From 13a02c27bccba77e7c0933b3ac843d8b370b49b6 Mon Sep 17 00:00:00 2001 From: DUC ANH HOANG Date: Tue, 5 Oct 2021 15:21:15 +0200 Subject: [PATCH] pythonpath_reduction.py: initiate; this script allow us to resolve the perf problem on hpc --- bin/CMakeLists.txt | 1 + bin/pythonpath_reduction.py | 116 ++++++++++++++++++++++++++++++++++++ 2 files changed, 117 insertions(+) create mode 100644 bin/pythonpath_reduction.py diff --git a/bin/CMakeLists.txt b/bin/CMakeLists.txt index c09f95226..e5bb5279b 100644 --- a/bin/CMakeLists.txt +++ b/bin/CMakeLists.txt @@ -62,6 +62,7 @@ SET(SCRIPTS virtual_salome.py waitContainers.py waitNS.py + pythonpath_reduction.py ) SALOME_INSTALL_SCRIPTS("${SCRIPTS}" ${SALOME_INSTALL_SCRIPT_SCRIPTS}) diff --git a/bin/pythonpath_reduction.py b/bin/pythonpath_reduction.py new file mode 100644 index 000000000..a0ab85fd7 --- /dev/null +++ b/bin/pythonpath_reduction.py @@ -0,0 +1,116 @@ +#!/usr/bin/env python3 +# -*- coding: utf-8 *- + +############################################################ +# This script reduce the pythonpath of salome environement.# +# The single input of this script is install path of all # +# salome prerequisites # +############################################################ + +import os,sys,fnmatch,shutil,glob +from parseConfigFile import parseConfigFile + +def remove(path): + if os.path.isdir(path): + shutil.rmtree(path) + else: + os.remove(path) + +def copy(src,dst): + if os.path.exists(dst): + remove(dst) + if os.path.isdir(src): + shutil.copytree(src,dst) + else: + shutil.copyfile(src,dst) + +if sys.version_info[0] < 3: + raise Exception("Must be using Python 3") + +# The single input of this script is install path of all salome prerequisites +# Create the new python module folder on the same directory of prerequisites folder (salome install path ) +prerequis_install_dir = sys.argv[1] +while(prerequis_install_dir[-1] == '/'): + prerequis_install_dir = prerequis_install_dir[:-1] +salome_install_dir = os.path.dirname(prerequis_install_dir) + +#new pythonpath initiation; creation a directory containing all python module for salome +pythonpath_common = os.path.join(salome_install_dir,'python_modules') +if os.path.exists(pythonpath_common): + remove(pythonpath_common) +os.mkdir(pythonpath_common) +refDir = os.path.abspath(os.path.dirname(__file__)) +shutil.copy(os.path.join(sys.path[-1],"setuptools/site-patch.py"),os.path.join(pythonpath_common,"site.py")) +new_pythonpath_list = [] +new_pythonpath_list.append(pythonpath_common) + +#parsing configuration file (cfg) to get old pythonpath +reserved_key=['PYTHONPATH'] +context_file = os.path.join(salome_install_dir,'salome_context.cfg') +context_file_sh = os.path.join(salome_install_dir,'salome_prerequisites.sh') +if not os.path.exists(context_file) or not os.path.exists(context_file_sh): + raise Exception("salome_context files are not found in the salome install. Verify if salome_context.cfg and salome_prerequisistes.sh are contained in the salome install path: %s" %salome_install_dir) +configInfo = parseConfigFile(context_file, reserved_key) +configVars = configInfo.outputVariables +reservedDict = configInfo.reservedValues +configVarsDict = {k:v for (k,v) in configVars} + +# Synchronize new pythonpath with the old +# Copy all the .egg files to the new directory of python module and list them in new single easy-install.pth +# If the module hasn't .egg file, we must copy all files from its pythonpath and paste them in the python module directory +# It's complicated to reduce pythonpath of paraview so for now we keep the old paraview pythonpath +pattern = "*.egg" +with open(os.path.join(pythonpath_common,'easy-install.pth'), 'w') as easy_install: + for dirs in reservedDict[reserved_key[0]]: + for d in dirs.split(':'): + if "paraview" not in d.lower(): + egg_dir_list = glob.glob(os.path.join(d,"*.egg")) + if egg_dir_list: + for egg_dir in egg_dir_list: + egg_file = egg_dir.split('/')[-1] + new_dir = os.path.join(pythonpath_common,egg_file ) + copy(egg_dir,new_dir) + easy_install.write("./%s\n" %egg_file) + else: + for f in os.listdir(d): + full_file_srcpath = os.path.join(d,f) + full_file_dstpath = os.path.join(pythonpath_common,f) + copy(full_file_srcpath,full_file_dstpath) + else: + new_pythonpath_list.append(d) +# In the case of matplotlib, some prerequis are found matplotlib_root. They also need to be put in new directory of module python +try: + with open(os.path.join(pythonpath_common,'easy-install.pth'), 'a') as easy_install: + MATPLOTLIB_ROOT = configVarsDict['MATPLOTLIB_HOME'] + for d in os.listdir(MATPLOTLIB_ROOT): + if ".egg" in d: + copy(os.path.join(MATPLOTLIB_ROOT,d),os.path.join(pythonpath_common,d)) + easy_install.write("./%s\n" %d) +except: + print("Not found MATPLOTLIB_HOME variable in the .cfg") + print("Matplotlib isn't compiled with salome or maybe it is in the system package ") + print("If matplotlib is compiled with salome, we need define its install path with variable MATPLOTLIB_HOME") + +# Overwrite salome_context.cfg +with open(context_file, 'r') as f: + lines = f.readlines() +with open(context_file ,'w') as f: + for l in lines: + if "ADD_TO_PYTHONPATH" not in l: + f.write(l) +with open(context_file,'a') as f: + f.write("#------ NEWPYTHONPATH ------\n") + for p in new_pythonpath_list: + f.write("ADD_TO_PYTHONPATH: %s\n"%p) + +# Overwrite salome_prerequisites.sh +with open(context_file_sh, 'r') as f: + lines = f.readlines() +with open(context_file_sh ,'w') as f: + for l in lines: + if "PYTHONPATH" not in l: + f.write(l) +with open(context_file_sh,'a') as f: + f.write("#------ NEWPYTHONPATH ------\n") + for p in new_pythonpath_list: + f.write("export PYTHONPATH=%s:${PYTHONPATH}\n"%p) \ No newline at end of file -- 2.39.2