parameters: (self)
docstring: Read until newline or EOF.
  
          Returns an empty string if EOF is hit immediately.
docstring_summary: Read until newline or EOF.
docstring_tokens: Read until newline or EOF .
function: def readline(self):
          """Read until newline or EOF.
  
          Returns an empty string if EOF is hit immediately.
          """
          self._unsupported("readline")
function_tokens: def readline ( self ) : self . _unsupported ( "readline" )