travis: build binary on python 3

Signed-off-by: Ruslan Kuprieiev <[email protected]>

.travis.yml

@@ -48,7 +48,7 @@ matrix:
     language: ruby
     rvm: 2.4.0
     env:
-    - PYTHON_VER=3.6.2
+    - PYTHON_VER=3.7.3
     - PYTHON_CONFIGURE_OPTS="--enable-framework"
   - if: type = cron OR tag is present
     os: osx

scripts/ci/before_deploy.sh

@@ -27,7 +27,7 @@ if [[ -n "$TRAVIS_TAG" ]]; then
 fi
 
 PY_VER=$(python -c 'import sys; print(sys.version_info[0:2])')
-if [[ "$PY_VER" != '(2, 7)' ]]; then
+if [[ "$PY_VER" != '(3, 7)' ]]; then
     echo "Skipping building binary package because of a wrong python version."
     exit 0
 fi