<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def meter_calls_with_dims(**dims):
 """Decorator to track the rate at which a function is called with dimensions. """

    def meter_wrapper(fn):
        @functools.wraps(fn)
        def fn_wrapper(*args, **kwargs):
            meter("%s_calls" %
                  pyformance.registry.get_qualname(fn), **dims).mark()
            return fn(*args, **kwargs)
        return fn_wrapper
    return meter_wrapper