remove six plus some bbb cleanup

plone/app/discussion/browser/comments.py

@@ -19,7 +19,7 @@ from Products.CMFCore.utils import getToolByName
 from Products.CMFPlone.utils import safe_unicode
 from Products.Five.browser.pagetemplatefile import ViewPageTemplateFile
 from Products.statusmessages.interfaces import IStatusMessage
-from six.moves.urllib.parse import quote
+from urllib.parse import quote
 from z3c.form import button
 from z3c.form import field
 from z3c.form import form

plone/app/discussion/catalog.py

@@ -12,8 +12,6 @@ from Products.CMFCore.interfaces import IContentish
 from Products.CMFPlone.utils import safe_unicode
 from Products.ZCatalog.interfaces import IZCatalog
 
-import six
-
 
 MAX_DESCRIPTION = 25
 
@@ -75,8 +73,6 @@ def creator(object):
     if not object.creator:
         return
     value = safe_unicode(object.creator)
-    if six.PY2:
-        return value.encode("utf8")
     return value
 
 

plone/app/discussion/comment.py

@@ -39,7 +39,6 @@ from zope.i18nmessageid import Message
 from zope.interface import implementer
 
 import logging
-import six
 
 
 COMMENT_TITLE = _(
@@ -161,8 +160,6 @@ class Comment(
         text = self.text
         if text is None:
             return ""
-        if six.PY2 and isinstance(text, str):
-            text = text.encode("utf8")
         transform = transforms.convertTo(
             targetMimetype, text, context=self, mimetype=sourceMimetype
         )

plone/app/discussion/conversation.py

@@ -36,7 +36,6 @@ from zope.lifecycleevent import ObjectAddedEvent
 from zope.lifecycleevent import ObjectCreatedEvent
 from zope.lifecycleevent import ObjectRemovedEvent
 
-import six
 import time
 
 

plone/app/discussion/tests/test_comment.py

@@ -2,9 +2,7 @@ from plone.app.discussion.browser.comment import View
 from plone.app.discussion.interfaces import IComment
 from plone.app.discussion.interfaces import IConversation
 from plone.app.discussion.interfaces import IReplies
-from plone.app.discussion.testing import (  # noqa
+from plone.app.discussion.testing import PLONE_APP_DISCUSSION_INTEGRATION_TESTING
-    PLONE_APP_DISCUSSION_INTEGRATION_TESTING,
-)
 from plone.app.testing import setRoles
 from plone.app.testing import TEST_USER_ID
 from Products.CMFCore.utils import getToolByName
@@ -13,7 +11,6 @@ from zope.component import getMultiAdapter
 
 import datetime
 import logging
-import six
 import unittest
 
 

plone/app/discussion/tests/test_conversation.py

@@ -7,12 +7,11 @@ from plone.app.discussion.interfaces import IComment
 from plone.app.discussion.interfaces import IConversation
 from plone.app.discussion.interfaces import IDiscussionSettings
 from plone.app.discussion.interfaces import IReplies
-from plone.app.discussion.testing import (  # noqa
+from plone.app.discussion.testing import PLONE_APP_DISCUSSION_INTEGRATION_TESTING
-    PLONE_APP_DISCUSSION_INTEGRATION_TESTING,
-)
 from plone.app.testing import setRoles
 from plone.app.testing import TEST_USER_ID
 from plone.app.vocabularies.types import BAD_TYPES
+from plone.dexterity.interfaces import IDexterityContent
 from plone.registry.interfaces import IRegistry
 from Products.CMFCore.utils import getToolByName
 from zope import interface
@@ -20,18 +19,9 @@ from zope.annotation.interfaces import IAnnotations
 from zope.component import createObject
 from zope.component import queryUtility
 
-import six
 import unittest
 
 
-try:
-    from plone.dexterity.interfaces import IDexterityContent
-
-    DEXTERITY = True
-except ImportError:
-    DEXTERITY = False
-
-
 class ConversationTest(unittest.TestCase):
 
     layer = PLONE_APP_DISCUSSION_INTEGRATION_TESTING
@@ -688,7 +678,6 @@ class ConversationEnabledForDexterityTypesTest(unittest.TestCase):
             interfaces.IDiscussionLayer,
         )
 
-        if DEXTERITY:
         interface.alsoProvides(
             self.portal.doc1,
             IDexterityContent,
@@ -708,25 +697,21 @@ class ConversationEnabledForDexterityTypesTest(unittest.TestCase):
         document_fti.manage_changeProperties(allow_discussion=allow_discussion)
 
     def test_conversation_is_not_enabled_by_default(self):
-        if DEXTERITY:
         conversation = self._makeOne(self.portal.doc1)
         self.assertFalse(conversation.enabled())
 
     def test_conversation_is_not_enabled_by_default_on_portal_type(self):
-        if DEXTERITY:
         self._globally_enable_discussion(True)
         conversation = self._makeOne(self.portal.doc1)
         self.assertFalse(conversation.enabled())
 
     def test_conversation_needs_to_be_enabled_globally_and_for_type(self):
-        if DEXTERITY:
         self._globally_enable_discussion(True)
         self._enable_discussion_on_portal_type("Document", True)
         conversation = self._makeOne(self.portal.doc1)
         self.assertTrue(conversation.enabled())
 
     def test_disable_discussion(self):
-        if DEXTERITY:
         self._globally_enable_discussion(True)
         self._enable_discussion_on_portal_type("Document", True)
         self.portal.doc1.allow_discussion = False
@@ -734,7 +719,6 @@ class ConversationEnabledForDexterityTypesTest(unittest.TestCase):
         self.assertFalse(conversation.enabled())
 
     def test_enable_discussion(self):
-        if DEXTERITY:
         self._globally_enable_discussion(True)
         self._enable_discussion_on_portal_type("Document", True)
         self.portal.doc1.allow_discussion = True

setup.py

@@ -10,18 +10,9 @@ install_requires = [
     "plone.app.registry",
     "plone.app.uuid",
     "plone.app.z3cform",
+    "plone.base",
     "plone.indexer",
-    "plone.registry",
     "plone.z3cform",
-    "six",
-    "ZODB3",
-    "zope.interface",
-    "zope.component",
-    "zope.annotation",
-    "zope.event",
-    "zope.container",
-    "zope.lifecycleevent",
-    "zope.site",
     "z3c.form>=2.3.3",
 ]