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#!/usr/bin/env python3
def sgr(*args):
return '\033[' + ';'.join(map(str,args)) + 'm'
def sgr_extended(*args):
return '\033[' + ':'.join(map(str,args)) + 'm'
def print_heading(t):
print('\n{}{}{}\n'.format(sgr(1,4), t, sgr()))
print_heading('text style')
print('{}bold{}'.format(sgr(1), sgr(22)))
print('{}faint{}'.format(sgr(2), sgr(22)))
print('{}italic{}'.format(sgr(3), sgr(23)))
print('{}underline{}'.format(sgr(4), sgr(24)))
print('the following is concealed: {}invisible{}'.format(sgr(8), sgr(28)))
print('{}strikethrough{}'.format(sgr(9), sgr(29)))
print('{}double underline{}'.format(sgr(21), sgr(24)))
for s in [30,90,40,100]:
print_heading(
'16 color {}{}'.format(
'bright ' if s > 50 else '',
'foreground' if s % 3 == 0 else 'background',
)
)
for c in range(8):
print(
'{}|{:2}{}'.format(
sgr(s + c),
c,
sgr()
),
end=''
)
print('')
for s in [38, 48]:
section = 'foreground' if s == 38 else 'background'
print_heading(
'16 color {}'.format(section)
)
for y in range(2):
for x in range(8):
c = x + y * 8
print(
'{}|{:>2}{}'.format(
sgr_extended(s, 5, c),
c,
sgr(s + 1)
),
end=''
)
print('')
print_heading('6 * 6 * 6 cube color {}'.format(section))
for y in range(6):
for x in range(36):
c = 16 + x + y * 36
print(
'{}|{:>3}{}'.format(
sgr_extended(s, 5, c),
c,
sgr(s + 1)
),
end=''
)
print('')
print_heading('grayscale {}'.format(section))
for c in range(232, 256):
print(
'{}|{:>3}{}'.format(
sgr_extended(s, 5, c),
c,
sgr(s + 1)
),
end=''
)
print('')
print_heading('16 color combinations')
print(' |' + '|'.join(map(lambda x: '{:<4}'.format(x), range(16))))
for f in range(16):
print(f'{f:>2}', end='')
for b in range(16):
print(
'{}{}|test{}'.format(
sgr_extended(38, 5, f),
sgr_extended(48, 5, b),
sgr(39, 49)
),
end=''
)
print('')
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