parameters: (self, line)
docstring: Push 'line' (a string) onto an internal buffer that will be
             checked by future 'readline()' calls.  Handy for implementing
             a parser with line-at-a-time lookahead.
docstring_summary: Push 'line' (a string) onto an internal buffer that will be
             checked by future 'readline()' calls.  Handy for implementing
             a parser with line-at-a-time lookahead.
docstring_tokens: Push line ( a string ) onto an internal buffer that will be checked by future readline () calls . Handy for implementing a parser with line - at - a - time lookahead .
function: def unreadline (self, line):
          """Push 'line' (a string) onto an internal buffer that will be
             checked by future 'readline()' calls.  Handy for implementing
             a parser with line-at-a-time lookahead."""
  
          self.linebuf.append (line)
function_tokens: def unreadline ( self , line ) : self . linebuf . append ( line )