code: def child_task(self):
          '''child process - this holds all the GUI elements'''
          mp_util.child_close_fds()
          
          import matplotlib
          import wx_processguard
          from wx_loader import wx
          from live_graph_ui import GraphFrame
  
          matplotlib.use('WXAgg')
          app = wx.App(False)
          app.frame = GraphFrame(state=self)
          app.frame.Show()
          app.MainLoop(f child_task(self):
          '''child process - this holds all the GUI elements'''
          mp_util.child_close_fds()
          
          import matplotlib
          import wx_processguard
          from wx_loader import wx
          from live_graph_ui import GraphFrame
  
          matplotlib.use('WXAgg')
          app = wx.App(False)
          app.frame = GraphFrame(state=self)
          app.frame.Show()
          app.MainLoop()
docs: child process - this holds all the GUI elements