REST API File Conversion in Python

pip install requests

import requests

def convert_file(input_path: str, to_format: str, output_path: str, api_key: str):
    """
    Convert any file to the specified format using Convert Fleet API.

    Args:
        input_path: Path to the input file
        to_format: Target format (e.g. 'pdf', 'mp3', 'docx', 'png')
        output_path: Where to save the converted file
        api_key: Your Convert Fleet API key
    """
    url = "https://convertfleet.com/api/convert"
    headers = {"Authorization": f"Bearer {api_key}"}

    with open(input_path, "rb") as f:
        response = requests.post(
            url,
            files={"file": f},
            data={"to": to_format},
            headers=headers
        )

    response.raise_for_status()

    with open(output_path, "wb") as out:
        out.write(response.content)

    print(f"Converted to {to_format}: {output_path}")

# Examples
API_KEY = "YOUR_API_KEY"

# Convert PDF to DOCX
convert_file("document.pdf", "docx", "document.docx", API_KEY)

# Convert MP4 to MP3
convert_file("video.mp4", "mp3", "audio.mp3", API_KEY)

# Convert PNG to WebP
convert_file("image.png", "webp", "image.webp", API_KEY)