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= LES python seminar series =
 = LES python seminar series (Thursday, 10:30 - 12:00, Geomatikum, 1729) =
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=== Working with arrays (Gernot, Michael) (19.07.2012) ===
 . [[PythonCourse/PythonLES/SeminarLog1|Commented examples from the seminar]]
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=== Working with arrays (Gernot,Michael) (19.07.2012) ===
 * numpy arrays (indexing, slicing, views ...)		  * general information on [[http://docs.python.org/reference/datamodel.html|python data model]] ([[http://docs.python.org/library/copy.html|copy, references, deepcopy]])
 * [[http://docs.python.org/library/functions.html#map|map]] and [[http://docs.python.org/tutorial/controlflow.html#lambda-forms|lambda]] functions
 * [[http://docs.scipy.org/doc/numpy/reference/arrays.ndarray.html|numpy arrays]] (indexing, slicing, views ...)
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 * general information on python data model (copy, references, deepcopy)
 * masked arrays		   * data type conversions
  * [[http://docs.scipy.org/doc/numpy/reference/routines.math.html|elementwise functions]]
  * [[http://docs.scipy.org/doc/numpy/reference/routines.linalg.html|linear algebra]]
  * [[http://docs.scipy.org/doc/numpy/reference/routines.statistics.html|array statistics]]
 * [[http://docs.scipy.org/doc/numpy/reference/maskedarray.generic.html|masked arrays]]
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 * map and lambda functions
 * pickle, cPickle		   * [[http://docs.scipy.org/doc/numpy/reference/routines.io.html|numpy input and output]]
  * general input and output ([[http://docs.python.org/library/functions.html#open|opening a file]] and [[http://docs.python.org/library/stdtypes.html#file-objects|working with a file]])
 * [[http://docs.python.org/library/pickle.html|pickle]], cPickle
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 * subplots, figure, axis objects
 * a brief tour through matplotlib gallery		 [[PythonCourse/PythonLES/SeminarLog2|Course material for plotting]]

* subplots, figure, axis objects; easy and more sophisticated appraoches

 * always use figure/ax
 * a brief tour through [[http://matplotlib.sourceforge.net/gallery.html|matplotlib gallery]]
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  * fill between   * fill_between
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 * working with different axes in a single plot; twinx()
 * saving figures
  * fitting to actual content
 * [[http://matplotlib.sourceforge.net/users/tight_layout_guide.html|tight_layout]]
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=== Geospatial data format handling and vizualization (Mikhail) (09.08.2012) ===
 * Nio - handling netCDF		 === Geospatial data format handling and vizualization (Mikhail) (16.08.2012) ===
[[IoBasemapNgl|Lesson code examples]]

 * [[http://www.pyngl.ucar.edu/Nio.shtml|PyNio]] - handling netCDF
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 * GDAL: the door to all available data formats ?
 * Basemap
 * pyNGL
 		    * data type conversion
    * how to write a numpy array (double) in a float netcdf variable?
    * how to store data as scaled integers?
 * [[http://www.gdal.org/|GDAL]]: the door to a huge number of different file formats. [[ http://www.gdal.org/gdal_tutorial.html | GDAL (Python) API tutorial ]]
 * [[http://matplotlib.github.com/basemap/|Basemap]]
 * [[http://www.pyngl.ucar.edu/|PyNGL]] [[ http://www.pyngl.ucar.edu/Tutorial/ | Tutorial ]]
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 * replacing BASH: working with os adn system objects
[[PythonCourse/PythonLES/SeminarLog4|Commented examples from the seminar]]

 * replacing BASH: working with os and system objects
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 * how to debug a python program?
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=== structuring a program (Mikhail) (13.9.2012)  === === structuring a program (Mikhail) (13.9.2012) ===
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=== pyCMBS (Alex) (???? on a separate day BEFORE the summer break ???) ===		 === pyCMBS (Alex) ===
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=== Integration of other programming languages ===		 === Integration of other programming languages (Alex, no date yet) ===
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 * statistical analysis of large data sets   * statistical analysis of large data sets
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 * GUI programming  * GUI programming (Alex, remon???)
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LES python seminar series (Thursday, 10:30 - 12:00, Geomatikum, 1729)

contact: Alex Loew, Julia Pongratz

Contents

  1. LES python seminar series (Thursday, 10:30 - 12:00, Geomatikum, 1729)
    1. What you should be able to do in advance
    2. Seminar outline
      1. Working with arrays (Gernot, Michael) (19.07.2012)
      2. Plotting (1D,2D,3D) (Alex) (2.8.2012)
      3. Geospatial data format handling and vizualization (Mikhail) (16.08.2012)
      4. system operations (Michael) (30.8.2012)
      5. structuring a program (Mikhail) (13.9.2012)
      6. time series analysis: the Pandas module (Mikhail)
      7. pyCMBS (Alex)
      8. Integration of other programming languages (Alex, no date yet)
      9. scientific data analysis in python
      10. running JSBACH offline in a python environment (Gernot)
      11. parallel programming (Heinrich Widmann)
      12. statistics in python (???)
      13. other topics
  2. projects to work on ...

What you should be able to do in advance

  • python programming structures
  • if clauses
  • function calling
  • print statements
  • well, running python scripts (in python shell and interactive shell like ipython)
  • edit python scripts in the editor of your choice
  • ...

Seminar outline

Working with arrays (Gernot, Michael) (19.07.2012)

Plotting (1D,2D,3D) (Alex) (2.8.2012)

Course material for plotting

* subplots, figure, axis objects; easy and more sophisticated appraoches

  • always use figure/ax

  • a brief tour through matplotlib gallery

    • lineplots
    • fill_between
    • contour plots
  • nice colorbars, colormaps handling etc.
  • working with different axes in a single plot; twinx()
  • saving figures
    • fitting to actual content

  • tight_layout

Geospatial data format handling and vizualization (Mikhail) (16.08.2012)

Lesson code examples

  • PyNio - handling netCDF

    • read netCDF
    • write netCDF
      • data type conversion
        • how to write a numpy array (double) in a float netcdf variable?
        • how to store data as scaled integers?

  • GDAL: the door to a huge number of different file formats. GDAL (Python) API tutorial

  • Basemap

  • PyNGL Tutorial

system operations (Michael) (30.8.2012)

Commented examples from the seminar

  • replacing BASH: working with os and system objects
  • os.system, subprocess etc.
  • python as a replacement for bash
  • how to debug a python program?

structuring a program (Mikhail) (13.9.2012)

  • python functions with optional and kwargs
  • python object oriented programming (classes etc)

time series analysis: the Pandas module (Mikhail)

  • introduction to pandas timeseries analysis module

pyCMBS (Alex)

  • introduction to pyCMBS
  • cdo interfacing
  • anomaly calculations, hovmoeller plots etc

Integration of other programming languages (Alex, no date yet)

  • R
  • f2py
  • C-code
  • matlab

scientific data analysis in python

  • EOF, SVD analysis

running JSBACH offline in a python environment (Gernot)

parallel programming (Heinrich Widmann)

  • openMP, MPI, subprocesses, threads

statistics in python (???)

  • statistical analysis of large data sets

other topics

  • animations
  • GUI programming (Alex, remon???)
  • H5PY - simple access to HDF5 files
  • python2.x or python3.x (does it make a difference?)

projects to work on ...

  • MPI-ESM in python (Christian) ;-)

LehreWiki: PythonCourse/PythonLES (last edited 2012-12-19 13:14:36 by AlexanderLoew)