Matplotlib -- save graph

Matplotlib Support various systems and graphic formats . Besides ,Matplotlib The code to save all graphic formats is the same , You only need to call the savefig() Method , It's very easy to use .

# The import module / package 
import matplotlib.pyplot as plt
import numpy as np

# Generate the data 
x = np.linspace(0,10,200)
print(x)

fig = plt.figure()# Generate a blank figure and assign it to fig object 

# Drawing graphics 
plt.plot(x,np.sin(x),'-')
plt.plot(x,np.cos(x),'--')

# The graphics 
plt.show()

# Save graphics 
fig.savefig("first.png")
fig.savefig("first.pdf")

Use the following statement to view Matplotlib Supported graphic formats .

print(fig.canvas.get_supported_filetypes())

The output format has been adjusted for ease of viewing

{
    'ps': 'Postscript', 
'eps': 'Encapsulated Postscript', 
'pdf': 'Portable Document Format', 
'pgf': 'PGF code for LaTeX', 
'png': 'Portable Network Graphics', 
'raw': 'Raw RGBA bitmap', 
'rgba': 'Raw RGBA bitmap', 
'svg': 'Scalable Vector Graphics', 
'svgz': 'Scalable Vector Graphics', 
'jpg': 'Joint Photographic Experts Group', 
'jpeg': 'Joint Photographic Experts Group', 
'tif': 'Tagged Image File Format', 
'tiff': 'Tagged Image File Format'}