gistfile1.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# ----------------------------------------
# DESCRIPTION
# ===========
# convert RGB to HTML color
# http://www.oschina.net/code/snippet_70229_2388
# ----------------------------------------

# build-in, 3rd party and my modules
def RGBToHTMLColor(rgb_tuple):
    """ convert an (R, G, B) tuple to #RRGGBB """
    hexcolor = '#%02x%02x%02x' % rgb_tuple
    # that's it! '%02x' means zero-padded, 2-digit hex values
    return hexcolor


# ----------------------------------------
# test cases
# ----------------------------------------
def run_doctest():
    '''python -B <__file__> -v
    '''
    import doctest
    doctest.testmod()


if '__main__' == __name__:
    t = (79, 166, 231)
    print RGBToHTMLColor((79, 166, 231))