36 lines
755 B
Python
36 lines
755 B
Python
from matplotlib.backends.backend_svg import FigureCanvasSVG
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from matplotlib.backends.backend_agg import FigureCanvasAgg
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from matplotlib.figure import Figure
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import numpy as np
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import random
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import io
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import math
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def random_plot():
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fig = Figure()
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axis = fig.add_subplot(1, 1, 1)
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randint = random.randint(1, 50)
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x = np.arange(randint, random.randint(randint, randint+50), 0.05)
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y = np.tan(math.pi*x)
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axis.plot(x, y)
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output = io.BytesIO()
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FigureCanvasSVG(fig).print_svg(output)
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return output.getvalue()
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def plot_xy(x, y):
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fig = Figure(figsize=(32, 18))
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axis = fig.add_subplot(1, 1, 1)
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axis.plot(x, y)
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output = io.BytesIO()
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FigureCanvasAgg(fig).print_png(output)
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return output.getvalue()
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