deu (Docker Environment Utility)

A simple utility to create and manage development containers.

Overview

deu helps you quickly set up development containers with a consistent configuration. It creates a Docker Compose setup and manages container lifecycle.

Installation

# Make the script executable
chmod +x deu.py

# Optionally, create a symlink
ln -s $(pwd)/deu.py /usr/local/bin/deu

# Or copy it

cp $(pwd)/deu.py /usr/local/bin/deu

Usage

Initialize a container

# Initialize with a random service name
deu init .container --image python:3.11

# Initialize with a specific service name
deu init .container --image python:3.11 --service my_service

Container Management

# Start container in background
deu background

# Activate container shell
deu activate

# View container logs
deu logs

# Stop container
deu stop

# Remove container
deu rm

Configuration

deu creates two configuration files:

1. .container/docker-compose.yml: Docker Compose configuration
2. deu.toml: Container metadata and settings

Requirements

• Python 3.6+
• Docker
• Docker Compose

Known Issues

Python virtual envs

If you encounter a ModuleNotFoundError: No module named 'yaml' error when working within an environment, be sure to pip install pyyaml in that environment.