To my mind, it does not hurt to have these `factory.X` as CamelCase
or snake_case. The reason is that the factory should be thought
of as a Python module (which contains both objects and functions). I
agree that it would be nice to uniformize that a bit (and update the
developer guide once we have
An official bikeshed thread!
We have a number of grouped factory methods to construct familiar
objects. Some of them use CamelCase for their method names:
sage: graphs.
sage: manifolds.
sage: valuations.
Some use underscores for their method names:
sage: polytopes.
Some can't make up t
