diff --git a/stdlib/2.7/__builtin__.pyi b/stdlib/2.7/__builtin__.pyi
index 77706d489..17a0789d1 100644
--- a/stdlib/2.7/__builtin__.pyi
+++ b/stdlib/2.7/__builtin__.pyi
@@ -824,5 +824,29 @@ def cmp(x: Any, y: Any) -> int: ...
 
 def execfile(filename: str, globals: Dict[str, Any] = None, locals: Dict[str, Any] = None) -> None: ...
 
-class file(BinaryIO): ...
+class file(BinaryIO):
+    @overload
+    def __init__(self, file: str, mode: str = 'r', buffering: int = ...) -> None: ...
+    @overload
+    def __init__(self, file: unicode, mode: str = 'r', buffering: int = ...) -> None: ...
+    @overload
+    def __init__(file: int, mode: str = 'r', buffering: int = ...) -> None: ...
+    def __iter__(self) -> Iterator[str]: ...
+    def read(self, n: int = ...) -> str: ...
+    def __enter__(self) -> BinaryIO: ...
+    def __exit__(self, typ, exc, tb) -> bool: ...
+    def flush(self) -> None: ...
+    def fileno(self) -> int: ...
+    def isatty(self) -> bool: ...
+    def close(self) -> None: ...
 
+    def readable(self) -> bool: ...
+    def writable(self) -> bool: ...
+    def seekable(self) -> bool: ...
+    def seek(self, offset: int, whence: int = ...) -> None: ...
+    def tell(self) -> int: ...
+    def readline(self, limit: int = ...) -> str: ...
+    def readlines(self, hint: int = ...) -> List[str]: ...
+    def write(self, data: str) -> None: ...
+    def writelines(self, data: Iterable[str]) -> None: ...
+    def truncate(self, pos: int = ...) -> int: ...