class_docstr: Event for tool manipulation (add/remove).
class_docstr_tok: ["Event","for","tool","manipulation","(","add\/remove",")","."]
code: def __init__(self, name, sender, tool, data=None):
      self.name = name
      self.sender = sender
      self.tool = tool
      self.data = data
  
imports: from matplotlib import _api, backend_tools, cbook, widgets
label_desc: Use image node_id 1 to create a new ToolEvent object  with example: obj = ToolEvent(name, sender, tool, data)