lines_bars_and_markers example code: linestyles.py

(Source code, png, pdf)

"""
Different linestyles copying those of Tikz/PGF
"""
import numpy as np
import matplotlib.pyplot as plt
from collections import OrderedDict

linestyles = OrderedDict(
    [('solid',               (0, ())),
     ('loosely dotted',      (0, (1, 10))),
     ('dotted',              (0, (1, 5))),
     ('densely dotted',      (0, (1, 1))),

     ('loosely dashed',      (0, (5, 10))),
     ('dashed',              (0, (5, 5))),
     ('densely dashed',      (0, (5, 1))),

     ('loosely dashdotted',  (0, (3, 10, 1, 10))),
     ('dashdotted',          (0, (3, 5, 1, 5))),
     ('densely dashdotted',  (0, (3, 1, 1, 1))),

     ('loosely dashdotdotted', (0, (3, 10, 1, 10, 1, 10))),
     ('dashdotdotted',         (0, (3, 5, 1, 5, 1, 5))),
     ('densely dashdotdotted', (0, (3, 1, 1, 1, 1, 1)))])


plt.figure(figsize=(10, 6))
ax = plt.subplot(1, 1, 1)

X, Y = np.linspace(0, 100, 10), np.zeros(10)
for i, (name, linestyle) in enumerate(linestyles.items()):
    ax.plot(X, Y+i, linestyle=linestyle, linewidth=1.5, color='black')

ax.set_ylim(-0.5, len(linestyles)-0.5)
plt.yticks(np.arange(len(linestyles)), linestyles.keys())
plt.xticks([])

for i, (name, linestyle) in enumerate(linestyles.items()):
    ax.text(-0.5, i-0.4, str(linestyle), fontsize=8, ha="right",
            color="blue", family="monospace")

plt.tight_layout()
plt.show()

Keywords: python, matplotlib, pylab, example, codex (see Search examples)