Merge branch 'tox-test-py38' into 'master'

Include full testing of Python 3.8

Closes #55

See merge request python-devs/importlib_metadata!55

Author: warsaw

.gitlab-ci.yml

@@ -15,14 +15,14 @@ tests:
 
 coverage:
   script:
-    - tox -e py27-cov,py34-cov,py35-cov,py36-cov,py37-cov
+    - tox -e py27-cov,py34-cov,py35-cov,py36-cov,py37-cov,py38-cov
   artifacts:
     paths:
       - coverage.xml
 
 diffcov:
   script:
-    - tox -e py27-diffcov,py34-diffcov,py35-diffcov,py36-diffcov,py37-diffcov
+    - tox -e py27-diffcov,py34-diffcov,py35-diffcov,py36-diffcov,py37-diffcov,py38-diffcov
 
 docs:
   script:

tox.ini

@@ -1,7 +1,5 @@
 [tox]
-# Don't cover Python 3.8 since this is just a shim for that version.  Do at
-# least make sure we don't regress!
-envlist = {py27,py34,py35,py36,py37}-{nocov,cov,diffcov},py38-nocov,qa,docs
+envlist = {py27,py34,py35,py36,py37,py38}-{nocov,cov,diffcov},qa,docs
 skip_missing_interpreters = True