import os
import sys
import array
import builtins
import collections
import collections.abc
import __main__


def makestrip():
    def strip(s):
        if s.startswith('<module'):
            s = s.rsplit(' ', 1)[0]
            return s + ' ...>'
        if ' at ' in s:
            s = s.rsplit(' ', 1)[0]
            return s + ' ...>'
        return s
    return strip


class Top:
    class Nested:
        def method(self):
            pass


modules = [os, sys, array, builtins, collections, collections.abc, __main__]

classes = [os._Environ, type(sys.flags), array.array, collections.Counter,
           collections.abc.MutableMapping, dict, type, object, Top, Top.Nested]

functions = [os.getenv, sys.exc_info, makestrip, __main__.makestrip,
             makestrip()]

methods = [dict.update, dict().update,
           array.array.tolist, array.array('u').tolist,
           collections.Counter.update, collections.Counter().update,
           Top.Nested.method, Top.Nested().method]

strip = makestrip()

print('invoked with:', sys.argv[0])

for changed in ('modules', 'classes', 'functions', 'methods'):
    print('=====================', changed)
    changed = globals()[changed]
    for element in changed:
        print('{:<66} {}'.format(strip(str(element)), strip(repr(element))))