class_docstr: Includes license file into `.egg-info` folder.
code: def run(self):
      # don't duplicate license into `.egg-info` when building a distribution
      if not self.distribution.have_run.get("install", True):
          # `install` command is in progress, copy license
          self.mkpath(self.egg_info)
          self.copy_file("LICENSE", self.egg_info)
  
      egg_info.run(self)
  
imports: from setuptools import setup, find_packages
  from setuptools.command.egg_info import egg_info
  from codecs import open
  from os import path
label_desc: Use image node_id 1 for calling the egg_info_ex obj's underlying member method code with example usage: obj.run() without return types