matplotlib example choose goal (snippet)

Python matplotlib example 'choose goal'

Modules used in program:

• import matplotlib
• import numpy as np

python choose goal

Python matplotlib example: choose goal

import numpy as np
import matplotlib
matplotlib.use('TKAgg')
from matplotlib import pyplot as plt
from matplotlib import animation

from .data import WALLS, TRAJECTORIES


# First set up the figure, the axis, and the plot element we want to animate
# figure = plt.figure()
figure, axes = plt.subplots(1, 2)
for axis in axes:
    axis.set_aspect('equal', 'box')
    axis.set_axis_off()
    axis.set_xlim((-4.2, 4.2))
    axis.set_ylim((-4.2, 4.2))

trajectory_lines = [
    axes[0].plot(*zip(*trajectory), lw=2, marker='o', markersize=5)[0]
    for trajectory in TRAJECTORIES
]

# line = axis.plot([], [], lw=2)[0]

wall_lines = [
    axis.plot(*zip(*wall), lw=8, color='black')[0]
    for axis in axes
    for wall in WALLS
]

axes[1].plot(*TRAJECTORIES[0][-1], marker='*', markersize=25)

figure.tight_layout()
# anim.save('basic_animation.mp4', fps=30, extra_args=['-vcodec', 'libx264'])
# anim.save('animation.gif', fps=10, writer='imagemagick')

plt.savefig('choose_goal.pdf')

Python links

• Learn Python: https://pythonbasics.org/
• Python Tutorial: https://pythonprogramminglanguage.com