How to Add Title and Axis labels in Matplotlib

DataPlotPlus -

To add title and axis labels in Matplotlib and Python we need to use plt.title() and plt.xlabel()

Steps

  • Import libraries - matplotlib and `numpy
  • Prepare Data
    • Select columns X and Y
    • Select colors
  • Select chart type
  • Add title
    • adjust title font size
  • Add axis labels
  • Show plot

More information can be found: Creating multiple subplots using

Data

x y c
0 12 A r
1 7 B g
2 12 C b
3 15 D y
4 5 E c

Example

To add title and axis labels we can do:

  • plt.title('Bar graph with Title')
  • plt.xlabel('X categories')
  • plt.ylabel('Y')

Full example:

import numpy as np
import matplotlib.pyplot as plt
 
x = df['x']
y = df['y']
c = df['c']
x_pos = np.arange(len(y))

plt.bar(x_pos, x, color = c)
 
plt.title('Bar graph with Title', fontsize=20)
plt.xlabel('X categories')
plt.ylabel('Y values')
 
plt.xticks(x_pos, y)
 
plt.show()

Output