class_docstr: IdleConfigParser specialised for user configuration handling.
class_docstr_tok: ["IdleConfigParser","specialised","for","user","configuration","handling","."]
docstr: If section doesn't exist, add it.
code: def AddSection(self, section):
      "If section doesn't exist, add it."
      if not self.has_section(section):
          self.add_section(section)
  
imports: from __future__ import print_function
  import os
  import sys
  from ConfigParser import ConfigParser
  from Tkinter import TkVersion
  from tkFont import Font, nametofont
label_desc: Use image node_id 1 for calling the IdleUserConfParser obj's underlying member method code with example usage: obj.AddSection(section) without return types