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Using a PNG file as a watermark.
===============
Watermark image
===============
Using a PNG file as a watermark.
"""
import numpy as np
import matplotlib.cbook as cbook
import matplotlib.image as image
import matplotlib.pyplot as plt
with cbook.get_sample_data('logo2.png') as file:
im = image.imread(file)
fig, ax = plt.subplots()
ax.plot(np.sin(10 * np.linspace(0, 1)), '-o', ms=20, alpha=0.7, mfc='orange')
ax.grid()
fig.figimage(im, 10, 10, zorder=3, alpha=.5)
plt.show()
Traceback (most recent call last):
File "/build/matplotlib-tq5J6U/matplotlib-3.1.2/examples/images_contours_and_fields/watermark_image.py", line 1
===============
^
SyntaxError: invalid syntax
The use of the following functions, methods, classes and modules is shown in this example:
import matplotlib
matplotlib.image
matplotlib.image.imread
matplotlib.pyplot.imread
matplotlib.figure.Figure.figimage
Keywords: matplotlib code example, codex, python plot, pyplot Gallery generated by Sphinx-Gallery