test for is_nested failure

jedi/evaluate/analysis.py

@@ -137,5 +137,5 @@ def get_module_statements(module):
     for scope in module.walk():
         imports |= set(scope.imports)
         stmts |= add_stmts(scope.statements)
-        stmts |= add_stmts(scope.returns)
+        stmts |= add_stmts(r for r in scope.returns if r is not None)
     return stmts, imports

jedi/evaluate/compiled/__init__.py

@@ -188,7 +188,11 @@ class CompiledName(FakeName):
         self.start_pos = 0, 0  # an illegal start_pos, to make sorting easy.
 
     def __repr__(self):
-        return '<%s: (%s).%s>' % (type(self).__name__, self._obj.name, self.name)
+        try:
+            name = self._obj.name  # __name__ is not defined all the time
+        except AttributeError:
+            name = None
+        return '<%s: (%s).%s>' % (type(self).__name__, name, self.name)
 
     @property
     @underscore_memoization

jedi/parser/representation.py

@@ -795,7 +795,7 @@ class Import(Simple):
 
             import foo.bar
         """
-        return not self.alias and not self.from_ns \
+        return not self.alias and not self.from_ns and self.namespace is not None \
             and len(self.namespace.names) > 1
 
 

test/test_parser/test_representation.py

@@ -0,0 +1,7 @@
+from jedi.parser import Parser
+
+
+def test_import_is_nested():
+    imp = Parser('import ').module.imports[0]
+    # should not raise an error, even if it's not a complete import
+    assert not imp.is_nested()