we no longer need to specify python option in zc.recipe.egg.

slapos/recipe/README.lamp.txt

@@ -39,7 +39,6 @@ in software.cfg, replace instance-recipe-egg part by
 
 [instance-recipe-egg]
 recipe = zc.recipe.egg
-python = python2.7
 eggs =
     ${mysql-python:egg}
     ${instance-recipe:egg}

software/backupserver/software.cfg

 [buildout]
 extends =
-  ../../component/lxml-python/buildout.cfg
-  ../../component/python-2.7/buildout.cfg
-  ../../component/python-cffi/buildout.cfg
-  ../../component/python-cryptography/buildout.cfg
   ../../component/dash/buildout.cfg
   ../../component/dcron/buildout.cfg
   ../../component/logrotate/buildout.cfg
@@ -41,19 +37,9 @@ parts =
 [extra-eggs]
 recipe = zc.recipe.egg
 interpreter = pythonforrssgen
-python = python2.7
 eggs =
   PyRSS2Gen
 
-[lxml-python]
-python = python2.7
-
-[python-cffi]
-python = python2.7
-
-[python-cryptography]
-python = python2.7
-
 [networkcache]
 # signature certificates of the following uploaders.
 #   Romain Courteaud