Refactor ansicolor, add demo.
#!/usr/bin/env python3
from pycolib.ansicolor import highlight, names
def print_colors():
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='')
if __name__ == '__main__':
print_colors()