docs: def setSectionCount(self, count):
          """
          Sets the number of editors that the serial widget should have.
          
          :param      count | <int>
          """
          # cap the sections at 10
          count = max(1, min(count, 10))
          
          # create additional editors
          while self.layout().count() < count:
              editor = XLineEdit(self)
              editor.setFont(self.font())
              editor.setReadOnly(self.isReadOnly())
              editor.setHint(self.hint())
              editor.setAlignment(QtCore.Qt.AlignCenter)
              editor.installEventFilter(self)
              editor.setSizePolicy(QtGui.QSizePolicy.Expanding,
                                   QtGui.QSizePolicy.Expanding)
              editor.setMaxLength(self.sectionLength())
              editor.returnPressed.connect(self.returnPressed)
              self.layout().addWidget(editor)
          
          # remove unnecessary editors
          while count < self.layout().count():
              widget = self.layout().itemAt(0).widget()
              widget.close()
              widget.setParent(None)
              widget.deleteLater()