# HG changeset patch
# Parent bdf6c0135d3967347ba97259d0579069d810e051
Issue #20229: Avoid plistlib deprecation warning in platform.mac_ver().
 

diff --git a/Lib/platform.py b/Lib/platform.py
--- a/Lib/platform.py
+++ b/Lib/platform.py
@@ -649,16 +649,15 @@
     except ImportError:
         return None
 
-    pl = plistlib.readPlist(fn)
-    release = pl['ProductVersion']
-    versioninfo = ('', '', '')
-    machine = os.uname().machine
-    if machine in ('ppc', 'Power Macintosh'):
-        # Canonical name
-        machine = 'PowerPC'
-
-    return release, versioninfo, machine
-
+    with open(fn, 'rb') as f:
+        pl = plistlib.load(f)
+        release = pl['ProductVersion']
+        versioninfo = ('', '', '')
+        machine = os.uname().machine
+        if machine in ('ppc', 'Power Macintosh'):
+            # Canonical name
+            machine = 'PowerPC'
+        return release, versioninfo, machine
 
 def mac_ver(release='', versioninfo=('', '', ''), machine=''):