Move search_ancestor to jedi.parser.tree.

jedi/evaluate/filters.py

@@ -4,7 +4,7 @@ are needed for name resolution.
 """
 from abc import abstractmethod
 
-from jedi.parser.python.tree import search_ancestor
+from jedi.parser.tree import search_ancestor
 from jedi.evaluate import flow_analysis
 from jedi.common import to_list, unite
 

jedi/evaluate/finder.py

@@ -16,6 +16,7 @@ check for -> a is a string). There's big potential in these checks.
 """
 
 from jedi.parser.python import tree
+from jedi.parser.tree import search_ancestor
 from jedi import debug
 from jedi.common import unite
 from jedi import settings
@@ -310,7 +311,7 @@ def _check_flow_information(context, flow, search_name, pos):
         ])
 
         for name in names:
-            ass = tree.search_ancestor(name, 'assert_stmt')
+            ass = search_ancestor(name, 'assert_stmt')
             if ass is not None:
                 result = _check_isinstance_type(context, ass.assertion, search_name)
                 if result is not None:

jedi/evaluate/imports.py

@@ -22,6 +22,7 @@ from jedi import settings
 from jedi.common import source_to_unicode, unite
 from jedi.parser.python import parse
 from jedi.parser.python import tree
+from jedi.parser.tree import search_ancestor
 from jedi.parser.cache import parser_cache
 from jedi.evaluate import sys_path
 from jedi.evaluate import helpers
@@ -36,7 +37,7 @@ from jedi.evaluate.filters import AbstractNameDefinition
 @memoize_default(default=set())
 def infer_import(context, tree_name, is_goto=False):
     module_context = context.get_root_context()
-    import_node = tree.search_ancestor(tree_name, ('import_name', 'import_from'))
+    import_node = search_ancestor(tree_name, ('import_name', 'import_from'))
     import_path = import_node.path_for_name(tree_name)
     from_import_name = None
     evaluator = context.evaluator