class_docstr: GraphicsWidget displaying text.
  Used mainly as axis labels, titles, etc.
  
  Note: To display text inside a scaled view (ViewBox, PlotWidget, etc) use TextItem
code: def setAngle(self, angle):
      self.angle = angle
      self.item.resetTransform()
      self.item.setRotation(angle)
      self.updateMin()
  
file_path: pyqtgraph/pyqtgraph/graphicsItems/LabelItem.py
imports: from ..None import functions
  from ..None import getConfigOption
  from ..Qt import QtCore, QtWidgets, QtGui
  from .GraphicsWidget import GraphicsWidget
  from .GraphicsWidgetAnchor import GraphicsWidgetAnchor
label_desc: Use image node_id 5 for calling the LabelItem obj's underlying member method code with example usage: obj.setAngle(angle) without return types