Javascript Beautifier with Python

jsbeautify.py

import sys
import logging
import traceback
try:
    import jsbeautifier
    import requests
    import requests_file
except Exception as e:
    sys.exit(print("{0}.. please download this module/s".format(e)))

def beauty(content:str)->str:
    return jsbeautifier.beautify(content.decode())

def getjs(url:str)->dict:
    try: 
        session = requests.Session()
        session.mount("file://", requests_file.FileAdapter())   
        r = session.get(url)
        if r.status_code == 200:
            return {"content":r.content,"status_code":r.status_code}
    except Exception as e:
        logging.error(traceback.format_exc())
        return {"content":"","status_code":500}

def main()->None:
    try:
        url = sys.argv[1]
        output = sys.argv[2]
    except:
        sys.exit(print("\nUsage:\tpython3 {0} <url> <output>\n".format(sys.argv[0])))
    r = getjs(url)
    if r["status_code"] == 200:
        js = beauty(r["content"])
        if output:
            _file = open(sys.argv[2],"w")
            _file.write(js)
            _file.close()
            print("Done! file saved here -> \"{0}\"".format(_file.name))

main()