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Create and activate conda environment

module load python

See available conda environments and create one:

conda env list
conda env create --name ps<ps-0.1.1-py3 ...-environment-name> -f env_create.yaml
source activate ps<ps-0.1.1-py3...-environment-name>

where the file env_create.yaml contains the list of require packages.

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Code Block
titleOur version of env_create.yaml has slightly modified content of the file env_create_py2.yaml
collapsetrue
 channels:
  - defaults
  - conda-forge
dependencies:
  - python=3.6
  - cmake
  - h5py
  - ipython
  - numpy
  - cython
  - matplotlib
  - mongodb
  - pymongo
  - mpi4py
  - nose
  - pyzmq
  - versioneer
  - requests

Build for python2.7

cd lcls2

export CRAYPE_LINK_TYPE=dynamic
./build_python2_psana.sh
export INSTDIR=`pwd`/install
export PYTHONPATH=$INSTDIR/lib/python2.7/site-packages

Build for python3.6

cd lcls2

export CRAYPE_LINK_TYPE=dynamic
./build_python3_psanalight.sh  
export INSTDIR=`pwd`/install
export PYTHONPATH=$INSTDIR/lib/python3.6/site-packages

Useful conda commands

  • conda list
  • conda env list
  • conda env remove --name ps-0.1.1-py3

Run apps

python
> import psana

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