Delete large files from Slack

delete.py

#!/usr/bin/env python3

import requests
import json

token = '' # your token here
limit = 1024 * 1024 # 1MB

def list_files(page=1):
  params = { 'token': token, 'page': page }
  response = requests.get('https://slack.com/api/files.list', params=params)
  return json.loads(response.text)

response = list_files()

for page in range(response['paging']['pages'] + 1):
    response = list_files(page)
    for file in filter(lambda file: file['size'] > limit, response['files']):
        body = { 'token': token, 'file': file['id'] }
        response = requests.post('https://slack.com/api/files.delete', body)
        status = json.loads(response.text)

        if status['ok']:
            print("deleted {}".format(file['name']))
        else:
            print("failed to delete {}: {}".format(file['name'], status['error']))