As a student, doing homework is a standard part of everyday life.
However, students at Hogwarts were undoubtedly fortunate; academic pressure here was light, and homework was usually assigned every other week. This meant students had plenty of time to finish it, allowing them to leave all their homework for Saturday and Sunday, or even wait until the day before it was due to hastily borrow someone else's work and copy it.
In fact, this situation was by no means rare.
Chapter 116