code: def _filter_data(self, pattern):
          '''
          Removes parameters which match the pattern from the config data
          '''
          removed = []
          filtered = []
          for param in self.data:
              if not param[0].startswith(pattern):
                  filtered.append(param)
              else:
                  removed.append(param)
          self.data = filtered
          return removef _filter_data(self, pattern):
          '''
          Removes parameters which match the pattern from the config data
          '''
          removed = []
          filtered = []
          for param in self.data:
              if not param[0].startswith(pattern):
                  filtered.append(param)
              else:
                  removed.append(param)
          self.data = filtered
          return removed
docs: Removes parameters which match the pattern from the config data