Python pretty_color_palette Examples

Example #1

    def test_pretty_color_palette_consistent(self):

        from jicbioimage.core.util.color import pretty_color_palette

        identifiers = range(1000)
        color_dict1 = pretty_color_palette(identifiers)
        color_dict2 = pretty_color_palette(identifiers)
        for i in identifiers:
            key = i
            self.assertEqual(color_dict1[key], color_dict2[key])

Example #2

File: util_color_unit_tests.py Project: JIC-CSB/jicbioimage.core

    def test_pretty_color_palette_consistent(self):

        from jicbioimage.core.util.color import pretty_color_palette

        identifiers = range(1000)
        color_dict1 = pretty_color_palette(identifiers)
        color_dict2 = pretty_color_palette(identifiers)
        for i in identifiers:
            key = i
            self.assertEqual(color_dict1[key], color_dict2[key])

Example #3

    def test_pretty_color_palette_exclude_zero(self):
        from jicbioimage.core.util.color import pretty_color_palette

        color_key = pretty_color_palette([0, 1], keep_zero_black=True)
        self.assertEqual(len(color_key), 2)
        self.assertEqual(color_key[0], (0, 0, 0))

        expected = (132, 27, 117)

        self.assertEqual(color_key[0], (0, 0, 0))
        self.assertEqual(color_key[1], expected)

Example #4

File: util_color_unit_tests.py Project: JIC-CSB/jicbioimage.core

    def test_pretty_color_palette_exclude_zero(self):
        from jicbioimage.core.util.color import pretty_color_palette

        color_key = pretty_color_palette([0, 1], keep_zero_black=True)
        self.assertEqual(len(color_key), 2)
        self.assertEqual(color_key[0], (0, 0, 0))

        expected = (132, 27, 117)

        self.assertEqual(color_key[0], (0, 0, 0))
        self.assertEqual(color_key[1], expected)

Example #5

    def test_pretty_color_palette(self):

        from jicbioimage.core.util.color import pretty_color_palette

        color_key = pretty_color_palette([0, 1], keep_zero_black=False)
        self.assertEqual(len(color_key), 2)

        expected0 = (228, 90, 135)
        expected1 = (132, 27, 117)

        self.assertEqual(color_key[0], expected0)
        self.assertEqual(color_key[1], expected1)

Example #6

File: util_color_unit_tests.py Project: JIC-CSB/jicbioimage.core

    def test_pretty_color_palette(self):

        from jicbioimage.core.util.color import pretty_color_palette

        color_key = pretty_color_palette([0, 1], keep_zero_black=False)
        self.assertEqual(len(color_key), 2)

        expected0 = (228, 90, 135)
        expected1 = (132, 27, 117)

        self.assertEqual(color_key[0], expected0)
        self.assertEqual(color_key[1], expected1)

Example #7

File: array.py Project: JIC-CSB/jicbioimage.core

def pretty_color_array(array, keep_zero_black=True):
    """Return a RGB pretty color array.

    Assigning a pretty RGB color value to each unique element of the input
    array and return an array of shape (array.shape, 3).

    :param array: input numpy.array
    :param keep_zero_black: whether or not the background should be black
    :returns: numpy.array
    """
    unique_identifiers = set(np.unique(array))
    color_dict = pretty_color_palette(unique_identifiers, keep_zero_black)
    return color_array(array, color_dict)