Delete files from slack for each access token in the list. Based on: https://gist.github.com/thesoftwarejedi/d78af9ee12b7f7a9d3e7

bulkdelete.py

import requests
import json
import calendar
import sys
import codecs
from datetime import datetime, timedelta
sys.stdout = codecs.getwriter("utf-8")(sys.stdout, 'strict')

_tokens = ["TOKEN_LIST"]

_domain = "your_domain"
if __name__ == '__main__':
    for _token in _tokens:
        print " /*************************************************************************************"
        print "| Working with access token: " + _token
        print " \*************************************************************************************"
        whileCount = 1
        while 1:
            files_list_url = 'https://slack.com/api/files.list'
            date = str(calendar.timegm((datetime.now() + timedelta(-10)).utctimetuple()))
            data = {"token": _token, "ts_to": date}
            response = requests.post(files_list_url, data=data)
            fileCount = len(response.json()["files"])
            if len(response.json()["files"]) == 0:
                break
            elif(whileCount >= fileCount and whileCount > 1):
                print "We couldn't delete some files and looping over forever won't fix it either. Maybe some files are posted by other users on your private conversations."
                break
            else:
                for f in response.json()["files"]:
                    #get user info for this file
                    userInfoUrl = "https://slack.com/api/users.info"
                    data = {"token": _token, "user": f['user']}
                    userCall = requests.post(userInfoUrl, data=data)
                    userRes = userCall.json()
                    print "# Deleting file " + str(whileCount) + " of " + str(fileCount) +": " + f["name"] + "...".decode('utf-8')
                    
                    timestamp = str(calendar.timegm(datetime.now().utctimetuple()))
                    delete_url = "https://" + _domain + ".slack.com/api/files.delete?t=" + timestamp
                    data = {"token": _token, "file": f["id"], "set_active": "true", "_attempts": "1"}
                    delresp = requests.post(delete_url, data=data)
                    jsondelresp = delresp.json()
                    if(jsondelresp['ok'] is False):
                        print "# ERROR: " + jsondelresp["error"]
                        print "# File owner: " + userRes['user']['name'].decode('utf-8')
                        print "#"
                    whileCount += 1
        print "DONE!"
print ""
raw_input("Press ENTER to exit the window...")