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howto:python:start [2013/01/17 15:26]
adymond [Python] 		howto:python:start [2021/12/09 16:42] (current)
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 ====== Python ====== ====== Python ======
  
-.profile +See the [[guide:python|Python User Guide]].
-  source .bashrc +
- +
-.bashrc : +
- +
-  export PATH=$HOME/bin:$PATH +
-   +
-  #gcc 4.7.2 +
-  module add gcc/4.7.2 +
-  export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib +
-   +
-  # Python 2.6.5 on /opt/gridware +
-  export PATH=/opt/gridware/python2.6.5/bin:$PATH +
-  export LD_LIBRARY_PATH=/opt/gridware/python2.6.5/lib/:$LD_LIBRARY_PATH +
- +
-Thats it. The /opt/gridware python comes with nose, ipython, and numpy. However numpy is a little broken : +
-  $ ipython +
-  $ import numpy +
-  $ numpy.test() +
- +
-===== Installing packages ===== +
- +
-Assuming your codes are to be run on the dell cluster, add the following lines to your .bashrc file +
-  #if feature=dell check still needs to be added +
-  export PYTHONPATH=~/local_dell/lib/python:~/local_dell/lib/python2.6/site-packages/ +
-  export PATH=$HOME/local_dell/bin:$PATH +
-   +
-create the required directories +
-  $ mkdir -p $HOME/local_dell/lib/python2.6/site-packages/ +
-  $ mkdir -p $HOME/local_dell/bin +
- +
- +
-==== setuptools ====  +
- +
-Use for tool for managing and install Python packages. Setuptool provides the //easy_install// command +
- +
-  $ cd tmp +
-  $ wget http://pypi.python.org/packages/source/s/setuptools/setuptools-0.6c11.tar.gz +
-  $ tar -xf setuptools-0.6c11.tar.gz +
-  $ cd setuptools-0.6c11 +
-  $ python setup.py install --prefix=$HOME/local_dell +
- +
-==== argparse ==== +
- +
-From the login node (which has http access) simply +
-  $ easy_install --prefix=$HOME/local_dell argparse +
- +
- +
-==== numpy (minimal) ==== +
- +
-  $ msub -I -l feature=dell +
-  $ cd ~/tmp +
-  $ ssh login01 wget http://tenet.dl.sourceforge.net/project/numpy/NumPy/1.6.2/numpy-1.6.2.tar.gz +
-  $ mv ../numpy-1.6.2.tar.gz ./ +
-  $ tar -xf numpy-1.6.2.tar.gz +
-  $ cd numpy-1.6.2 +
-  $ export ATLAS=None +
-  $ export BLAS=None +
-  $ export LAPACK=None +
-  $ python setup.py build --fcompiler=gnu95 +
-  $ python setup.py install --prefix=$HOME/local_dell +
- +
-when testing you should get  +
-  $ ipython +
-    import numpy +
-    numpy.test() +
-  Ran 3568 tests in 11.266s +
-   +
-  OK (KNOWNFAIL=5, SKIP=1) +
-  Out[3]: <nose.result.TextTestResult run=3568 errors=0 failures=0> +
- +
-==== scipy (minimal) ==== +
- +
- +
-  $ msub -I -l feature=dell +
-  $ cd ~/tmp +
-  $ ssh login01 wget http://tenet.dl.sourceforge.net/project/scipy/scipy/0.10.1/scipy-0.10.1.tar.gz +
-  $ mv ../scipy-0.10.1.tar.gz ./ +
-  $ tar -xf scipy-0.10.1.tar.gz +
-  $ cd scipy-0.10.1/ +
-  $ python setup.py build --fcompiler=gnu95 #takes about 10 minutes to build +
-  $ python setup.py install --prefix=$HOME/local_dell +
- +
-testing, +
-  $ cd ~/ +
-  $ ipython +
-    import scipy +
-    scipy.__path__ +
-    scipy.test() +
- +
-which did not work 100 % :( +
- +
-FAILED (KNOWNFAIL=13, SKIP=41, failures=2) +
-Out[2]: <nose.result.TextTestResult run=5101 errors=0 failures=1> +
- +
-==== matplotlib / pylab ==== +
- +
-  $ msub -I -l feature=dell +
-  $ cd ~/tmp +
-  $ ssh login01 wget http://ufpr.dl.sourceforge.net/project/matplotlib/matplotlib/matplotlib-1.2.0/matplotlib-1.2.0.tar.gz +
-  $ mv ../matplotlib-1.2.0.tar.gz ./ +
-  $ tar -xf matplotlib-1.2.0.tar.gz +
-  $ cd matplotlib-1.2.0 +
-  $ python setup.py install --prefix=$HOME/local_dell +
- +
-==== mpi4py ==== +
- +
-Is already installed, all that is needed is to load the openmpi module; add the following line to //.bashrc// +
-  module add openmpi-1.6.1-intel +
- +
- +
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