.. _session_2_03:

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Session 3: Context Managers, Itertools and functools
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Reading
=======

:ref:`context_managers`

Supplemental Readings
=====================

Context Managers
................

*Fluent Python:* Chapter 15: Context Managers and else Blocks

https://jeffknupp.com/blog/2016/03/07/python-with-context-managers/

https://pymotw.com/3/contextlib/

https://docs.python.org/3/library/contextlib.html


Itertools
.........

http://jmduke.com/posts/a-gentle-introduction-to-itertools/

https://pymotw.com/3/itertools/

http://www.diveintopython3.net/advanced-iterators.html

Functools
.........

https://pymotw.com/2/functools/

http://www.pydanny.com/python-partials-are-fun.html


.. Multi-methods in Python
.. .......................

.. GvR on Multi-methods

.. http://www.artima.com/weblogs/viewpost.jsp?thread=101605


Exercises
=========

:ref:`exercise_context_manager`

Optional:

:ref:`exercise_lambda_magic`