Py2 compatability has been broke elsewhere drop it

This is all noop in Py3, and Py2 is broke now in various places.
Dropping Py2 code as it will not be a thing going forward.

Django 2 is the next release, Py2 support will be dropped, as such,
dropping this is forward looking.

setup.py

@@ -26,7 +26,7 @@ setup(
     include_package_data=True,
     classifiers=(
         "Development Status :: 4 - Beta",
-        "Programming Language :: Python",
+        "Programming Language :: Python :: 3 :: Only",
         "Framework :: Django",
         "Intended Audience :: Developers",
         "Natural Language :: English",

symposion/conference/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
 

symposion/conference/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:34
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 import django.db.models.deletion
 import timezone_field.fields

symposion/conference/models.py

@@ -1,7 +1,5 @@
-from __future__ import unicode_literals
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
-from django.utils.encoding import python_2_unicode_compatible
 
 from timezone_field import TimeZoneField
 
@@ -9,7 +7,6 @@ from timezone_field import TimeZoneField
 CONFERENCE_CACHE = {}
 
 
-@python_2_unicode_compatible
 class Conference(models.Model):
     """
     the full conference for a specific year, e.g. US PyCon 2012.
@@ -45,7 +42,6 @@ class Conference(models.Model):
         verbose_name_plural = _("conferences")
 
 
-@python_2_unicode_compatible
 class Section(models.Model):
     """
     a section of the conference such as "Tutorials", "Workshops",

symposion/markdown_parser.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 import bleach
 import markdown
 

symposion/proposals/actions.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 import csv
 
 from django.http import HttpResponse

symposion/proposals/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
 

symposion/proposals/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django import forms
 from django.db.models import Q
 from django.utils.translation import ugettext_lazy as _

symposion/proposals/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:35
-from __future__ import unicode_literals
-
 from django.conf import settings
 from django.db import migrations, models
 import django.db.models.deletion

symposion/proposals/models.py

@@ -1,11 +1,9 @@
-from __future__ import unicode_literals
 import os
 import uuid
 
 from django.core.urlresolvers import reverse
 from django.db import models
 from django.db.models import Q
-from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 from django.utils.timezone import now
 
@@ -21,7 +19,6 @@ from symposion.conference.models import Section
 from symposion.speakers.models import Speaker
 
 
-@python_2_unicode_compatible
 class ProposalSection(models.Model):
     """
     configuration of proposal submissions for a specific Section.
@@ -60,7 +57,6 @@ class ProposalSection(models.Model):
         return self.section.name
 
 
-@python_2_unicode_compatible
 class ProposalKind(models.Model):
     """
     e.g. talk vs panel vs tutorial vs poster
@@ -78,7 +74,6 @@ class ProposalKind(models.Model):
         return self.name
 
 
-@python_2_unicode_compatible
 class ProposalBase(models.Model):
 
     objects = InheritanceManager()
@@ -209,7 +204,6 @@ class ProposalBase(models.Model):
 reversion.register(ProposalBase)
 
 
-@python_2_unicode_compatible
 class AdditionalSpeaker(models.Model):
 
     SPEAKING_STATUS_PENDING = 1

symposion/proposals/views.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 import hashlib
 import random
 import sys

symposion/reviews/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
 

symposion/reviews/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django import forms
 from django.utils.translation import ugettext_lazy as _
 

symposion/reviews/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:35
-from __future__ import unicode_literals
-
 import datetime
 from decimal import Decimal
 from django.conf import settings

symposion/reviews/models.py

@@ -1,5 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
 from datetime import datetime
 from decimal import Decimal
 

symposion/reviews/utils.py

@@ -1,6 +1,3 @@
-from __future__ import unicode_literals
-
-
 def has_permission(user, proposal, speaker=False, reviewer=False):
     """
     Returns whether or not ther user has permission to review this proposal,

symposion/schedule/admin.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.contrib import admin
 
 from symposion.schedule.models import Schedule, Day, Room, SlotKind, Slot, SlotRoom, Presentation, Session, SessionRole, Track

symposion/schedule/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 
 

symposion/schedule/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 import csv
 import time
 

symposion/schedule/helpers.py

@@ -2,7 +2,6 @@
 This file contains functions that are useful to humans at the shell for
 manipulating the database in more natural ways.
 """
-from __future__ import unicode_literals
 from django.db import transaction
 
 from .models import Schedule, Day, Room, Slot, SlotKind, SlotRoom

symposion/schedule/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:35
-from __future__ import unicode_literals
-
 import datetime
 from django.conf import settings
 from django.db import migrations, models

symposion/schedule/migrations/0002_presentation_unpublish.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-18 00:43
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

symposion/schedule/migrations/0003_auto_20161113_1530.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-11-13 04:30
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

symposion/schedule/migrations/0003_slot_exclusive.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-09 20:53
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

symposion/schedule/migrations/0004_merge.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-10 06:05
-from __future__ import unicode_literals
-
 from django.db import migrations
 
 

symposion/schedule/migrations/0005_auto_20161210_1736.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-10 06:36
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

symposion/schedule/migrations/0006_room_track.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-24 00:10
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

symposion/schedule/migrations/0007_auto_20161224_1709.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-24 06:09
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 import django.db.models.deletion
 

symposion/schedule/models.py

@@ -1,11 +1,8 @@
-from __future__ import unicode_literals
-
 import datetime
 
 from django.core.exceptions import ObjectDoesNotExist
 from django.contrib.auth.models import User
 from django.db import models
-from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
 from symposion.markdown_parser import parse
@@ -14,7 +11,6 @@ from symposion.conference.models import Section
 from symposion.speakers.models import Speaker
 
 
-@python_2_unicode_compatible
 class Schedule(models.Model):
 
     section = models.OneToOneField(Section, verbose_name=_("Section"))
@@ -30,7 +26,6 @@ class Schedule(models.Model):
         verbose_name_plural = _('Schedules')
 
 
-@python_2_unicode_compatible
 class Day(models.Model):
 
     schedule = models.ForeignKey(Schedule, verbose_name=_("Schedule"))
@@ -46,7 +41,6 @@ class Day(models.Model):
         verbose_name_plural = _("dates")
 
 
-@python_2_unicode_compatible
 class Room(models.Model):
 
     schedule = models.ForeignKey(Schedule, verbose_name=_("Schedule"))
@@ -61,7 +55,6 @@ class Room(models.Model):
         verbose_name_plural = _("Rooms")
 
 
-@python_2_unicode_compatible
 class Track(models.Model):
     name = models.CharField(max_length=80, verbose_name=_("Track"))
     room = models.ForeignKey(Room)
@@ -76,7 +69,6 @@ class Track(models.Model):
         verbose_name_plural = _("Tracks")
 
 
-@python_2_unicode_compatible
 class SlotKind(models.Model):
     """
     A slot kind represents what kind a slot is. For example, a slot can be a
@@ -94,7 +86,6 @@ class SlotKind(models.Model):
         verbose_name_plural = _("Slot kinds")
 
 
-@python_2_unicode_compatible
 class Slot(models.Model):
 
     name = models.CharField(max_length=512, editable=False)
@@ -181,7 +172,6 @@ class Slot(models.Model):
         verbose_name_plural = _("slots")
 
 
-@python_2_unicode_compatible
 class SlotRoom(models.Model):
     """
     Links a slot with a room.
@@ -200,7 +190,6 @@ class SlotRoom(models.Model):
         verbose_name_plural = _("Slot rooms")
 
 
-@python_2_unicode_compatible
 class Presentation(models.Model):
 
     slot = models.OneToOneField(Slot, null=True, blank=True, related_name="content_ptr", verbose_name=_("Slot"))
@@ -247,7 +236,6 @@ class Presentation(models.Model):
         verbose_name_plural = _("presentations")
 
 
-@python_2_unicode_compatible
 class Session(models.Model):
 
     day = models.ForeignKey(Day, related_name="sessions", verbose_name=_("Day"))
@@ -292,7 +280,6 @@ class Session(models.Model):
         verbose_name_plural = _("Sessions")
 
 
-@python_2_unicode_compatible
 class SessionRole(models.Model):
 
     SESSION_ROLE_CHAIR = 1

symposion/schedule/timetable.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 import itertools
 
 from django.db.models import Count, Min

symposion/schedule/urls.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.conf.urls import url
 
 from .views import (

symposion/schedule/views.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 import json
 import pytz
 

symposion/speakers/admin.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.contrib import admin
 
 from symposion.speakers.models import Speaker

symposion/speakers/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
 

symposion/speakers/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django import forms
 
 from symposion.speakers.models import Speaker

symposion/speakers/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:35
-from __future__ import unicode_literals
-
 import datetime
 from django.conf import settings
 from django.db import migrations, models

symposion/speakers/migrations/0002_auto_20161230_1900.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-12-30 08:09
-from __future__ import unicode_literals
-
 from django.db import migrations
 
 

symposion/speakers/models.py

@@ -1,10 +1,7 @@
-from __future__ import unicode_literals
-
 import datetime
 
 from django.core.urlresolvers import reverse
 from django.db import models
-from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
 from django.contrib.auth.models import User
@@ -12,7 +9,6 @@ from django.contrib.auth.models import User
 from symposion.markdown_parser import parse
 
 
-@python_2_unicode_compatible
 class Speaker(models.Model):
 
     SESSION_COUNT_CHOICES = [

symposion/speakers/urls.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.conf.urls import url
 
 from .views import (

symposion/speakers/views.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.core.exceptions import ObjectDoesNotExist
 from django.http import Http404
 from django.shortcuts import render, redirect, get_object_or_404

symposion/sponsorship/admin.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from django.utils.html import escape
 from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext_lazy as _

symposion/sponsorship/apps.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.apps import AppConfig
 from django.utils.translation import ugettext_lazy as _
 

symposion/sponsorship/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django import forms
 from django.forms.models import inlineformset_factory, BaseInlineFormSet
 

symposion/sponsorship/migrations/0001_initial.py

@@ -1,7 +1,5 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.9.7 on 2016-09-17 03:35
-from __future__ import unicode_literals
-
 import datetime
 from django.conf import settings
 from django.db import migrations, models

symposion/sponsorship/models.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 import datetime
 
 from django.conf import settings
@@ -7,7 +5,6 @@ from django.core.exceptions import ValidationError
 from django.core.urlresolvers import reverse
 from django.db import models
 from django.db.models.signals import post_init, post_save
-from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
 from django.contrib.auth.models import User
@@ -45,7 +42,6 @@ BENEFITS = [
 ]
 
 
-@python_2_unicode_compatible
 class SponsorLevel(models.Model):
 
     conference = models.ForeignKey(Conference, verbose_name=_("Conference"))
@@ -66,7 +62,6 @@ class SponsorLevel(models.Model):
         return self.sponsor_set.filter(active=True).order_by("added")
 
 
-@python_2_unicode_compatible
 class Sponsor(models.Model):
 
     applicant = models.ForeignKey(User, related_name="sponsorships", verbose_name=_("Applicant"),
@@ -232,7 +227,6 @@ CONTENT_TYPE_CHOICES = [
 ]
 
 
-@python_2_unicode_compatible
 class Benefit(models.Model):
 
     name = models.CharField(_("Name"), max_length=100)
@@ -246,7 +240,6 @@ class Benefit(models.Model):
         return self.name
 
 
-@python_2_unicode_compatible
 class BenefitLevel(models.Model):
 
     benefit = models.ForeignKey(Benefit, related_name="benefit_levels", verbose_name=_("Benefit"))
@@ -265,7 +258,6 @@ class BenefitLevel(models.Model):
         return "%s - %s" % (self.level, self.benefit)
 
 
-@python_2_unicode_compatible
 class SponsorBenefit(models.Model):
 
     sponsor = models.ForeignKey(Sponsor, related_name="sponsor_benefits", verbose_name=_("Sponsor"))

symposion/sponsorship/views.py

@@ -1,9 +1,4 @@
-from __future__ import unicode_literals
-try:
-    from io import StringIO
-except:
-    # Python 2
-    from cStringIO import StringIO
+from io import StringIO
 import itertools
 import logging
 import os

symposion/teams/forms.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django import forms
 
 from django.utils.html import escape

symposion/teams/migrations/0001_initial.py

@@ -1,6 +1,4 @@
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 import datetime
 from django.conf import settings

symposion/teams/models.py

@@ -1,9 +1,6 @@
-from __future__ import unicode_literals
-
 import datetime
 
 from django.db import models
-from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
 
 from django.contrib.auth.models import Permission, User
@@ -18,7 +15,6 @@ TEAM_ACCESS_CHOICES = [
 ]
 
 
-@python_2_unicode_compatible
 class Team(models.Model):
 
     slug = models.SlugField(unique=True, verbose_name=_("Slug"))

symposion/teams/views.py

@@ -1,4 +1,3 @@
-from __future__ import unicode_literals
 from django.http import Http404, HttpResponseNotAllowed
 from django.shortcuts import render, redirect, get_object_or_404
 

symposion/views.py

@@ -1,5 +1,3 @@
-from __future__ import unicode_literals
-
 from django.contrib.auth.decorators import login_required
 from django.shortcuts import render, redirect