code: def restriction_dist_chart (self):
  
          
  
          pconfig = {
              'id': 'petagRestrictionDistribution',
              'title': 'Restriction Distribution',
              'ylab': 'Reads',
              'xlab': 'Distance from cut site (bp)',
              'data_labels': [
                          {'name': 'Number of Tags'},
                          {'name': 'Percenatge'}
                              ]
         }
          datasets = [
              self.tagdir_data['restriction'],
              self.tagdir_data['restriction_norm']
          ]
  
          return linegraph.plot(datasets, pconfig)
docs: Make the petagRestrictionDistribution plot