[stevedore.example.formatter]
field = stevedore.example2.fields:FieldList
plain = stevedore.example.simple:Simple
simple = stevedore.example.simple:Simple

[stevedore.test.extension]
e1 = stevedore.tests.test_extension:BrokenExtension
e2 = stevedore.tests.notfound:UnimportableExtension
t1 = stevedore.tests.test_extension:FauxExtension
t2 = stevedore.tests.test_extension:FauxExtension