https://svn.boost.org/trac/boost/ticket/6286

--- boostcpp.jam
+++ boostcpp.jam
@@ -99,13 +99,6 @@
     BUILD_ID = [ regex.replace $(build-id) "[*\\/:.\"\' ]" _ ] ;
 }
 
-# Python build id (for Python libraries only).
-python-id = [ option.get "python-buildid" ] ;
-if $(python-id)
-{
-    PYTHON_ID = [ regex.replace $(python-id) [*\\/:.\"\'] _ ] ;
-}
-
 
 ################################################################################
 #
--- libs/mpi/build/Jamfile.v2
+++ libs/mpi/build/Jamfile.v2
@@ -8,6 +8,8 @@
 #  Authors: Douglas Gregor
 #           Andrew Lumsdaine
 
+import option ;
+import regex ;
 import mpi ;
 import indirect ;
 import python ;
@@ -24,6 +26,13 @@
     <tag>@$(__name__).tag
   ;
 
+# Python build id (for Python libraries only).
+python-id = [ option.get "python-buildid" ] ;
+if $(python-id)
+{
+    PYTHON_ID = [ regex.replace $(python-id) [*\\/:.\"\'] _ ] ;
+}
+
 rule tag ( name : type ? : property-set )
 {
     local result = $(name) ;
--- libs/python/build/Jamfile.v2
+++ libs/python/build/Jamfile.v2
@@ -2,6 +2,8 @@
 # Software License, Version 1.0. (See accompanying
 # file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 
+import option ;
+import regex ;
 import os ;
 import indirect ;
 import modules ;
@@ -30,6 +32,14 @@
         ;
 }
 
+# Python build id (for Python libraries only).
+python-id = [ option.get "python-buildid" ] ;
+if $(python-id)
+{
+    PYTHON_ID = [ regex.replace $(python-id) [*\\/:.\"\'] _ ] ;
+}
+
+
 rule find-py3-version
 {
     local versions = [ feature.values python ] ;