Read list:

https://pypi.python.org/pypi/testing.mysqld
https://julien.danjou.info/blog/2014/db-integration-testing-strategies-python
http://stackoverflow.com/questions/22963514/python-mock-unittest-and-database
http://www.xaprb.com/blog/2008/08/19/how-to-unit-test-code-that-interacts-with-a-database/
http://sqa.stackexchange.com/questions/6678/what-are-some-good-approaches-to-separating-test-data-from-test-scripts