k3pattern

Find common prefix of several strings, tuples of string, or other nested structure, recursively by default.

k3pattern is a component of pykit3 project: a python3 toolkit set.

Find common prefix of several string, tuples of string, or other nested structure, recursively by default. It returns the shortest prefix: empty string or empty tuple is removed.

Install

pip install k3pattern

Synopsis

import k3pattern

k3pattern.common_prefix('abc', 'abd')                   # 'ab'
k3pattern.common_prefix((1, 2, 'abc'), (1, 2, 'abd'))   # (1, 2, 'ab')
k3pattern.common_prefix((1, 2, 'abc'), (1, 2, 'xyz'))   # (1, 2); empty prefix of 'abc' and 'xyz' is removed
k3pattern.common_prefix((1, 2, (5, 6)), (1, 2, (5, 7))) # (1, 2, (5,) )
k3pattern.common_prefix('abc', 'abd', 'abe')            # 'ab'; common prefix of more than two

Author

Zhang Yanpo (张炎泼) drdr.xp@gmail.com

Copyright and License

The MIT License (MIT)

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