Using Pastebin as a free online data storage

pastebin.py

import requests
import xml.etree.ElementTree as ET
import sys

class Pastebin:
    def __init__(self, api_key, user_key):
        self.api_key, self.user_key = api_key, user_key
        self.session = requests.session()
    def _post(self, option, data = None):
        data = data.copy() if data else {}
        data['api_dev_key'] = self.api_key
        data['api_user_key'] = self.user_key
        data['api_option'] = option
        method = 'raw' if option == 'show_paste' else 'post'
        url = 'http://pastebin.com/api/api_{0}.php'.format(method)
        response = self.session.request('POST', url, data=data)
        return response
    def _get_paste_key(self, name):
        response = self._post('list')
        if response.status_code != 200:
            return None
        root = ET.fromstring('<root>' + response.content.decode('utf-8') + '</root>')
        for paste in root:
            if paste.find('paste_title').text == name:
                return paste.find('paste_key').text
        return None
    def get_paste(self, name):
        paste_key = self._get_paste_key(name)
        if paste_key is None:
            return None
        response = self._post('show_paste', {'api_paste_key':paste_key})
        if response.status_code != 200:
            return None
        return response.content
    def _delete_paste(self, name):
        paste_key = self._get_paste_key(name)
        if paste_key is not None:
            self._post('delete', {'api_paste_key':paste_key})
    def _put_paste(self, name, content, expire):
        response = self._post('paste', {
            'api_paste_name':name,
            'api_paste_code':content,
            'api_paste_private':2,
            'api_paste_expire_date':expire
            })
        if response.status_code != 200:
            return None
        supposed_paste_key = response.content.rsplit(b'/', 1)[-1]
        real_paste_key = self._get_paste_key(name)
        if supposed_paste_key != real_paste_key:
            return None
        return real_paste_key
    def _backup(self, name):
        paste_key = self._get_paste_key(name)
        if paste_key is None:
            return
        self._delete_paste(name + '_backup')
        content = self.get_paste(name)
        paste_key = self._put_paste(name + '_backup', content, 'N')
        return paste_key is not None
    def edit_paste(self, name, content, expire=None):
        expire = expire if expire else 'N'
        if self._backup(name):
            self._delete_paste(name)
        paste_key = self._put_paste(name, content, expire)
        return paste_key

if __name__ == "__main__":
    if len(sys.argv) > 1:
        API_KEY = '$API_KEY' # Available after registration on Pastebin API page.
        USER_KEY = '$USER_KEY' # See Pastebin API documentation on how to create User Key.
        pastebin = Pastebin(API_KEY, USER_KEY)
        if sys.argv[1] == "get":
            print(pastebin.get_paste('paste name'))
        elif sys.argv[1] == "put":
            print(pastebin.edit_paste('paste name', 'data to be stored', '1D'))
        else:
            print("unknown method")

how do I use dis

did u figure it out?

did u figure it out?

Sorry, I don't use pastebin for these purposes for a long time now, don't even remember what was the issue.
I think pastebin did not allow frequent updates, something like 1 hour between updates.