revert code to try to debug issue2551025

Author: rouilj

.travis.yml

@@ -83,8 +83,8 @@ before_install:
   - cd $TRAVIS_BUILD_DIR
 
 install:
-  #- pip install mysqlclient==1.3.13
-  - pip install mysqlclient
+  - pip install mysqlclient==1.3.13
+  #- pip install mysqlclient
   - pip install psycopg2
   - pip install gpg pytz whoosh pyjwt
   - pip install pytest-cov codecov

test/test_mysql.py

@@ -35,8 +35,7 @@ def setUp(self):
         self.module.db_nuke(config)
 
     def tearDown(self):
-        if self.db:
-           self.db.close()
+        self.db.close()
         self.nuke_database()
 
     def nuke_database(self):