def drawChart(self,
                  series_id,
                  output=None,
                  data=None,
                  label=None,
                  xLabel=None,
                  yLabel=None):

        msg = "Programming Error: No chart for %sWidget" % self.type
        output = StringIO()
        output.write(msg)
        current.response.body = output

    # -------------------------------------------------------------------------
Returns a theano expression for the cost function.
dataset/ETHPy150Open sahana/eden/modules/s3db/survey.py/S3AbstractAnalysis.drawChart--crossover with--dataset/ETHPy150Open lisa-lab/pylearn2/pylearn2/costs/cost.py/Cost.expr