add pytest 4.1, 4.2 to tox builds

Author: youtux

.travis.yml

@@ -18,6 +18,8 @@ matrix:
     - env: TOXENV=py27-pytest39
     - env: TOXENV=py27-pytest310
     - env: TOXENV=py27-pytest40
+    - env: TOXENV=py27-pytest41
+    - env: TOXENV=py27-pytest42
     - env: TOXENV=py27-pytestlatest
     - env: TOXENV=py27-pytestlatest-xdist
     - env: TOXENV=py34-pytestlatest

tox.ini

@@ -1,11 +1,13 @@
 [tox]
 distshare={homedir}/.tox/distshare
-envlist=py27-pytestlatest-linters,py27-pytest{29,30,31,32,33,34,35,36,37,38,39,310,40,latest},py{34,35,36,37}-pytestlatest,py27-pytestlatest-xdist
+envlist=py27-pytestlatest-linters,py27-pytest{29,30,31,32,33,34,35,36,37,38,39,310,40,41,42,latest},py{34,35,36,37}-pytestlatest,py27-pytestlatest-xdist
 skip_missing_interpreters = true
 
 [testenv]
 deps =
     pytestlatest: pytest
+    pytest42: pytest~=4.2.0
+    pytest41: pytest~=4.1.0
     pytest40: pytest~=4.0.0
     pytest310: pytest~=3.10.0
     pytest39: pytest~=3.9.0