You are reading documentation for the unreleased version of Matplotlib. Try searching for the released version of this page instead?
Applications are open for the 2018 John Hunter Matplotlib Summer Fellowship. Apply now!
Version 2.2.2.post1768+g23420a4c1
matplotlib
Fork me on GitHub

Related Topics

Log BarΒΆ

Plotting a bar chart with a logarithmic y-axis.

../../_images/sphx_glr_log_bar_001.png
import matplotlib.pyplot as plt
import numpy as np

data = ((3, 1000), (10, 3), (100, 30), (500, 800), (50, 1))

dim = len(data[0])
w = 0.75
dimw = w / dim

fig, ax = plt.subplots()
x = np.arange(len(data))
for i in range(len(data[0])):
    y = [d[i] for d in data]
    b = ax.bar(x + i * dimw, y, dimw, bottom=0.001)

ax.set_xticks(x + dimw / 2, map(str, x))
ax.set_yscale('log')

ax.set_xlabel('x')
ax.set_ylabel('y')

plt.show()

Keywords: matplotlib code example, codex, python plot, pyplot Gallery generated by Sphinx-Gallery