Created
November 8, 2019 14:58
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Text to old-school phone keyboard
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| def text2sms(text): | |
| pairs = [' ', '!', 'abc', 'def', 'ghi', 'jkl', 'mno', 'pqrs', 'tuv', 'wxyz'] | |
| mapping = {c:(str(i)*(j+1)) for i,p in enumerate(pairs) for j, c in enumerate(p)} | |
| return '-'.join(mapping[c] for c in text if c in mapping) |
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