def split(species): """ Splits the parameter (str) in a prefix and a suffix, where the prefix is formed by the longest sequence of consonants at the start of the parameter. >>> split('sheep') ('sh', 'eep') >>> split('goat') ('g', 'oat') """ def hybridize(species1, species2): """ Returns a tuple containing two strings. The first element of the tuple is formed by concatenating the prefix of the first parameter and the suffix of the second parameter. The second element of the tuple is formed by concatenating the prefix of the second parameter and the suffix of the first parameter. >>> hybridize('sheep', 'goat') ('shoat', 'geep') >>> hybridize('lion', 'tiger') ('jeopard', 'laguar') >>> hybridize('schnauzer', 'poodle') ('schnoodle', 'pauzer') """ if __name__ == '__main__': import doctest doctest.testmod()