Fernando Irarrázaval

implement decent inspection API for registry -> mapped classes

14

In 1.4 when I call `Base._decl_class_registry.values()` to get the list of classes associated with that Base I get `AttributeError: type object 'Base' has no attribute '_decl_class_registry'`. It worked in 1.3.X...

Speed improvements

2

Was playing with the codebase and I think managed to get about a 10x speed improvement mostly by vectorizing some operation. Interested in a PR?

Question: Is it possible to draw a one-stage PPS sample? (no stratum)

3

I have a list of schools I want to sample proportionally to the number of students. How would I do this? This is the code that I am using: ```python...