tuyv Nano Banana Pro (Gemini 3 Pro Image)
Use the bundled script to generate or edit images.
Generate
uv run {baseDir}/scripts/generate_image.py --prompt "your image description" --filename "output.png" --resolution 1K
Edit (Single Image)
uv run {baseDir}/scripts/generate_image.py --prompt "edit instructions" --filename "output.png" -i "/path/in.png" --resolution 2K
Multi-Image Composition (up to 14 images)
uv run {baseDir}/scripts/generate_image.py --prompt "combine these into one scene" --filename "output.png" -i img1.png -i img2.png -i img3.png
API Key
Set GEMINI_API_KEY as an environment variable, or pass --api-key <KEY> to the script.
Aspect Ratio (optional)
uv run {baseDir}/scripts/generate_image.py --prompt "portrait photo" --filename "output.png" --aspect-ratio 9:16
Notes
- Resolutions:
1K(default),2K,4K. - Aspect ratios:
1:1,2:3,3:2,3:4,4:3,4:5,5:4,9:16,16:9,21:9. Without--aspect-ratio, the model picks freely. - Use timestamps in filenames for uniqueness:
yyyy-mm-dd-hh-mm-ss-name.png. - Do not read the image back into context; report the saved path only.