[oe] [meta-oe][PATCH] gitpkgv: ensure that we close our opened files

[Christopher Larson]

From: Christopher Larson <chris_larson at mentor.com>

Avoids warnings like this with python3:

    WARNING: .../meta-openembedded/meta-filesystems/recipes-filesystems/smbnetfs/smbnetfs_git.bb: <string>:94: ResourceWarning: unclosed file <_io.TextIOWrapper name='.../build/downloads/git2/smbnetfs.git.sourceforge.net.gitroot.smbnetfs.smbnetfs/oe-gitpkgv_ace1c519d4' mode='r' encoding='UTF-8'>

Signed-off-by: Christopher Larson <chris_larson at mentor.com>
---
 meta-oe/classes/gitpkgv.bbclass | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/meta-oe/classes/gitpkgv.bbclass b/meta-oe/classes/gitpkgv.bbclass
index 1cba00c..4866fac 100644
--- a/meta-oe/classes/gitpkgv.bbclass
+++ b/meta-oe/classes/gitpkgv.bbclass
@@ -87,11 +87,13 @@ def get_git_pkgv(d, use_tags):
 
                     if commits != "":
                         oe.path.remove(rev_file, recurse=False)
-                        open(rev_file, "w").write("%d\n" % int(commits))
+                        with open(rev_file, "w") as f:
+                            f.write("%d\n" % int(commits))
                     else:
                         commits = "0"
                 else:
-                    commits = open(rev_file, "r").readline(128).strip()
+                    with open(rev_file, "r") as f:
+                        commits = f.readline(128).strip()
 
                 if use_tags:
                     try:
-- 
2.8.0