Remove support for python 3.4

Also remove no longer used compat code

Change-Id: Ifda239fd84b425e43f4028cb55a5b3b8efa4dfc6

4 files changed, 6 insertions, 23 deletions

diff --git a/lib/sqlalchemy/sql/base.py b/lib/sqlalchemy/sql/base.py
index f093cad90..682ef891c 100644
--- a/lib/sqlalchemy/sql/base.py
+++ b/lib/sqlalchemy/sql/base.py
@@ -192,7 +192,7 @@ class _DialectArgView(util.collections_abc.MutableMapping):
 
     def __iter__(self):
         return (
-            util.safe_kwarg("%s_%s" % (dialect_name, value_name))
+            "%s_%s" % (dialect_name, value_name)
             for dialect_name in self.obj.dialect_options
             for value_name in self.obj.dialect_options[
                 dialect_name
diff --git a/lib/sqlalchemy/testing/mock.py b/lib/sqlalchemy/testing/mock.py
index 16c2d2ac9..a63082b9b 100644
--- a/lib/sqlalchemy/testing/mock.py
+++ b/lib/sqlalchemy/testing/mock.py
@@ -9,10 +9,10 @@
 """
 from __future__ import absolute_import
 
-from ..util import py33
+from ..util import py3k
 
 
-if py33:
+if py3k:
     from unittest.mock import MagicMock
     from unittest.mock import Mock
     from unittest.mock import call
diff --git a/lib/sqlalchemy/util/__init__.py b/lib/sqlalchemy/util/__init__.py
index 1909619c5..c0e290cb0 100644
--- a/lib/sqlalchemy/util/__init__.py
+++ b/lib/sqlalchemy/util/__init__.py
@@ -63,7 +63,6 @@ from .compat import parse_qsl  # noqa
 from .compat import pickle  # noqa
 from .compat import print_  # noqa
 from .compat import py2k  # noqa
-from .compat import py33  # noqa
 from .compat import py36  # noqa
 from .compat import py3k  # noqa
 from .compat import quote_plus  # noqa
@@ -71,7 +70,6 @@ from .compat import raise_  # noqa
 from .compat import raise_from_cause  # noqa
 from .compat import reduce  # noqa
 from .compat import reraise  # noqa
-from .compat import safe_kwarg  # noqa
 from .compat import string_types  # noqa
 from .compat import StringIO  # noqa
 from .compat import text_type  # noqa
diff --git a/lib/sqlalchemy/util/compat.py b/lib/sqlalchemy/util/compat.py
index 31654b97c..79de3c978 100644
--- a/lib/sqlalchemy/util/compat.py
+++ b/lib/sqlalchemy/util/compat.py
@@ -16,12 +16,8 @@ import sys
 
 
 py36 = sys.version_info >= (3, 6)
-py33 = sys.version_info >= (3, 3)
-py35 = sys.version_info >= (3, 5)
-py32 = sys.version_info >= (3, 2)
 py3k = sys.version_info >= (3, 0)
 py2k = sys.version_info < (3, 0)
-py265 = sys.version_info >= (2, 6, 5)
 
 
 cpython = platform.python_implementation() == "CPython"
@@ -53,13 +49,6 @@ except ImportError:
     import dummy_threading as threading  # noqa
 
 
-# work around http://bugs.python.org/issue2646
-if py265:
-    safe_kwarg = lambda arg: arg  # noqa
-else:
-    safe_kwarg = str
-
-
 def inspect_getfullargspec(func):
     """Fully vendored version of getfullargspec from Python 3.3."""
 
@@ -298,7 +287,7 @@ else:
     TYPE_CHECKING = False
 
 
-if py35:
+if py3k:
 
     def _formatannotation(annotation, base_module=None):
         """vendored from python 3.7
@@ -378,7 +367,7 @@ if py35:
         return result
 
 
-elif py2k:
+else:
     from inspect import formatargspec as _inspect_formatargspec
 
     def inspect_formatargspec(*spec, **kw):
@@ -386,13 +375,9 @@ elif py2k:
         return _inspect_formatargspec(*spec[0:4], **kw)  # noqa
 
 
-else:
-    from inspect import formatargspec as inspect_formatargspec  # noqa
-
-
 # Fix deprecation of accessing ABCs straight from collections module
 # (which will stop working in 3.8).
-if py33:
+if py3k:
     import collections.abc as collections_abc
 else:
     import collections as collections_abc  # noqa