[en] Introduction to programming with Python

free-programming-books.md

@@ -1290,6 +1290,7 @@ See also [TeX](#tex)
 * [How to Think Like a Computer Scientist: Learning with Python](http://www.greenteapress.com/thinkpython/thinkCSpy/) - Allen B. Downey, Jeff Elkner and Chris Meyers
     * [How to Think Like a Computer Scientist: Learning with Python, Interactive Edition](http://interactivepython.org/courselib/static/thinkcspy/index.html)
 * [Introduction to Programming Using Python](http://python-ebook.blogspot.com) - Cody Jackson
+* [Introduction to Programming with Python](http://opentechschool.github.io/python-beginners/en/)
 * [Introduction to python](http://kracekumar.com/post/71171551647/introduction-to-python) - Kracekumar
 * [Invent Your Own Computer Games With Python](http://inventwithpython.com/chapters/) - Al Sweigart
 * [Learn Python The Hard Way](http://learnpythonthehardway.org/book/)