3.7?

.travis.yml

@@ -3,15 +3,16 @@ python:
 - '2.7'
 - '3.5'
 - '3.6'
+- '3.7'
 matrix:
   fast_finish: true  # allows to determine results when linux builds finish, without waiting for osx and windows builds
   allow_failures:
     - os: osx
     - os: windows
   include:
-    - python: 3.7
-      dist: xenial
-      sudo: true
+    # - python: 3.7
+    #   dist: xenial
+    #   sudo: true
     # ======= OSX ========
     - name: "Python 2.7.14 on macOS 10.13"
       os: osx
@@ -96,7 +97,7 @@ matrix:
 before_install:
   - python --version
   - pip install -U pip
-  # - pip install -U pytest
+  - pip install -U pytest
   - pip install codecov
   - pip install pymongo
 install: