[PATCHv2] license_image.bbclass: close package.manifest file

[PATCHv2] license_image.bbclass: close package.manifest file

[Martin Jansa]

* fixes:
  NOTE: Executing write_package_manifest ...
  DEBUG: Executing python function write_package_manifest
  /OE/build/oe-core/openembedded-core/meta/classes/license_image.bbclass:23: ResourceWarning: unclosed file <_io.TextIOWrapper name='/OE/build/oe-core/tmp-glibc/deploy/licenses/core-image-minimal-qemux86-64/package.manifest' mode='w+' encoding='UTF-8'>
    'w+').write(output)
  ResourceWarning: Enable tracemalloc to get the object allocation traceback
  DEBUG: Python function write_package_manifest finished

[YOCTO #14772]

Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
---
 meta/classes/license_image.bbclass | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/meta/classes/license_image.bbclass b/meta/classes/license_image.bbclass
index 0a5ea0a2fb..7e1d0e08a9 100644
--- a/meta/classes/license_image.bbclass
+++ b/meta/classes/license_image.bbclass
@@ -19,8 +19,8 @@ python write_package_manifest() {
 
     pkgs = image_list_installed_packages(d)
     output = format_pkg_list(pkgs)
-    open(os.path.join(license_image_dir, 'package.manifest'),
-        'w+').write(output)
+    with open(os.path.join(license_image_dir, 'package.manifest'), "w+") as package_manifest:
+        package_manifest.write(output)
 }
 
 python license_create_manifest() {
-- 
2.35.1