diff -r eba80326ba53 Lib/py_compile.py
--- a/Lib/py_compile.py	Sun Apr 05 19:26:29 2015 -0400
+++ b/Lib/py_compile.py	Tue Apr 07 16:22:23 2015 +0300
@@ -178,7 +178,7 @@
             except PyCompileError as error:
                 # return value to indicate at least one failure
                 rv = 1
-                sys.stderr.write(error.msg)
+                sys.stderr.write("%s\n" % error.msg)
     return rv
 
 if __name__ == "__main__":