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24 lines
713 B
Python
24 lines
713 B
Python
# Matplotlit: Create a simple plot example.
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# Refs: https://matplotlib.org/3.1.1/gallery/lines_bars_and_markers/simple_plot.html
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# Optional test with [Matplotlib Jupyter Integration](https://github.com/matplotlib/ipympl)
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# %matplotlib widget
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import matplotlib.pyplot as plt
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import numpy as np
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import os
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# Data for plotting
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t = np.arange(0.0, 2.0, 0.01)
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s = 1 + np.sin(2 * np.pi * t)
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fig, ax = plt.subplots()
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ax.plot(t, s)
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ax.set(xlabel='time (s)', ylabel='voltage (mV)',
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title='About as simple as it gets, folks')
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ax.grid()
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# Note that the test can be run headless by checking if an image is produced
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file_path = os.path.join("/tmp", "test.png")
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fig.savefig(file_path)
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print(f"File {file_path} saved")
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