Cacher is the code snippet organizer for pro developers

BaseException
	Exception
		OSError
			RequestException
				ConnectionError
					ConnectTimeout
				Timeout
					ReadTimeout
				HTTPError
				TooManyRedirects
				URLRequired
		Warning
			HTTPWarning
				DependencyWarning
			RequestsWarning
				FileModeWarning

import requests
import inspect
from collections import defaultdict


def _tree(): return defaultdict(_tree)


tree = _tree()


def getitem(tree,seq):
    tree = tree
    for i in seq:
        tree = tree.__getitem__(i)


def classtree(cls):
    ret = []

    def inner(cls):
        if cls is object:
            return
        ret.append(cls.__name__)
        inner(cls.__base__)

    inner(cls)
    getitem(tree,reversed(ret))


def pretty(d, indent=0):
    for key, value in d.items():
        print('\t' * indent + str(key))
        if isinstance(value, dict):
            pretty(value, indent + 1)
        else:
            print('\t' * (indent + 1) + str(value))

def main(requests):
    for i in dir(requests):
        if inspect.isclass(getattr(requests, i)):
            ret = issubclass(getattr(requests, i), BaseException)
            if ret:
                classtree(getattr(requests, i))

    pretty(dict(tree))

if __name__ == '__main__':
    main(requests)