Kozea/WeasyPrint

Improve assert statements

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#600 opened on Mar 23, 2018

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Description

As proposed in #464, some assert statements could be improved with error messages useful for contributors.

Contributor guide

Tech stack
python
Domain
backend
Issue type
refactor
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
under 1 hour
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.
clear
Prerequisites
basic Python
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
90
Research direction
Look for Python files in the repository containing 'assert' statements without error messages. Add descriptive error messages to each assert to help contributors debug. The referenced issue #464 may provide additional context.