class_docstr: Group parameters are used mainly as a generic parent item that holds (and groups!) a set
  of child parameters. It also provides a simple mechanism for displaying a button or combo
  that can be used to add new parameters to the group.
class_docstr_tok: ["Group","parameters","are","used","mainly","as","a","generic","parent","item","that","holds","(","and","groups","!",")","a","set","of","child","parameters",".","It","also","provides","a","simple","mechanism","for","displaying","a","button","or","combo","that","can","be","used","to","add","new","parameters","to","the","group","."]
docstr: Change set the item font to bold and increase the font size on outermost groups.
docstr_tok: ["Change","set","the","item","font","to","bold","and","increase","the","font","size","on","outermost","groups","."]
code: def updateDepth(self, depth):
      """
      Change set the item font to bold and increase the font size on outermost groups.
      """
      for c in [0, 1]:
          font = self.font(c)
          font.setBold(True)
          if depth == 0:
              font.setPointSize(self.pointSize() + 1)
          self.setFont(c, font)
      self.titleChanged()
  
imports: import builtins
  from ...None import functions
  from ...None import icons
  from ...Qt import QtCore, QtGui, QtWidgets, mkQApp
  from ..Parameter import Parameter
  from ..ParameterItem import ParameterItem
label_desc: Use image node_id 3 for calling the GroupParameterItem obj's underlying member method code with example usage: obj.updateDepth(depth) without return types