def info(object, spacing=10, collapse=1):

    """Print methods and doc strings.

    Takes module, class, list, dictionary, or string."""

    methodList = [e for e in dir(object) if callable(getattr(object, e))]

    processFunc = collapse and (lambda s: " ".join(s.split())) or (lambda s: s)

    print "\n".join(["%s %s" %

                     (method.ljust(spacing),

                      processFunc(str(getattr(object, method).__doc__)))

                     for method in methodList])

if __name__ == "__main__":

    print help.__doc__

>>> a = "first"

>>> b = "second"

>>> 1 and a or b 1

'first'

>>> 0 and a or b 2

'second'

>>> a = ""

>>> b = "second"

>>> (1 and [a] or [b])[0] 1

import unittest

import apihelper

import sys

from StringIO import StringIO

class Redirector(unittest.TestCase):

    def setUp(self):

        self.savestdout = sys.stdout

        self.redirect = StringIO()

        sys.stdout = self.redirect

    def tearDown(self):

        sys.stdout = self.savestdout

class KnownValues(Redirector):

    def testApiHelper(self):

        """info should return known result for apihelper"""

        apihelper.info(apihelper)

        self.redirect.seek(0)

        self.assertEqual(self.redirect.read(),

"""info       Print methods and doc strings. Takes module, class, list, dictionary, or string.

""")

class ParamChecks(Redirector):

    def testSpacing(self):

        """info should honor spacing argument"""

        apihelper.info(apihelper, spacing=20)

        self.redirect.seek(0)

        self.assertEqual(self.redirect.read(),

"""info                 Print methods and doc strings. Takes module, class, list, dictionary, or string.

""")

    def testCollapse(self):

        """info should honor collapse argument"""

        apihelper.info(apihelper, collapse=0)

        self.redirect.seek(0)

        self.assertEqual(self.redirect.read(),

"""info       Print methods and doc strings.

    Takes module, class, list, dictionary, or string.

""")