A clock that prints out the time in binary.

pybinclock.py

"""
	Copyright (C) 2012 Bheesham Persaud.
	pybinaryclock - A clock that prints out the time in binary.

	pybinaryclock is Beerware <http://en.wikipedia.org/wiki/Beerware>.

	Format: HHMMSS

	Usage: python pybinclock.py
"""

import argparse
from time import strftime, localtime
from math import log, pow

# Gets the local time, returns the time in list format: [H, M, S] (Hours in 24 hour format)
def localtime_2_lst() :
	utime = localtime()
	return [
				strftime( "%H", utime ),
				strftime( "%M", utime ),
				strftime( "%S", utime )
			]

# Takes the list format of the time, turns it into binary, in an list
def lst_2_hbin( lst ) :
	retlst 	= []
	temp 	= []

	for i in range( len( lst ) ) :
		for j in range( len( lst[i] ) ) :
			temp.append( num_2_bin( int( lst[i][j] ) ) ) 	# Don't forget to convert the string to an integer.

		retlst.append( temp[:] ) 			# Short form for adding the temporary values to the return list
		del temp[:] 						# Short form for clearing the list.

	return retlst

def num_2_bin( num ) :
	temp 	= 0
	bin 	= [ 0, 0, 0, 0 ] 				# Start off with 0

	while ( num > 0 ) :
		temp 		= int( log( num, 2 ) )
		num 		= num - pow( 2, temp )
		bin[ temp ] = 1

	bin.reverse() 							# Reverse it since we put the 1's in the list in reverse order. e.g. 8 = 0001
	return bin

# Print the list
def printhbin( lst ) :
	string 	= ""
	digit 	= 0

	while digit < len( lst[0][0] ) : 									# Figure out how long the binary string is.
		for i in range( len( lst ) ) :									# We have to go through each pair twice since each number
			for j in range( len( lst[i] ) ) : 							# is represented by two columns of binary.
				string = string + " " + str( lst[i][j][digit] )

		string 	= string + "\n"
		digit 	= digit + 1

	print string

def main():
	# "Get it, format it, switch it, print it, technologic, technologic, ..."
	localtime 	= localtime_2_lst()
	bintime 	= lst_2_hbin( localtime )
	printhbin( bintime )

if __name__ == "__main__":
	parser 		= argparse.ArgumentParser( version = '1.0', description = 'A clock that prints out the time in binary.' )
	arguments 	= parser.parse_args()
	main()

Why lists of strings/lists-of-things [[hh],[mm],[ss]] instead of just a string/list-of-things [hhmmss]?

No idea, I just wrote what first came to mind, changed later.
I'll make those changes when I get the time.