def randomColour(colourInp, num_bars, shadedBars):
if(shadedBars is True):
base = colourInp
rgbl = webcolors.name_to_rgb(base)
chng = 0
if base in ['red', 'green', 'blue']:
for i, val in enumerate(rgbl):
if val > 0:
chng = i
segment = int(max(rgbl)/num_bars)
colour_list = [webcolors.rgb_to_hex(rgbl)]
rgbl = list(rgbl)
for vals in range(num_bars-1):
rgbl[chng] = rgbl[chng] - segment
webcolors.IntegerRGB(rgbl[0], rgbl[1], rgbl[2])
colour_list.append(webcolors.rgb_to_hex(rgbl))
else:
colour_list = []
for base in colourInp:
rgbl = webcolors.name_to_rgb(base)
colour_list.append(webcolors.rgb_to_hex(rgbl))
return colour_list
def test_rgb_to_name(self):
"""
Test conversion from integer RGB triplet to color name.
"""
test_pairs = (((255, 255, 255), u'white'), ((0, 0, 128), u'navy'),
((218, 165, 32), u'goldenrod'),
(webcolors.IntegerRGB(218, 165, 32), u'goldenrod'))
for triplet, name in test_pairs:
self.assertEqual(name, webcolors.rgb_to_name(triplet))
def test_rgb_to_name(self):
"""
Test conversion from integer RGB triplet to color name.
"""
test_pairs = (
((255, 255, 255), "white"),
((0, 0, 128), "navy"),
((218, 165, 32), "goldenrod"),
(webcolors.IntegerRGB(218, 165, 32), "goldenrod"),
)
for triplet, name in test_pairs:
assert name == webcolors.rgb_to_name(triplet)
def rgb_bgr(r_color):
"""
rgb和 bgr的互转
参数：
color---RGB或者BGR
返回值：
BGR或者RGB
"""
r_color_list = list(r_color)
tmp = r_color_list[0]
r_color_list[0] = r_color_list[2]
r_color_list[2] = tmp
r_color = webcolors.IntegerRGB(r_color_list[0], r_color_list[1],
r_color_list[2])
return r_color
def test_serialize_simple_color(self):
"""
Test implementation of the HTML5 simple color serialization
algorithm.
"""
test_pairs = (
((0, 0, 0), "#000000"),
((0, 0, 128), "#000080"),
((218, 165, 32), "#daa520"),
(webcolors.IntegerRGB(218, 165, 32), "#daa520"),
(webcolors.HTML5SimpleColor(218, 165, 32), "#daa520"),
)
for raw, serialized in test_pairs:
result = webcolors.html5_serialize_simple_color(raw)
assert serialized == result
def test_serialize_simple_color(self):
"""
Test implementation of the HTML5 simple color serialization
algorithm.
"""
test_pairs = (
((0, 0, 0), u'#000000'),
((0, 0, 128), u'#000080'),
((218, 165, 32), u'#daa520'),
(webcolors.IntegerRGB(218, 165, 32), u'#daa520'),
(webcolors.HTML5SimpleColor(218, 165, 32), u'#daa520'),
)
for raw, serialized in test_pairs:
self.assertEqual(serialized,
webcolors.html5_serialize_simple_color(raw))