An uploading tool for a forthcoming application - hopefully a useful template for you

upload_cli.py

import requests
import cmd
import os
import magic
import json
import sys

URL = "http://127.0.0.1:8080/"

def mimetype(path):
    mime = magic.Magic(mime=True)
    type = mime.from_file(path)
    if type != "image/png" and type != "image/jpeg":
        raise("Image must be a png or jpeg")
        
    return type

def process(*paths):
    l = []
    for p in paths:
        if not os.path.isfile(p):
            raise("Path must be a file")
        t = mimetype(p)
        f = open(p, "rb")
        l.append(("files", (p, f, t)))
        
    return l
    
def upload_files(sess, array, desc):
    r = sess.post(URL+"upload", files=array, data={"desc": desc})
    return r
    
def bulk(index, sess):
    with open(index, 'r') as idx:
        idx = idx.read()
        fs = json.loads(idx)
        for gal in fs["galleries"]:
            arr = process(*gal["photos"])
            desc = gal["desc"]
            upload_files(sess, arr, desc)

class CLI(cmd.Cmd):
    def __init__(self):
        cmd.Cmd.__init__(self)
        self.prompt = "> "
        self.sess = None
        
    def do_quit(self, arg):
        sys.exit(1)
        
    def do_auth(self, creds):
        c = creds.split()
        self.sess = requests.Session()
        self.sess.post(URL+"login", data={"username": c[0], "password": c[1]})
        
    def do_upload(self, target):
        if os.path.isdir(target) or os.path.splitext(target)[1] == ".json":
            bulk(target, self.sess)
        elif os.path.isfile(target):
            a = process(target)
            desc = open(target.split(".")[0]+".txt", "r").read()
            
            r = upload_files(self.sess, a, desc)
            print(r.text)
        else:
            raise("Target must be a file or folder")


'''
files = [
    ("files", ("foo.png", open("foo.png", "rb"), "image/png")) #"files" is the name of the parameter
]
'''

cli = CLI()
cli.cmdloop()

this code SUCKS what the heck!!
who wrote this crap!!!