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import matplotlib.pyplot as plt
from shapely.geometry import Polygon
from shapely.validation import make_valid
from shapely.plotting import plot_polygon, plot_line
from figures import SIZE, BLUE, RED, set_limits
invalid_poly = Polygon([(0, 2), (0, 1), (2, 0), (0, 0), (0, 2)])
valid_poly = make_valid(invalid_poly)
fig = plt.figure(1, figsize=SIZE, dpi=90)
invalid_ax = fig.add_subplot(121)
plot_polygon(invalid_poly, ax=invalid_ax, add_points=False, color=BLUE)
set_limits(invalid_ax, -1, 3, -1, 3)
valid_ax = fig.add_subplot(122)
plot_polygon(valid_poly.geoms[0], ax=valid_ax, add_points=False, color=BLUE)
plot_line(valid_poly.geoms[1], ax=valid_ax, add_points=False, color=RED)
set_limits(valid_ax, -1, 3, -1, 3)
plt.show()
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