keywords should be part of the api package

jedi/api/__init__.py

@@ -23,7 +23,7 @@ from jedi import settings
 from jedi import common
 from jedi import cache
 from jedi import interpret
-from jedi import keywords
+from jedi.api import keywords
 from jedi.api import classes
 from jedi.evaluate import Evaluator, filter_private_variable
 from jedi.evaluate import representation as er

jedi/api/classes.py

@@ -9,13 +9,13 @@ import functools
 from jedi._compatibility import unicode, next
 from jedi import settings
 from jedi import common
-from jedi.parser import representation as pr
 from jedi import cache
+from jedi.parser import representation as pr
 from jedi.evaluate import representation as er
 from jedi.evaluate import iterable
 from jedi.evaluate import imports
 from jedi.evaluate import compiled
-from jedi import keywords
+from jedi.api import keywords
 
 
 def clear_caches():