fcompop 0.3

Function composition operators for functional programming

fcompop is a Python library that provides function composition operators.

An example of usages is following:

>>> import fcompop
>>> fcompop.inject()  # adding operators to builtin&user functions
>>> func = str._ >> (lambda x: x * 2 + 'abc') >> str.upper
>>> func(123)
'123123ABC'
>>> func = (lambda x: '-' + x)._ << chr << (lambda x: x + 1) << ord
>>> func('a')
'-b'