How to Install NumPy on MacOS | Easy NumPy Installation

In this article, we will learn how to install NumPy on MacOS. NumPy is a library for the Python programming language, that adds support for large, multi-dimensional arrays and matrices, along with a large collection of high-level mathematical functions to operate on these arrays.

Python’s NumPy library can be installed on Mac using the pip installer and using the setup.py file.

We have explained the 2 methods with easy-to-follow steps. We will also look at how to verify the clean installation of NumPy.

Method 1: Using pip to install the NumPy Package

Follow the below steps to install the Numpy package on macOS using pip:

Step 1: Install the latest Python3 in MacOS

Install latest Python version

Step 2: Check if pip3 and python3 are correctly installed.

python3 --version
pip3 --version

Step 3: Upgrade your pip to avoid errors during installation.

pip3 install --upgrade pip

Step 4: Enter the following command to install Numpy  using pip3.

pip3 install numpy 

Method 2: Using setup.py to install Numpy 

Follow the below steps to install the Numpy package on macOS using the setup.py file:

Step 1: Download the latest source package of Numpy for python3 from here.

curl https://files.pythonhosted.org/packages/3a/be/650f9c091ef71cb01d735775d554e068752d3ff63d7943b26316dc401749/numpy-1.21.2.zip > numpy.tar.gz

Step 2: Extract the downloaded package using the following command.

tar -xzvf numpy.tar.gz

Step 3: Go inside the folder and Enter the following command to install the package.

Note: You must have developer tools for XCode MacOS installed in your system

cd numpy-1.21.2
python3 setup.py install

Verifying Numpy installation on macOS:

Try NumPy import in your python terminal to verify if the installation has been done properly:

import numpy

If there is any error while importing the module then is not installed properly.