28 lines
986 B
Python
28 lines
986 B
Python
# -----------------
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# Copyright © 2022 ACK Cyfronet AGH, Poland.
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# -----------------
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#
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# Sample function created for demonstration of creating custom applications functionality
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# See also https://docs.cyfronet.pl/display/ISDOC/Creating+Custom+Applications
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from numpy import loadtxt
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import matplotlib.pyplot as plt
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def main(numbers_file, multiplier):
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"""
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Example Python application that reads the given numbers_file and multiplies
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the content (numbers) by the supplied multiplier
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Arguments:
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numbers_file: path to input file of type 'text_data'
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multiplier: number by which the array of numbers is multiplied
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Returns:
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A file named 'multiplied_numbers_plot.png' containing a plot of multiplied
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numbers.
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"""
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numbers = loadtxt(numbers_file, comments="#", delimiter=",", unpack=False)
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multiplied_numbers = numbers * multiplier
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plt.figure()
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plt.plot(multiplied_numbers)
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plt.savefig('multiplied_numbers_plot.png')
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