← Back to branch summary

~bzr-pqm/bzr/bzr.dev

« back to all changes in this revision

Viewing changes to bzrlib/intset.py

Merge from martin

Show diffs side-by-side

added added

removed removed

Lines of Context:
bzrlib/intset.py
208
208
        if not self._val & m:
209
209
            raise KeyError(to_remove)
210
210
        self._val ^= m
 
211
 
 
212
    def set_remove(self, to_remove):
 
213
        """Remove all values that exist in to_remove.
 
214
 
 
215
        >>> a = IntSet(range(10))
 
216
        >>> b = IntSet([2,3,4,7,12])
 
217
        >>> a.set_remove(b)
 
218
        >>> list(a)
 
219
        [0, 1, 5, 6, 8, 9]
 
220
        >>> a.set_remove([1,2,5])
 
221
        >>> list(a)
 
222
        [0, 6, 8, 9]
 
223
        """
 
224
        if not isinstance(to_remove, IntSet):
 
225
            self.set_remove(IntSet(to_remove))
 
226
            return
 
227
        intersect = self._val & to_remove._val
 
228
        self._val ^= intersect
 
229