equal
deleted
inserted
replaced
2289 |
2289 |
2290 def __sub__(self, other): |
2290 def __sub__(self, other): |
2291 """Returns a new object with the substraction of the two collections. |
2291 """Returns a new object with the substraction of the two collections. |
2292 |
2292 |
2293 This is part of the mandatory API for smartset.""" |
2293 This is part of the mandatory API for smartset.""" |
2294 raise NotImplementedError() |
2294 c = other.__contains__ |
|
2295 return self.filter(lambda r: not c(r)) |
2295 |
2296 |
2296 def filter(self, condition): |
2297 def filter(self, condition): |
2297 """Returns this smartset filtered by condition as a new smartset. |
2298 """Returns this smartset filtered by condition as a new smartset. |
2298 |
2299 |
2299 `condition` is a callable which takes a revision number and returns a |
2300 `condition` is a callable which takes a revision number and returns a |