class_docstr: Used for laying out GraphicsWidgets in a grid.
  This is usually created automatically as part of a :class:`GraphicsLayoutWidget <pyqtgraph.GraphicsLayoutWidget>`.
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docstr: Create a LabelItem with *text* and place it in the next available cell (or in the cell specified)
  All extra keyword arguments are passed to :func:`LabelItem.__init__ <pyqtgraph.LabelItem.__init__>`
  Returns the created item.
  
  To create a vertical label, use *angle* = -90.
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code: def addLabel(
      self, text=" ", row=None, col=None, rowspan=1, colspan=1, **kargs
  ):
      """
      Create a LabelItem with *text* and place it in the next available cell (or in the cell specified)
      All extra keyword arguments are passed to :func:`LabelItem.__init__ <pyqtgraph.LabelItem.__init__>`
      Returns the created item.
  
      To create a vertical label, use *angle* = -90.
      """
      text = LabelItem(text, **kargs)
      self.addItem(text, row, col, rowspan, colspan)
      return text
  
imports: from ..None import functions
  from ..Qt import QtWidgets
  from .GraphicsWidget import GraphicsWidget
  from .LabelItem import LabelItem
  from .PlotItem import PlotItem
  from .ViewBox import ViewBox
label_desc: Use image node_id 8 for calling the GraphicsLayout obj's underlying member method code with example usage: obj.addLabel(text, row, col, rowspan, colspan) and returns: text