--- python.eclass
+++ python.eclass
@@ -2399,6 +2399,12 @@
 		fi
 	else
 		# Deprecated part of python_mod_optimize()
+		# ewarn
+		# ewarn "Deprecation Warning: Usage of ${FUNCNAME}() in packages not supporting installation"
+		# ewarn "for multiple Python ABIs in EAPI <=2 is deprecated and will be disallowed on 2011-06-01."
+		# ewarn "Use EAPI >=3 and call ${FUNCNAME}() with paths having appropriate syntax."
+		# ewarn "The ebuild needs to be fixed. Please report a bug, if it has not been already reported."
+		# ewarn
 
 		local myroot mydirs=() myfiles=() myopts=() return_code="0"
 
@@ -2562,6 +2568,12 @@
 			done
 		else
 			# Deprecated part of python_mod_cleanup()
+			# ewarn
+			# ewarn "Deprecation Warning: Usage of ${FUNCNAME}() in packages not supporting installation"
+			# ewarn "for multiple Python ABIs in EAPI <=2 is deprecated and will be disallowed on 2011-06-01."
+			# ewarn "Use EAPI >=3 and call ${FUNCNAME}() with paths having appropriate syntax."
+			# ewarn "The ebuild needs to be fixed. Please report a bug, if it has not been already reported."
+			# ewarn
 
 			search_paths=("${@#/}")
 			search_paths=("${search_paths[@]/#/${root}/}")