From: Benjamin Peterson <benjamin@python.org>
Date: Sat, 18 Apr 2009 14:47:50 +0000 (+0000)
Subject: add annotations to open()
X-Git-Tag: v3.1b1~248
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9990e8c264226f2b6b4883c28ced6437ce4d2b49;p=thirdparty%2FPython%2Fcpython.git

add annotations to open()
---

diff --git a/Lib/_pyio.py b/Lib/_pyio.py
index 3fd1afedde7b..0ef6822044d6 100644
--- a/Lib/_pyio.py
+++ b/Lib/_pyio.py
@@ -35,8 +35,9 @@ class BlockingIOError(IOError):
         self.characters_written = characters_written
 
 
-def open(file, mode="r", buffering=None, encoding=None, errors=None,
-         newline=None, closefd=True):
+def open(file: (str, bytes), mode: str = "r", buffering: int = None,
+         encoding: str = None, errors: str = None,
+         newline: str = None, closefd: bool = True) -> "IOBase":
 
     r"""Open file and return a stream.  Raise IOError upon failure.