Remove the python-future module and use six

Signed-off-by: Ivan Kanakarakis <ivan.kanak@gmail.com>

Author: c00kiemon5ter

setup.cfg

@@ -50,7 +50,6 @@ scripts =
 install_requires =
     cryptography >= 1.4
     defusedxml
-    future
     pyOpenSSL
     python-dateutil
     pytz

src/saml2/discovery.py

@@ -1,6 +1,4 @@
-from future.backports.urllib.parse import parse_qs
-from future.backports.urllib.parse import urlencode
-from future.backports.urllib.parse import urlparse
+from six.moves.urllib import parse
 
 from saml2.entity import Entity
 from saml2.response import VerificationError
@@ -17,10 +15,10 @@ def __init__(self, config=None, config_file=""):
 
     def parse_discovery_service_request(self, url="", query=""):
         if url:
-            part = urlparse(url)
-            dsr = parse_qs(part[4])
+            part = parse.urlparse(url)
+            dsr = parse.parse_qs(part[4])
         elif query:
-            dsr = parse_qs(query)
+            dsr = parse.parse_qs(query)
         else:
             dsr = {}
 
@@ -35,9 +33,9 @@ def parse_discovery_service_request(self, url="", query=""):
                 pass
 
         if "return" in dsr:
-            part = urlparse(dsr["return"])
+            part = parse.urlparse(dsr["return"])
             if part.query:
-                qp = parse_qs(part.query)
+                qp = parse.parse_qs(part.query)
                 if "returnIDParam" in dsr:
                     assert dsr["returnIDParam"] not in qp.keys()
                 else:
@@ -74,9 +72,9 @@ def create_discovery_service_response(return_url=None,
             return_url = kwargs["return"]
 
         if entity_id:
-            qp = urlencode({returnIDParam: entity_id})
+            qp = parse.urlencode({returnIDParam: entity_id})
 
-            part = urlparse(return_url)
+            part = parse.urlparse(return_url)
             if part.query:
                 # Iff there is a query part add the new info at the end
                 return_url = "%s&%s" % (return_url, qp)

src/saml2/response.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 #
-from future.utils import python_2_unicode_compatible
 import calendar
 import logging
 import six
@@ -468,7 +467,6 @@ def __init__(self, sec_context, return_addrs=None, timeslack=0,
 
 # ----------------------------------------------------------------------------
 
-@python_2_unicode_compatible
 class AuthnResponse(StatusResponse):
     """ This is where all the profile compliance is checked.
     This one does saml2int compliance. """

src/saml2/s2repoze/plugins/sp.py

@@ -15,10 +15,8 @@
 from saml2.samlp import Extensions
 from saml2 import xmldsig as ds
 
-from future.backports.urllib.parse import parse_qs
-from future.backports.urllib.parse import urlparse
-
 from six import StringIO
+from six.moves.urllib import parse
 
 from paste.httpexceptions import HTTPSeeOther, HTTPRedirection
 from paste.httpexceptions import HTTPNotImplemented
@@ -104,7 +102,7 @@ def __init__(
         self.discosrv = discovery
         self.idp_query_param = idp_query_param
         self.logout_endpoints = [
-            urlparse(ep)[2] for ep in config.endpoint("single_logout_service")
+            parse.urlparse(ep)[2] for ep in config.endpoint("single_logout_service")
         ]
         try:
             self.metadata = self.conf.metadata
@@ -158,7 +156,7 @@ def _get_post(self, environ):
             environ["wsgi.input"] = StringIO(body)  # restore the request body
             # as a stream so that everything seems untouched
 
-        post = parse_qs(body)  # parse the POST fields into a dict
+        post = parse.parse_qs(body)  # parse the POST fields into a dict
 
         logger.debug("identify post: %s", post)
 
@@ -218,7 +216,7 @@ def _pick_idp(self, environ, came_from):
             query = environ.get(key)
             if query:
                 try:
-                    _idp_entity_id = dict(parse_qs(query))[self.idp_query_param][0]
+                    _idp_entity_id = dict(parse.parse_qs(query))[self.idp_query_param][0]
                     if _idp_entity_id in idps:
                         idp_entity_id = _idp_entity_id
                     break
@@ -239,7 +237,7 @@ def _pick_idp(self, environ, came_from):
                 if self.wayf:
                     if query:
                         try:
-                            wayf_selected = dict(parse_qs(query))["wayf_selected"][0]
+                            wayf_selected = dict(parse.parse_qs(query))["wayf_selected"][0]
                         except KeyError:
                             return self._wayf_redirect(came_from)
                         idp_entity_id = wayf_selected
@@ -385,7 +383,7 @@ def challenge(self, environ, _status, _app_headers, _forget_headers):
                 if (environ["PATH_INFO"]) in ret and ret.split(environ["PATH_INFO"])[
                     1
                 ] == "":
-                    query = parse_qs(environ["QUERY_STRING"])
+                    query = parse.parse_qs(environ["QUERY_STRING"])
                     sid = query["sid"][0]
                     came_from = self.outstanding_queries[sid]
             except:

src/saml2/sigver.py

@@ -13,7 +13,7 @@
 from time import mktime
 from binascii import hexlify
 
-from future.backports.urllib.parse import urlencode
+from six.moves.urllib import parse
 
 import saml2.cryptography.asymmetric
 import saml2.cryptography.pki
@@ -578,7 +578,7 @@ def verify_redirect_signature(saml_msg, crypto, cert=None, sigkey=None):
             _args = saml_msg.copy()
             del _args['Signature']  # everything but the signature
             string = '&'.join(
-                [urlencode({k: _args[k]}) for k in _order if k in
+                [parse.urlencode({k: _args[k]}) for k in _order if k in
                  _args]).encode('ascii')
 
             if cert:

tests/test_30_mdstore.py

@@ -4,7 +4,7 @@
 import re
 from collections import OrderedDict
 
-from future.backports.urllib.parse import quote_plus
+from six.moves.urllib import parse
 
 from saml2.config import Config
 from saml2.mdstore import MetadataStore, MetaDataExtern
@@ -299,7 +299,7 @@ def test_mdx_service():
     entity_id = "http://xenosmilus.umdc.umu.se/simplesaml/saml2/idp/metadata.php"
 
     url = "http://mdx.example.com/entities/{}".format(
-        quote_plus(MetaDataMDX.sha1_entity_transform(entity_id)))
+        parse.quote_plus(MetaDataMDX.sha1_entity_transform(entity_id)))
     responses.add(responses.GET, url, body=TEST_METADATA_STRING, status=200,
                   content_type=SAML_METADATA_CONTENT_TYPE)
 
@@ -315,7 +315,7 @@ def test_mdx_single_sign_on_service():
     entity_id = "http://xenosmilus.umdc.umu.se/simplesaml/saml2/idp/metadata.php"
 
     url = "http://mdx.example.com/entities/{}".format(
-        quote_plus(MetaDataMDX.sha1_entity_transform(entity_id)))
+        parse.quote_plus(MetaDataMDX.sha1_entity_transform(entity_id)))
     responses.add(responses.GET, url, body=TEST_METADATA_STRING, status=200,
                   content_type=SAML_METADATA_CONTENT_TYPE)
 

tests/test_51_client.py

@@ -4,9 +4,7 @@
 import base64
 import uuid
 import six
-from future.backports.urllib.parse import parse_qs
-from future.backports.urllib.parse import urlencode
-from future.backports.urllib.parse import urlparse
+from six.moves.urllib import parse
 from pytest import raises
 
 from saml2.argtree import add_path
@@ -1378,7 +1376,7 @@ def test_signed_redirect(self):
             relay_state="relay2", sign=True, sigalg=SIG_RSA_SHA256)
 
         loc = info["headers"][0][1]
-        qs = parse_qs(loc[1:])
+        qs = parse.parse_qs(loc[1:])
         assert _leq(qs.keys(),
                     ['SigAlg', 'SAMLRequest', 'RelayState', 'Signature'])
 
@@ -1417,8 +1415,8 @@ def test_do_logout_signed_redirect(self):
         assert binding == BINDING_HTTP_REDIRECT
 
         loc = info["headers"][0][1]
-        _, _, _, _, qs, _ = urlparse(loc)
-        qs = parse_qs(qs)
+        _, _, _, _, qs, _ = parse.urlparse(loc)
+        qs = parse.parse_qs(qs)
         assert _leq(qs.keys(),
                     ['SigAlg', 'SAMLRequest', 'RelayState', 'Signature'])
 
@@ -2940,7 +2938,7 @@ def test_signed_redirect(self):
             relay_state="relay2", sign=True, sigalg=SIG_RSA_SHA256)
 
         loc = info["headers"][0][1]
-        qs = parse_qs(loc[1:])
+        qs = parse.parse_qs(loc[1:])
         assert _leq(qs.keys(),
                     ['SigAlg', 'SAMLRequest', 'RelayState', 'Signature'])
 
@@ -2979,8 +2977,8 @@ def test_do_logout_signed_redirect(self):
         assert binding == BINDING_HTTP_REDIRECT
 
         loc = info["headers"][0][1]
-        _, _, _, _, qs, _ = urlparse(loc)
-        qs = parse_qs(qs)
+        _, _, _, _, qs, _ = parse.urlparse(loc)
+        qs = parse.parse_qs(qs)
         assert _leq(qs.keys(),
                     ['SigAlg', 'SAMLRequest', 'RelayState', 'Signature'])
 
@@ -3076,8 +3074,8 @@ def test_do_authn(self):
         assert http_args["headers"][0][0] == "Location"
         assert http_args["data"] == []
         redirect_url = http_args["headers"][0][1]
-        _, _, _, _, qs, _ = urlparse(redirect_url)
-        qs_dict = parse_qs(qs)
+        _, _, _, _, qs, _ = parse.urlparse(redirect_url)
+        qs_dict = parse.parse_qs(qs)
         req = self.server.parse_authn_request(qs_dict["SAMLRequest"][0],
                                               binding)
         resp_args = self.server.response_args(req.message, [response_binding])
@@ -3097,8 +3095,8 @@ def test_do_negotiated_authn(self):
         assert http_args["headers"][0][0] == "Location"
         assert http_args["data"] == []
         redirect_url = http_args["headers"][0][1]
-        _, _, _, _, qs, _ = urlparse(redirect_url)
-        qs_dict = parse_qs(qs)
+        _, _, _, _, qs, _ = parse.urlparse(redirect_url)
+        qs_dict = parse.parse_qs(qs)
         req = self.server.parse_authn_request(qs_dict["SAMLRequest"][0],
                                               binding)
         resp_args = self.server.response_args(req.message, [response_binding])
@@ -3152,7 +3150,7 @@ def test_post_sso(self):
         # Here I fake what the client will do
         # create the form post
 
-        http_args["data"] = urlencode(_dic)
+        http_args["data"] = parse.urlencode(_dic)
         http_args["method"] = "POST"
         http_args["dummy"] = _dic["SAMLRequest"]
         http_args["headers"] = [('Content-type',
@@ -3188,7 +3186,7 @@ def test_negotiated_post_sso(self):
         # Here I fake what the client will do
         # create the form post
 
-        http_args["data"] = urlencode(_dic)
+        http_args["data"] = parse.urlencode(_dic)
         http_args["method"] = "POST"
         http_args["dummy"] = _dic["SAMLRequest"]
         http_args["headers"] = [('Content-type',