(self, size=-1)
return self._buffer.readline(size)
Read a line of uncompressed bytes from the file.

        The terminating newline (if present) is retained. If size is
        non-negative, no more than size bytes will be read (in which
        case the line may be incomplete). Returns b'' if already at EOF.
Read a line of uncompressed bytes from the file.
Read a line of uncompressed bytes from the file .
def readline(self, size=-1):
        """Read a line of uncompressed bytes from the file.

        The terminating newline (if present) is retained. If size is
        non-negative, no more than size bytes will be read (in which
        case the line may be incomplete). Returns b'' if already at EOF.
        """
        self._check_can_read()
        return self._buffer.readline(size)
def readline ( self , size = - 1 ) : self . _check_can_read ( ) return self . _buffer . readline ( size )