Tutorial One:
Python-based behavior-driven development combat: http://python.jobbole.com/81303/
Python-based behavior-driven Development combat English original address: http://code.tutsplus.com/tutorials/behavior-driven-development-in-python--net-26547
A preliminary study of Python BDD automated testing framework: http://lovesoo.org/python-bdd-exploration-of-the-automated-testing-framework.html
BDD detailed description: Behavior Driven Development
Common BDD test Framework comparison: Comparison with other Tools
Assertion module: pyhamcrest
Tutorial Two:
Lettuce is the BDD framework for the Python language, and of course Python has other BDD frameworks.
Attached: Cucumber is the BDD framework for the Ruby language.
Lettuce Official website: http://lettuce.it
Lettuce GitHub Home: https://github.com/gabrielfalcao/lettuce
Tutorial Three:
Bookworm Blog: The lettuce of the Python BDD framework
Bug Master Blog: Lettuce webdriver Automated test---topsy BDD
Python's behavior-driven development (BDD)