Issue #12990: The "Python Launcher" on OSX could not launch python scripts that have paths that include wide characters.
diff --git a/Mac/PythonLauncher/MyDocument.m b/Mac/PythonLauncher/MyDocument.m
index 86112c4..8f851e7 100755
--- a/Mac/PythonLauncher/MyDocument.m
+++ b/Mac/PythonLauncher/MyDocument.m
@@ -76,7 +76,7 @@
     const char *cmdline;
     int sts;
     
-     cmdline = [[settings commandLineForScript: script] cString];
+     cmdline = [[settings commandLineForScript: script] UTF8String];
    if ([settings with_terminal]) {
         sts = doscript(cmdline);
     } else {