def _init_unique_sets(self):
        """Initialise sets used for uniqueness checking."""

        ks = dict()
        for t in self._unique_checks:
            key = t[0]
            ks[key] = set() # empty set
        return ks
def _init_unique_sets(self):
        """Initialise sets used for uniqueness checking."""

        ks = dict()
        for t in self._unique_checks:
            key = t[0]
            ks[key] = set() # empty set
        return ks
def _init_unique_sets ( self ) : ks = dict ( ) for t in self . _unique_checks : key = t [ 0 ] ks [ key ] = set ( ) # empty set return ks
Initialise sets used for uniqueness checking.
Initialise sets used for uniqueness checking .