Postgres tools.
# -*- coding: utf-8 -*-
(BLACK, RED, GREEN, YELLOW, BLUE, MAGENTA, CYAN, WHITE, BOLD) = range(0,9)
names = ['black','red','green','yellow','blue','magenta','cyan','white']
disabled = False # set True to disable all colors
def highlight(enable, fg=None, bg=None):
'''
highlight(1) -- switch to bold
highlight(1,1) -- red foreground
highlight(1,3,4) -- red on blue
highlight(0) -- reset
'''
global disabled
if disabled:
return ''
if enable:
code = '1'
if fg is not None:
code = ''
if fg >= 8:
fg -= 8
code += '1;'
code += str(30 + fg)
if bg is not None:
code += ';'
if bg >= 8:
bg -= 8
code += '1;'
code += str(40 + bg)
return "\033[" + code + "m"
else:
return "\033[0m"
def sethighlight(enable, fg=None, bg=None):
print(highlight(enable, fg, bg), end='')
if __name__ == '__main__':
for c in range(0,8):
print(
highlight(1,c), names[c].ljust(20),
highlight(1,8+c), names[c].ljust(20),
highlight(0), sep='')