Awkward array snippets

Here are a bunch of computation routines that might not be so straight think up when first moving form loop based analysis. Takes these snippets adapt them to your own needs.

Object matching

TO BE Written — assigned Yi-Mu Chen

Given two collections A, and B, create a sub-collection in A that is composed of B matching some selection criteria that involves matching objects in collection B to collection A

def match(collection_A, collection_B):
    collection_A = collection_[:]