PolicyEngine / PolicyEngine/policyengine-core

Results vary depending on sequence of `calc` operations

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Dominant language
Python
Stars
22
Forks
30
Avg merge
14h 33m
Merged PRs (30d)
7

Description

As described in https://github.com/PolicyEngine/policyengine-us/issues/4044, in some versions of policyengine-us, we get different results when calculating a variable depending on whether we calculated another variable previously.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Begin with the behavior described in policyengine-us issue 4044 and reproduce calculations in different sequences. Trace the relevant calculation entry points in policyengine-core; done when calculating one variable produces the same result regardless of whether another variable was calculated first.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
backend
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
30/100

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