Automatically organise your 'downloads' folder with python3 (script may be invoked via a cronjob).

sort_downloads.py

from pathlib import Path

# Set the path to 'downloads' directory
downloads = Path.home() / "downloads"

# File endings for different types
pictures = ['.jpg', '.png', '.gif', '.JPG', '.jpeg']
media = ['.mp3', '.avi', '.mp4']
documents = ['.pdf', '.doc', '.docx', '.txt', '.xls', '.xlsx']
compressedFiles = ['.rar', '.zip']
setupFiles = ['.exe', '.msi']

# Locations for files
picturesLocation = downloads / "pictures"
mediaLocation = downloads / "media"
documentsLocation = downloads / "documents"
compressedFilesLocation = downloads / "compressedFiles"
setupFilesLocation = downloads / "setupFiles"

# Create folders
Path.mkdir(picturesLocation, parents=True, exist_ok=True)
Path.mkdir(mediaLocation, parents=True, exist_ok=True)
Path.mkdir(documentsLocation, parents=True, exist_ok=True)
Path.mkdir(compressedFilesLocation, parents=True, exist_ok=True)
Path.mkdir(setupFilesLocation, parents=True, exist_ok=True)

# Get all files from 'downloads' folder
files = Path.glob(downloads, "*")

# Sort the files based on their filetype (suffix)
for f in files:
    if f.suffix in pictures:
        Path(f).rename(picturesLocation / f.name)
    if f.suffix in media:
        Path(f).rename(mediaLocation / f.name)
    if f.suffix in documents:
        Path(f).rename(documentsLocation / f.name)
    if f.suffix in compressedFiles:
        Path(f).rename(compressedFilesLocation / f.name)
    if f.suffix in setupFiles:
        Path(f).rename(setupFilesLocation / f.name)