#format rst


PyDLR31
=======

::

  # UnboundLocalError: local variable 'D' referenced before assignment
  # Python Introductory Course 8.-10. April 2019
  # Python 3.7

  D = {}

  def foo():
      if False:
          D = {}
      D["blue"] = "blau"
      print("D local:", D)   
      return D
 

  D = foo()
  print(D)




PyDLR22
=======

Python 3
--------

* Jake VanderPlas, A Whirlwind Tour of Python (freier Text mit 100 Seiten plus
  Jupyter Notebooks)

  https://github.com/jakevdp/WhirlwindTourOfPython

* Kevin Sheppard, Python for Econometrics, 2017

  https://www.kevinsheppard.com/Python_for_Econometrics


SciPy
-----

* http://www.scipy-lectures.org (inkl. Datensaetzen und Aufgaben)

  - Numpy http://www.scipy-lectures.org/intro/numpy/index.html
  - Matplotlib http://www.scipy-lectures.org/intro/matplotlib/index.html
  - SciPy http://www.scipy-lectures.org/intro/matplotlib/index.html
  - Statistics (ein wenig Pandas) http://www.scipy-lectures.org/packages/statistics/index.html

* Matplotlib Gallery (viele Beispiele mit Sourcecode)

  http://matplotlib.org/gallery.html

* Hans Petter Langtangen, A very basic introduction to scientific Python programming,
  2016

  http://hplgit.github.io/bumpy/doc/pub/basics.html

* Svein Linge, Hans Petter Langtangen, Programming for Computations - Python
  A Gentle Introduction to Numerical Simulations with Python, 2016 (Open Access)

  http://link.springer.com/book/10.1007%2F978-3-319-32428-9



Pandas
------

* Pandas Homepage, siehe *10 Minutes to Pandas*, *Tutorials*, *Lessons for 
  new Pandas users*, ...

  http://pandas.pydata.org/pandas-docs/stable/

* Beispiele aus dem Netz, leicht modifiziert. U.a. Excel Writer, Pandas Reader, 
  Pandas Zeitserie, Numpy: Textdateien einlesen, ...

  http://www.hhoegl.de/start_python/bookonl/demos/py_data_io/

* Karlijn Willems, Pandas Tutorial: DataFrames in Python, October 2016


* https://www.datacamp.com/community/tutorials/pandas-tutorial-dataframe-python

* http://www.analyticsvidhya.com/blog/2015/04/comprehensive-guide-data-exploration-sas-using-python-numpy-scipy-matplotlib-pandas/

* http://blog.brakmic.com/data-science-for-losers

* Wes McKinney, Python for Data Analysis, O'Reilly 2013.

* Cheat sheets

  - https://github.com/pandas-dev/pandas/blob/master/doc/cheatsheet/Pandas_Cheat_Sheet.pdf
  - https://www.datacamp.com/community/blog/python-pandas-cheat-sheet#gs.EBTvnMY