Fix stubs that assumed reexport without as

builtins/2.7/_functools.pyi

@@ -1,6 +1,6 @@
 """Stub file for the '_functools' module."""
 
-from typing import Any, Callable, Iterator, Optional, TypeVar, Tuple, overload
+from typing import Any, Callable, Dict, Iterator, Optional, TypeVar, Tuple, overload
 
 _T = TypeVar("_T")
 

builtins/2.7/_warnings.pyi

@@ -1,4 +1,4 @@
-from typing import Any
+from typing import Any, List
 
 default_action = ...  # type: str
 filters = ...  # type: List[tuple]

builtins/2.7/array.pyi

@@ -1,7 +1,7 @@
 """Stub file for the 'array' module."""
 
 from typing import (Any, Generic, IO, Iterable, Sequence, TypeVar,
-                    Union, overload, Iterator, Tuple, BinaryIO)
+                    Union, overload, Iterator, Tuple, BinaryIO, List)
 
 T = TypeVar('T')
 

builtins/2.7/cPickle.pyi

@@ -1,4 +1,4 @@
-from typing import Any, IO
+from typing import Any, IO, List
 
 HIGHEST_PROTOCOL = ...  # type: int
 compatible_formats = ...  # type: List[str]

builtins/2.7/cStringIO.pyi

@@ -1,7 +1,7 @@
 # Stubs for cStringIO (Python 2.7)
 # See https://docs.python.org/2/library/stringio.html
 
-from typing import overload, IO, List, Iterable, Iterator, Union
+from typing import overload, IO, List, Iterable, Iterator, Optional, Union
 from types import TracebackType
 
 # TODO the typing.IO[] generics should be split into input and output.
@@ -18,7 +18,7 @@ class InputType(IO[str], Iterator[str]):
     def readlines(self, hint: int = -1) -> List[str]: ...
     def seek(self, offset: int, whence: int = ...) -> None: ...
     def tell(self) -> int: ...
-    def truncate(self, size: int = ...) -> None: ...
+    def truncate(self, size: int = ...) -> Optional[int]: ...
     def __iter__(self) -> 'InputType': ...
     def next(self) -> str: ...
     def reset(self) -> None: ...
@@ -37,7 +37,7 @@ class OutputType(IO[str], Iterator[str]):
     def readlines(self, hint: int = -1) -> List[str]: ...
     def seek(self, offset: int, whence: int = ...) -> None: ...
     def tell(self) -> int: ...
-    def truncate(self, size: int = ...) -> None: ...
+    def truncate(self, size: int = ...) -> Optional[int]: ...
     def __iter__(self) -> 'OutputType': ...
     def next(self) -> str: ...
     def reset(self) -> None: ...

builtins/2.7/select.pyi

@@ -1,6 +1,6 @@
 """Stubs for the 'select' module."""
 
-from typing import Any, Optional, Tuple, Iterable
+from typing import Any, Optional, Tuple, Iterable, List
 
 EPOLLERR = ...  # type: int
 EPOLLET = ...  # type: int