plt.figure(figsize=(12 4)) use for code example

Example 1: plt figsize

plt.figure(figsize=(20,10))

Example 2: figsize matplotlib

# figsize is an optional parameter in matplotlib.pyplot library's .figure() function
# it defaults to = None
# syntax:
# 	figsize=(width, height)
#		- each integer much be a float

import matplotlib.pyplot as plt

figure = plt.figure(figsize = (10,5));