code: def save_process():
      '''process for saving a graph'''
      from MAVProxy.modules.lib import wx_processguard
      from MAVProxy.modules.lib.wx_loader import wx
      from MAVProxy.modules.lib.wxgrapheditor import GraphDialog
      app = wx.App(False)
      frame = GraphDialog('Graph Editor',
                          mestate.last_graph,
                          save_callback)
      frame.ShowModal()
      frame.Destroy(f save_process():
      '''process for saving a graph'''
      from MAVProxy.modules.lib import wx_processguard
      from MAVProxy.modules.lib.wx_loader import wx
      from MAVProxy.modules.lib.wxgrapheditor import GraphDialog
      app = wx.App(False)
      frame = GraphDialog('Graph Editor',
                          mestate.last_graph,
                          save_callback)
      frame.ShowModal()
      frame.Destroy()
docs: process for saving a graph