burn the bridges with python 2.x (#707)

* pyupgrade --py36-plus

* remove handling of PY2

* remove handling of PY35_PLUS

* remove handling of PY36_PLUS

* remove obsolete version_info checks in pyflakes/

* adjust skips in tests for 3.6+

* is_py3_func -> has_annotations (specifically for lambda)

* remove references to py 2

* remove references to unichr

* clean up version-specific getattrs

* remove unused ReturnWithArgsInsideGenerator

* remove unused ast handlers

* remove unused RedefinedInListComp

1 files changed, 0 insertions, 34 deletions

diff --git a/pyflakes/test/test_return_with_arguments_inside_generator.py b/pyflakes/test/test_return_with_arguments_inside_generator.py
deleted file mode 100644
index fc1272a..0000000
--- a/pyflakes/test/test_return_with_arguments_inside_generator.py
+++ /dev/null
@@ -1,34 +0,0 @@
-
-from sys import version_info
-
-from pyflakes import messages as m
-from pyflakes.test.harness import TestCase, skipIf
-
-
-class Test(TestCase):
-    @skipIf(version_info >= (3, 3), 'new in Python 3.3')
-    def test_return(self):
-        self.flakes('''
-        class a:
-            def b():
-                for x in a.c:
-                    if x:
-                        yield x
-                return a
-        ''', m.ReturnWithArgsInsideGenerator)
-
-    @skipIf(version_info >= (3, 3), 'new in Python 3.3')
-    def test_returnNone(self):
-        self.flakes('''
-        def a():
-            yield 12
-            return None
-        ''', m.ReturnWithArgsInsideGenerator)
-
-    @skipIf(version_info >= (3, 3), 'new in Python 3.3')
-    def test_returnYieldExpression(self):
-        self.flakes('''
-        def a():
-            b = yield a
-            return b
-        ''', m.ReturnWithArgsInsideGenerator)