# HG changeset patch
# User Augie Fackler <augie@google.com>
# Date 2019-10-05 15:56:35
# Node ID 3b8a4587a456a7c4a3cd525e4f6c5967f820ef08
# Parent  da3329fe01e3044f14223eeb8c6dd07842e495ad

cvsps: switch a file open to a with statement

For some reason this only showed up in check-code after running
black. Puzzling.

Differential Revision: https://phab.mercurial-scm.org/D6984

diff --git a/hgext/convert/cvsps.py b/hgext/convert/cvsps.py
--- a/hgext/convert/cvsps.py
+++ b/hgext/convert/cvsps.py
@@ -138,7 +138,8 @@ def createlog(ui, directory=None, root="
 
         # Get the real directory in the repository
         try:
-            prefix = open(os.path.join('CVS','Repository'), 'rb').read().strip()
+            with open(os.path.join(b'CVS', b'Repository'), 'rb') as f:
+                prefix = f.read().strip()
             directory = prefix
             if prefix == ".":
                 prefix = ""