code: def makeWidget(self):
      w = super().makeWidget()
      w.setValue = self.setValue
      w.value = self.value
      # Doesn't make much sense to have a 'changing' signal since filepaths should be complete before value
      # is emitted
      delattr(w, "sigChanging")
      return w
  
file_path: pyqtgraph/pyqtgraph/parametertree/parameterTypes/file.py
imports: import os
  import re
  from ...Qt import QtCore, QtGui, QtWidgets
  from ..Parameter import Parameter
  from .str import StrParameterItem
label_desc: Use image node_id 2 for calling the FileParameterItem obj's underlying member method code with example usage: obj.makeWidget() and returns: w