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A Complete Morse Code Generator in Python with Sound (Python recipe) by Captain DeadBones
ActiveState Code (http://code.activestate.com/recipes/578411/)

This is a complete Morse Code Generator with sound. You can download the sound files (ogg) for Morse Code. For more information checkout the article Morse Code and Dictionaries in Python

Python, 53 lines
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import pygame
import time
import sys

CODE = {'A': '.-',     'B': '-...',   'C': '-.-.', 
        'D': '-..',    'E': '.',      'F': '..-.',
        'G': '--.',    'H': '....',   'I': '..',
        'J': '.---',   'K': '-.-',    'L': '.-..',
        'M': '--',     'N': '-.',     'O': '---',
        'P': '.--.',   'Q': '--.-',   'R': '.-.',
     	'S': '...',    'T': '-',      'U': '..-',
        'V': '...-',   'W': '.--',    'X': '-..-',
        'Y': '-.--',   'Z': '--..',
        
        '0': '-----',  '1': '.----',  '2': '..---',
        '3': '...--',  '4': '....-',  '5': '.....',
        '6': '-....',  '7': '--...',  '8': '---..',
        '9': '----.' 
        }
        
ONE_UNIT = 0.5
THREE_UNITS = 3 * ONE_UNIT
SEVEN_UNITS = 7 * ONE_UNIT
PATH = 'morse_sound_files/'

def verify(string):
	keys = CODE.keys()
	for char in string:
		if char.upper() not in keys and char != ' ':
			sys.exit('Error the charcter ' + char + ' cannot be translated to Morse Code')

def main():
	
	
	print 'Welcome to Alphabet to Morse Code Translator v.01\n'
	
	msg = raw_input('Enter Message: ')
	verify(msg)
	print
	pygame.init()
	
	for char in msg:
		if char == ' ':
			print ' '*7,
			time.sleep(SEVEN_UNITS)
		else:
			print CODE[char.upper()],
			pygame.mixer.music.load(PATH + char.upper() + '_morse_code.ogg')
			pygame.mixer.music.play()
			time.sleep(THREE_UNITS)
			
if __name__ == "__main__":
	main()
Tags: morse_code, pygame, python