Jinja2 Template Tester

A web application for testing and validating Jinja2 templates with support for multiple versions and file uploads.

Features

• Template validation and rendering
• File upload support for templates and data
• JSON and YAML data format support
• Error handling and validation feedback
• Responsive web interface

Prerequisites

• Python 3.8 or higher
• uv package installer

Project Setup

1. Install uv if you haven't already:

pip install uv

2. Clone the repository:

git clone <repository-url>
cd jinja2-tester

Running the Application

Start the Flask development server using uv:

uv run jinja2_tester

The application will be available at http://localhost:5000

Project Structure

Environment Variables

Create a .env file in the project root with the following variables:

FLASK_ENV=development
SECRET_KEY=your-secret-key-here
MAX_TEMPLATE_SIZE=50KB
MAX_FILE_UPLOAD_SIZE=5MB
EXECUTION_TIMEOUT=5

Usage

1. Open your web browser and navigate to http://localhost:5000
2. Enter or upload a Jinja2 template
3. Enter or upload JSON/YAML data
4. Click "Validate and Render" to process the template
5. View the validation results and rendered output

Supported File Types

Templates

• .j2
• .jinja
• .jinja2
• .html
• .txt

Data

• .json
• .yaml
• .yml

Development

To contribute to the project:

1. Create a new branch:

git checkout -b feature/your-feature-name

2. Make your changes and commit them:

git commit -m "Add your feature description"

3. Push to your branch:

git push origin feature/your-feature-name

4. Create a Pull Request

License

[Add your license information here]

Contributing

[Add contribution guidelines here]