[4.6] Merge pull request #7179 from asottile/py39

setup.cfg

@@ -30,6 +30,8 @@ classifiers =
     Programming Language :: Python :: 3.5
     Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
+    Programming Language :: Python :: 3.8
+    Programming Language :: Python :: 3.9
 platforms = unix, linux, osx, cygwin, win32
 
 [options]

testing/code/test_source.py

@@ -501,7 +501,7 @@ def test_getfslineno():
     class B(object):
         pass
 
-    B.__name__ = "B2"
+    B.__name__ = B.__qualname__ = "B2"
     assert getfslineno(B)[1] == -1
 
 

tox.ini

@@ -11,6 +11,7 @@ envlist =
     py36
     py37
     py38
+    py39
     pypy
     pypy3
     {py27,py37}-{pexpect,xdist,twisted,numpy,pluggymaster}