nanobanana

# Nano Banana - AI Image Generation Generate and edit images using Google's Gemini 3 Pro Image model (`gemini-3-pro-image-preview`, nicknamed "Nano Banana Pro" 🍌). ## Prerequisites **Required:** - `GEMINI_API_KEY` - Get from [Google AI Studio](https://aistudio.google.com/apikey) - Python 3.10+ with `google-genai` package **Install dependencies:** ```bash pip install google-genai pillow ``` ## Quick Start ### Generate an image: ```bash python3 <skill_dir>/scripts/generate.py "a cute robot mascot, pixel art style" -o robot.png ``` ### Edit an existing image: ```bash python3 <skill_dir>/scripts/generate.py "make the background blue" -i input.jpg -o output.png ``` ### Generate with specific aspect ratio: ```bash python3 <skill_dir>/scripts/generate.py "cinematic landscape" --ratio 21:9 -o landscape.png ``` ### Generate high-resolution 4K image: ```bash python3 <skill_dir>/scripts/generate.py "professional product photo" --size 4K -o product.png ``` ## Script Reference ### `scripts/generate.py` Main image generation script. ``` Usage: generate.py [OPTIONS] PROMPT Arguments: PROMPT Text prompt for image generation Options: -o, --output PATH Output file path (default: auto-generated) -i, --input PATH Input image for editing (optional) -r, --ratio RATIO Aspect ratio (1:1, 16:9, 9:16, 21:9, etc.) -s, --size SIZE Image size: 2K or 4K (default: standard) --search Enable Google Search grounding for accuracy -v, --verbose ...