Revert "[suggest] Fix inference of returned collection (#7810)" (#7827)

This reverts commit 766d58f.

Fixes #7826.

mypy/checkexpr.py

@@ -3593,11 +3593,6 @@ def accept(self,
         """
         if node in self.type_overrides:
             return self.type_overrides[node]
-        # Don't use an Any type context, since that will cause more
-        # anys than we want for things that consume the inferred
-        # types.
-        if isinstance(get_proper_type(type_context), AnyType):
-            type_context = None
         self.type_context.append(type_context)
         try:
             if allow_none_return and isinstance(node, CallExpr):

mypy/suggestions.py

@@ -30,9 +30,10 @@
 from mypy.state import strict_optional_set
 from mypy.types import (
     Type, AnyType, TypeOfAny, CallableType, UnionType, NoneType, Instance, TupleType,
-    TypeVarType, FunctionLike, TypedDictType, UninhabitedType,
+    TypeVarType, FunctionLike,
     TypeStrVisitor, TypeTranslator,
     is_optional, remove_optional, ProperType, get_proper_type,
+    TypedDictType
 )
 from mypy.build import State, Graph
 from mypy.nodes import (
@@ -721,9 +722,6 @@ def visit_tuple_type(self, t: TupleType) -> str:
         s = self.list_str(t.items)
         return 'Tuple[{}]'.format(s)
 
-    def visit_uninhabited_type(self, t: UninhabitedType) -> str:
-        return "Any"
-
     def visit_typeddict_type(self, t: TypedDictType) -> str:
         return t.fallback.accept(self)
 

test-data/unit/fine-grained-suggest.test

@@ -803,23 +803,6 @@ z = foo(f(), g())
 (foo.List[Any], UNKNOWN) -> Tuple[foo.List[Any], Any]
 ==
 
-[case testSuggestDict]
-# suggest: foo.foo
-# suggest: foo.bar
-[file foo.py]
-def foo():
-    # return dict(x=5)
-    return {'x': 5}
-
-def bar():
-    return {}
-
-[builtins fixtures/dict.pyi]
-[out]
-() -> typing.Dict[str, int]
-() -> typing.Dict[Any, Any]
-==
-
 [case testSuggestWithErrors]
 # suggest: foo.foo
 [file foo.py]

test-data/unit/typexport-basic.test

@@ -672,7 +672,7 @@ from typing import Any
 a = [] # type: Any
 [builtins fixtures/list.pyi]
 [out]
-ListExpr(2) : builtins.list[<nothing>]
+ListExpr(2) : builtins.list[Any]
 
 [case testHigherOrderFunction]
 from typing import TypeVar, Callable, List