pulp component (linear programing in python)

component/pulp/buildout.cfg

+[buildout]
+extends =
+  ../glpk/buildout.cfg
+  ../numpy/buildout.cfg
+
+parts =
+  pulp
+
+# XXX patched pulp version that does not specify pyparsing version number
+# because it conflicts with slapos version
+[pulp-repository.git]
+recipe = slapos.recipe.build:gitclone
+repository = https://gitlab.com/jerome-nexedi/pulp-or.git
+branch = master
+git-executable = ${git:location}/bin/git
+develop = true
+
+[pulp-build]
+recipe = zc.recipe.egg:develop
+setup = ${pulp-repository.git:location}
+
+[pulp-env]
+<= numpy-env
+PATH=${glpk:location}/bin
+
+[pulp]
+dependencies = ${pulp-build:setup}
+recipe = zc.recipe.egg:custom
+egg = pulp
+environment = pulp-env
+setup-eggs = ${numpy:egg}
+initialization =
+  # pulp needs glpk in $PATH
+  import os
+  os.environ['PATH'] = '${glpk:location}/bin' + os.pathsep + os.environ.get('PATH', '')