Signals and many-to-many relatiion

Hello, How can I detect changes (add and remove) in many-to-many relation using Django signals framework? I used signals.post_save, but it's called to early (before add/remove objects from many-to-many relation). Any ideas? Krzysztof Kaczmarek

dtect changes for many-to-many relation

Hello, class Section(models.Model): name = models.CharField(blank=True, unique=True, maxlength=100) students = models.ManyToManyField (Student,filter_interface=models.HORIZONTAL) I want detect students-field's changes and when a Student is remove or add to relation, I want