[pypy-issue] Issue #2383: Testing PokemonGo-Map on pypy and have an unexpected error. (pypy/pypy)

[Hexcode Technologies]

New issue 2383: Testing PokemonGo-Map on pypy and have an unexpected error.
https://bitbucket.org/pypy/pypy/issues/2383/testing-pokemongo-map-on-pypy-and-have-an

Hexcode Technologies:

https://github.com/PokemonGoMap/PokemonGo-Map
it happens on : `install_aliases()`
```
Traceback (most recent call last):
  File "runserver.py", line 25, in <module>
    from pogom.search import search_overseer_thread
  File "/home/v3ss/github/PokemonGo-Map/pogom/search.py", line 33, in <module>
    from pgoapi import PGoApi
  File "/home/v3ss/pypy/site-packages/pgoapi/__init__.py", line 50, in <module>
    from pgoapi.pgoapi import PGoApi
  File "/home/v3ss/pypy/site-packages/pgoapi/pgoapi.py", line 35, in <module>
    from pgoapi.auth_ptc import AuthPtc
  File "/home/v3ss/pypy/site-packages/pgoapi/auth_ptc.py", line 28, in <module>
    install_aliases()
  File "/home/v3ss/pypy/site-packages/future/standard_library/__init__.py", line 465, in install_aliases
    from future.backports.urllib import request
  File "/home/v3ss/pypy/site-packages/future/backports/urllib/request.py", line 97, in <module>
    from future.backports.http import client as http_client
  File "/home/v3ss/pypy/site-packages/future/backports/http/client.py", line 76, in <module>
    from future.backports.email import parser as email_parser
  File "/home/v3ss/pypy/site-packages/future/backports/email/parser.py", line 15, in <module>
    from future.backports.email.feedparser import FeedParser, BytesFeedParser
  File "/home/v3ss/pypy/site-packages/future/backports/email/feedparser.py", line 32, in <module>
    from future.backports.email import message
  File "/home/v3ss/pypy/site-packages/future/backports/email/message.py", line 20, in <module>
    from future.backports.email import utils
  File "/home/v3ss/pypy/site-packages/future/backports/email/utils.py", line 40, in <module>
    from future.backports.urllib.parse import quote as url_quote, unquote as url_unquote
  File "/home/v3ss/pypy/site-packages/future/backports/urllib/parse.py", line 633, in <module>
    _ALWAYS_SAFE_BYTES = bytes(_ALWAYS_SAFE)
  File "/home/v3ss/pypy/site-packages/future/types/newbytes.py", line 108, in __new__
    raise ValueError('bytes must be in range(0, 256)')
ValueError: bytes must be in range(0, 256)
```

It works fine in python 2.7.12