phonify = lambda s: ' '.join([v for j in map(lambda x: [ str(['abc', 'def', 'ghi', 'jkl', 'mno', 'pqrs', 'tuv', 'wxyz'].index(i)+2) * (i.index(x) + 1 ) for i in ['abc', 'def', 'ghi', 'jkl', 'mno', 'pqrs', 'tuv', 'wxyz'] if x in i], s) for v in j]) https://indy.im/attachment/5795893