Remove wildcard import

Signed-off-by: mulhern <amulhern@redhat.com>
Do not use implicit relative imports

Import explicitly.

Signed-off-by: mulhern <amulhern@redhat.com>
Move import to top level.

Signed-off-by: mulhern <amulhern@redhat.com>
Import from the defining module.

That is, do not import from another module that imports from the defining
module.
Remove unused imports.

Signed-off-by: mulhern <amulhern@redhat.com>