def readline(self, size=-1):
        "The size is ignored since a complete line must be read."
        line = self.fin.readline()
        if not line:
            return ''
        return self.process_line(line.rstrip('\n'))
def readline ( self , size = - 1 ) : line = self . fin . readline ( ) if not line : return '' return self . process_line ( line . rstrip ( '\n' ) )
The size is ignored since a complete line must be read.