File: engineering_formatter.py

package info (click to toggle)
matplotlib 1.1.1~rc2-1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 66,076 kB
  • sloc: python: 90,600; cpp: 69,891; objc: 5,231; ansic: 1,723; makefile: 171; sh: 7
file content (19 lines) | stat: -rw-r--r-- 403 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
'''
Demo to show use of the engineering Formatter.
'''

import matplotlib.pyplot as plt
import numpy as np

from matplotlib.ticker import EngFormatter

ax = plt.subplot(111)
ax.set_xscale('log')
formatter = EngFormatter(unit='Hz', places=1)
ax.xaxis.set_major_formatter(formatter)

xs = np.logspace(1, 9, 100)
ys = (0.8 + 0.4 * np.random.uniform(size=100)) * np.log10(xs)**2
ax.plot(xs, ys)

plt.show()