def readline(self, size=-1):
        "Ignore the `size` since a complete line must be processed."
        try:
            record = next(self.reader)
            return self.outdel.join(self.process_line(record)) + '\n'
        except StopIteration:
            return ''
def readline ( self , size = - 1 ) : try : record = next ( self . reader ) return self . outdel . join ( self . process_line ( record ) ) + '\n' except StopIteration : return ''
Ignore the `size` since a complete line must be processed.