tmuxp.cli.search.normalize_fields

>>> normalize_fields(None)
('name', 'session_name', 'path', 'window', 'pane')

>>> normalize_fields(["s", "n"])
('session_name', 'name')

>>> normalize_fields(["session_name", "path"])
('session_name', 'path')

>>> normalize_fields(["invalid"])  # doctest: +ELLIPSIS
Traceback (most recent call last):
    ...
tmuxp.cli.search.InvalidFieldError: Unknown search field: 'invalid'. ...