3 examples of 'python normalize between 0 and 1' in Python

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def normalize_0_255(v):
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    return (v * scale) + darkest

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def test_normalize_integer_rgb(self):
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    """
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    Integer normalization clips to 0-255.
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    """
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    test_pairs = ((255, 255), (0, 0), (128, 128), (-20, 0), (270, 255), (-0, 0))
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    for raw, normalized in test_pairs:
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        assert normalized == webcolors._normalize_integer_rgb(raw)

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def test_integer(self):
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    TYPE = 'integer'
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    self.assertNormalizes('10', 10, 'int')
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    self.assertNormalizes('10', 10, 'integer')
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    self.assertNormalizes('10', 10, int)
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    self.assertNormalizes('', 0, TYPE)
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    self.assertNormalizes('10', 10, TYPE)
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    self.assertNormalizes('+10', 10, TYPE)
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    self.assertNormalizes('-10', -10, TYPE)
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    self.assertNormalizes('10.5', 10, TYPE)
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    self.assertNormalizes('+10.5', 10, TYPE)
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    self.assertNormalizes('-10.5', -10, TYPE)
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    self.assertNormalizes('1.', 1, TYPE)
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    self.assertNormalizes('+1.', 1, TYPE)
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    self.assertNormalizes('-1.', -1, TYPE)
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    self.assertNormalizes('.5', 0, TYPE)
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    self.assertNormalizes('+.5', 0, TYPE)
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    self.assertNormalizes('-.5', 0, TYPE)
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    self.assertNormalizesRaises('', TYPE)
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    self.assertNormalizesRaises('.', TYPE)
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    self.assertNormalizesRaises('10i', TYPE)