to create a text file in python
Python