# -*- Mode: antlr -*-
import_from: ('from' ('.'+ | '.'* dotted_name) 'import'
               ('*' | '(' import_as_names ')' | import_as_names))
import_as_names: import_as_name (',' import_as_name)* [',']
import_as_name: NAME ['as' NAME]
dotted_name: NAME ('.' NAME)*