Matplotlib

As you know, visualization plays a huge role in gaining insights from data, and is also very important in machine learning. Matplotlib is a visualization library used for plotting by data scientists. You can get a clearer understanding by visiting its official website at https://matplotlib.org:

To install it on an Ubuntu machine, use the following command:

sudo apt-get install python3-matplotlib

To import the required packages, use import:

import matplotlib.pyplot as plt
import numpy as np

Use this example to prepare the data:

x = np.linspace(0, 20, 50)

To plot it, add this line:

plt.plot(x, x, label='linear')

To add a legend, use the following:

plt.legend()

Now, let's show the plot:

plt.show()

Voila! This is our plot: