Transcript 20081112-Scripting-StudentSeminar

Script Languages in Science
CCOM Student Seminar Series
Kurt Schwehr
12-Nov-2008
http://vislab-ccom.unh.edu/~schwehr/Classes/2008/
Scripting Languages
bash
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Comes with Linux and Mac
Windows can get it via “cygwin”
Good to use as “glue” to hold it all together
Automate common tasks
Full power of the Unix command line
Why python?
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Support on many operating systems (Windows, Mac, Linux)
More fun to program
Promotes readable code
Many support libraries (modules) including databases,
plotting, geospatial, scientific processing
Used by Arc/GIS
No licenses required / free / open-source
Useful for almost all application types
“Easy” access to C and C++ libraries
Getting Python
• Windows – enthought, cygwin, or python.org
• Mac – built in, fink/macports, or python.org
• Linux – built in or python.org
Python Books
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http://www.coderholic.com/free-python-programming-books/
A Byte of Python - http://www.swaroopch.com/notes/Python
Text Processing in Python - http://gnosis.cx/TPiP/
Thinking In Python - http://www.mindview.net/Books/TIPython
If there is interest, I can teach an in-depth
python short course
Python.org and Pypi
Reading a file
How did I collect this data?
pyserial!
Parsing the lines
matplotlib
Histograms
projections
ipython
Databases
Using libraries in other languages
• Almost anything written in C, C++ or Fortran
can be used in Python
• There are many ways to accomplish this:
– SWIG
– SIP
– PyInline
– CPython
– Ctypes
– Boost Python
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Thanks for listening!