code: def init_xclip_clipboard():
      def copy_xclip(text):
          p = subprocess.Popen(
              ["xclip", "-selection", "c"],
              stdin=subprocess.PIPE,
              close_fds=True,
          )
          p.communicate(input=text.encode("utf-8"))
  
      def paste_xclip():
          p = subprocess.Popen(
              ["xclip", "-selection", "c", "-o"],
              stdout=subprocess.PIPE,
              close_fds=True,
          )
          stdout, stderr = p.communicate()
          return stdout.decode("utf-8")
  
      return copy_xclip, paste_xclip
  
file_path: catboost/contrib/python/pandas/py2/pandas/io/clipboard/clipboards.py
imports: import subprocess
  from pandas.compat import PY2, text_type
  from .exceptions import PyperclipException
label_desc: Use image node_id 4 for calling a global function with example usage: init_xclip_clipboard() and returns: copy_xclip,  paste_xclip, stdout