@ -116,6 +116,7 @@ def find_packages():
add_package(packages, 'external.Itpl')
add_package(packages, 'external.mglob')
add_package(packages, 'external.path')
add_package(packages, 'external.pexpect')
add_package(packages, 'external.pyparsing')
add_package(packages, 'external.simplegeneric')
add_package(packages, 'external.validate')