This extension allows users to load styles from a CSV file (styles.csv), primarily for migration purposes from the automatic1111 Stable Diffusion web UI.

Installation

Clone this repository into the custom_nodes folder of ComfyUI. Restart ComfyUI and the extension should be loaded.
OR: Use the ComfyUI-Manager to install this extension.

Important: The styles.csv file must be located in the root of ComfyUI where main.py resides.

Nodes Description

Each style is represented as a dictionary with the keys being style_name and the values being a list containing positive_prompt and negative_prompt. The prompts are outputs of this Node.

CSV Format

The CSV file should have the following format:

name,prompt,negative_prompt
"Style Name","positive prompt text","negative prompt text"
"Another Style","more positive text","more negative text"

Development

Setting up the development environment

Clone the repository
Install test dependencies:
```
pip install pytest pytest-cov
```

Running tests

Run all tests:

pytest tests/ -v

Run tests with coverage:

pytest tests/ -v --cov=. --cov-report=term-missing

Test Structure

tests/test_styles_csv_loader.py - Main test file for the StylesCSVLoader class
tests/fixtures/ - Example CSV files for testing:
- valid_styles.csv - Properly formatted CSV with valid styles
- invalid_styles.csv - CSV with missing columns to test error handling
- complex_styles.csv - CSV with complex content (quotes, special characters)

Continuous Integration

The project uses GitHub Actions for CI/CD. Tests are automatically run on:

Python 3.8, 3.9, 3.10, 3.11, and 3.12
Every push to main branch
Every pull request

Code Coverage

The project maintains 100% test coverage. Coverage reports are generated during CI runs.

Author

David Fischer
GitHub: theUpsider
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