stubs for tabnanny (#1068)

stdlib/2and3/tabnanny.pyi

@@ -0,0 +1,22 @@
+# Stubs for tabnanny (Python 2 and 3)
+
+import os
+import sys
+from typing import Iterable, Tuple, Union
+
+if sys.version_info >= (3, 6):
+    _Path = Union[str, bytes, os.PathLike]
+else:
+    _Path = Union[str, bytes]
+
+verbose = ...  # type: int
+filename_only = ...  # type: int
+
+class NannyNag(Exception):
+    def __init__(self, lineno: int, msg: str, line: str) -> None: ...
+    def get_lineno(self) -> int: ...
+    def get_msg(self) -> str: ...
+    def get_line(self) -> str: ...
+
+def check(file: _Path) -> None: ...
+def process_tokens(tokens: Iterable[Tuple[int, str, Tuple[int, int], Tuple[int, int], str]]) -> None: ...