(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.
        """
        if not isinstance(size, int):
            if not hasattr(size, "__index__"):
                raise TypeError("Integer argument expected")
            size = size.__index__()
        self._check_can_read()
        return self._buffer.readline(size)
def readline ( self , size = - 1 ) : if not isinstance ( size , int ) : if not hasattr ( size , "__index__" ) : raise TypeError ( "Integer argument expected" ) size = size . __index__ ( ) self . _check_can_read ( ) return self . _buffer . readline ( size )