Adding a bit of a shonky script to skip build jobs if the combination…

… of (python version, django version) is not officially supported

.travis.yml

@@ -4,12 +4,17 @@ python:
   - "2.7"
   - "3.3"
   - "3.4"
+env:
+  - DJANGO='Django>=1.4,<1.5' SKIP='3.3 3.4'
+  - DJANGO='Django>=1.5,<1.6' SKIP='3.3 3.4'
+  - DJANGO='Django>=1.6,<1.7' SKIP='3.4'
+  - DJANGO='Django>=1.7,<1.8' SKIP='2.6'
 install:
   - "pip install --use-mirrors coverage coveralls"
-  - "pip install --use-mirrors -r test_requirements.txt"
+  - "pip install --use-mirrors $DJANGO"
   - "pip install --use-mirrors git+https://github.com/landscapeio/pylint-plugin-utils.git@develop"
   - "pip install --use-mirrors --editable ."
 script:
-  coverage run test/test_func.py
+  scripts/travis-build.sh
 after_success:
   coveralls

scripts/test.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+python test/test_func.py

scripts/travis-build.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+PYSCR=$(cat <<EOF
+import os, sys
+for skip_ver in os.environ.get('SKIP', '').split():
+    skip_ver = tuple(map(int, skip_ver.split('.')))
+    if skip_ver == sys.version_info[:len(skip_ver)]:
+        sys.exit(1)
+sys.exit(0)
+EOF
+)
+
+python -c "$PYSCR"
+
+if [ "$?" -eq "0" ]
+then
+    coverage run test/test_func.py
+fi