Tool execution factor for explicitly linked command sets.
sys
importlib0
process0
_select_methods0
_select_methods = []
extend0
extend(*select)
Add lookup functions for extending the set of executable tools.
When a select callable is invoked with a tool name, a module path should be returned identifying the executable or a LookupError should be raised designating that no match could be made.
query180%
query(name)
main0process.Exit
main(inv)