make compiler's py3k warning a full deprecation warning #6837

Lib/compiler/__init__.py

@@ -20,9 +20,11 @@ compile(source, filename, mode, flags=None, dont_inherit=None)
 compileFile(filename)
     Generates a .pyc file by compiling filename.
 """
-from warnings import warnpy3k
-warnpy3k("the compiler package has been removed in Python 3.0", stacklevel=2)
-del warnpy3k
+
+import warnings
+
+warnings.warn("The compiler package is deprecated and removed in Python 3.x.",
+              DeprecationWarning, stacklevel=2)
 
 from compiler.transformer import parse, parseFile
 from compiler.visitor import walk