code: def pow(requestContext, seriesList, factor):
      
      for series in seriesList:
          series.name = "pow(%s,%g)" % (series.name, float(factor))
          series.pathExpression = series.name
          for i, value in enumerate(series):
              series[i] = safePow(value, factor)
      return seriesList
docs: Takes one metric or a wildcard seriesList followed by a constant, and
      raises the datapoint by the power of the constant provided at each point.
  
      Example::
  
          &target=pow(Server.instance01.threads.busy,10)
          &target=pow(Server.instance*.threads.busy,10)