text: #!/usr/bin/env python
  
  import os
  import sys
  
  if sys.version_info < (3, 0):
      import rlcompleter
      import readline
      readline.parse_and_bind("tab: complete")
  
  def myprint(arg1,arg2):
      tmp = arg1 % arg2
      if (sys.version_info > (3, 0)):
          sys.displayhook(tmp)
      else:
          sys.displayhook(tmp)
  
  def clear(funcname=None):
      if funcname:
          if funcname in globals().keys():
              _ = globals().pop(funcname)
              myprint("Function <%s> removed from namespace",funcname)
          else:
              myprint("Function <%s> not found in the namespace",funcname)
      else:
          _ = os.system('clear')
  