2018-05-12 11:37:19 +02:00
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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"""
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Napisz funkcję euclidean_distance obliczającą odległość między
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dwoma punktami przestrzeni trójwymiarowej. Punkty są dane jako
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trzyelementowe listy liczb zmiennoprzecinkowych.
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np. odległość pomiędzy punktami (0, 0, 0) i (3, 4, 0) jest równa 5.
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"""
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def euclidean_distance(x, y):
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2018-05-13 12:45:02 +02:00
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sum = 0
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for i in range(len(x)):
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sum += ((x[i]-y[i])**2)
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distance = sum ** (1/2)
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return distance
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2018-05-12 11:37:19 +02:00
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def tests(f):
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inputs = [[(2.3, 4.3, -7.5), (2.3, 8.5, -7.5)]]
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outputs = [4.2]
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for input, output in zip(inputs, outputs):
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if f(*input) != output:
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return "ERROR: {}!={}".format(f(*input), output)
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break
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return "TESTS PASSED"
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if __name__ == "__main__":
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print(tests(euclidean_distance))
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