quantopian/zipline

Come up with a better way to include pickled objects

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#562 opened on Apr 11, 2015

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 (4 comments) (0 reactions) (0 assignees)Python (17,019 stars) (4,633 forks)batch import
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Description

Having to update the pickle file for many PRs creates a lot of git noise, e.g. Showing with 47,571 additions and 166,770 deletions. for a simple change. Is there no alternative to this? Perhaps we could move those tests into the test harness or something?

Contributor guide

Tech stack
python
Domain
datatestingdeveloper experience
Issue type
refactor
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-2 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
needs investigation
Prerequisites
Pythonbasic understanding of zipline's testing setup
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
30
Research direction
Investigate the specific pickled object files referenced in git history, assess the impact on test reproducibility, and propose alternatives such as generating data inline or using a separate data generation script. Review comments in the issue for prior suggestions. No linked PRs or maintainer response visible.