flatten

#!/usr/bin/env python

__author__ = "Miki Tebeka <miki.tebeka@gmail.com>"

def flatten(items):
    '''Flatten a nested list.

    >>> a = [[1], 2, [[[3]], 4]]
    >>> list(flatten(a))
    [1, 2, 3, 4]
    >>>
    '''
    for item in items:
        if getattr(item, "__iter__", None):
            for subitem in flatten(item):
                yield subitem
        else:
            yield item

if __name__ == "__main__":
    from doctest import testmod
    testmod()

pipe

printobj

'''Quick and dirty object "repr"'''

__author__ = "Miki Tebeka "
# FIXME: Find how to make doctest play with "regular" class definition

def printobj(obj):
    '''
    Quick and dirty object "repr"

    >>> class Point: pass
    >>> p = Point()
    >>> p.x, p.y = 1, 2
    >>> printobj(p)
    ('y', 2)
    ('x', 1)
    >>>
    '''
    print "\n".join(map(str, obj.__dict__.items()))

if __name__ == "__main__":
    from doctest import testmod
    testmod()