williamsjj

import time
from traceback import extract_stack, format_list

def wrap_func(base_class):
    def check_func(f):
        old_func_name = 'old%s' % (f.__name__,)
        if hasattr(base_class, f.__name__):
            setattr(base_class, old_func_name,
                    getattr(base_class, f.__name__))
        def new_func(*args, **kwargs):