class_docstr: Extends QTableWidget with some useful functions for automatic data handling
  and copy / export context menu. Can automatically format and display a variety
  of data types (see :func:`setData() <pyqtgraph.TableWidget.setData>` for more
  information.
code: def addRow(self, vals):
      row = self.rowCount()
      self.setRowCount(row + 1)
      self.setRow(row, vals)
  
imports: import numpy
  from ..Qt import QtCore, QtGui, QtWidgets
label_desc: Use image node_id 12 for calling the TableWidget obj's underlying member method code with example usage: obj.addRow(vals) without return types