Converts an image to JPEG

import base64

from PIL import Image, UnidentifiedImageError

import io

# Define the main function with the specified parameter types

def main(image_base64: str):

    try:

        # Decode the base64 encoded image

        image_data = base64.b64decode(image_base64)

        # Convert the binary data to an image

        image = Image.open(io.BytesIO(image_data))

        # Convert the image to JPEG format

        # Note: We use BytesIO to handle the conversion in memory

        with io.BytesIO() as output:

            image.convert("RGB").save(output, format="JPEG")

            jpeg_data = output.getvalue()

        # Encode the JPEG image to base64

        jpeg_base64 = base64.b64encode(jpeg_data).decode("utf-8")

        # Return the base64 encoded JPEG image

        return { "render_all": [ { "file": { "content": jpeg_base64, "filename": "image.jpg" } }, { "jpeg": jpeg_base64 } ]}

    except UnidentifiedImageError:

        # Handle the case where the image cannot be identified

        return "Error: The provided data does not represent a valid image."