(self, parent, dependents)
| 3371 | return make_meta(meta_nonempty(self.frame._meta).diff(**self.kwargs)) |
| 3372 | |
| 3373 | def _simplify_up(self, parent, dependents): |
| 3374 | if isinstance(parent, Projection): |
| 3375 | return plain_column_projection(self, parent, dependents) |
| 3376 | |
| 3377 | @functools.cached_property |
| 3378 | def kwargs(self): |
nothing calls this directly
no test coverage detected