# HG changeset patch
# User Victor Stinner <victor.stinner@haypocalc.com>
# Date 1315259096 -7200
# Node ID fb4d2e6d393e96baac13c4efc216e361bf12c293
# Parent  cb47cf5138a4567718a25d69a79d1c62d13f187c
Issue #9561: distutils now reads and writes egg-info files using UTF-8

instead of the locale encoding.

diff --git a/Lib/distutils/command/install_egg_info.py b/Lib/distutils/command/install_egg_info.py
--- a/Lib/distutils/command/install_egg_info.py
+++ b/Lib/distutils/command/install_egg_info.py
@@ -40,9 +40,8 @@ class install_egg_info(Command):
                          "Creating "+self.install_dir)
         log.info("Writing %s", target)
         if not self.dry_run:
-            f = open(target, 'w')
-            self.distribution.metadata.write_pkg_file(f)
-            f.close()
+            with open(target, 'w', encoding='UTF-8') as f:
+                self.distribution.metadata.write_pkg_file(f)
 
     def get_outputs(self):
         return self.outputs
diff --git a/Lib/distutils/dist.py b/Lib/distutils/dist.py
--- a/Lib/distutils/dist.py
+++ b/Lib/distutils/dist.py
@@ -1010,11 +1010,9 @@ class DistributionMetadata:
     def write_pkg_info(self, base_dir):
         """Write the PKG-INFO file into the release tree.
         """
-        pkg_info = open(os.path.join(base_dir, 'PKG-INFO'), 'w')
-        try:
+        with open(os.path.join(base_dir, 'PKG-INFO'), 'w',
+                  encoding='UTF-8') as pkg_info:
             self.write_pkg_file(pkg_info)
-        finally:
-            pkg_info.close()
 
     def write_pkg_file(self, file):
         """Write the PKG-INFO format data to a file object.