PM

import requests

username = ''
password = ''

userid = requests.get('http://api.roblox.com/users/get-by-username?username=' + username).json()['Id']
place = requests.get('http://www.roblox.com/users/profile/playergames-json?userid=' + str(userid)).json()['Games'][0]['PlaceID']

s = requests.Session()
s.post('https://www.roblox.com/newlogin', data={'Username': username, 'Password':password, 'ReturnUrl': ''})
token = s.get('https://www.roblox.com/places/' + str(place) + '/settings').json()['XsrfToken']
json = s.post('https://www.roblox.com/messages/send', data={'recipientid': 2719180, 'subject': 'hi', 'body':'hi'}, headers={'X-CSRF-TOKEN': token}).json()
print(json)
if(json['success'] == False):
    if(json['shortMessage'] == 'RecipientPrivacySettingsTooHigh'):
        s.post('https://www.roblox.com/user/follow', data={'targetUserId': str(2719180)}, headers={'X-CSRF-TOKEN': token})
        json = s.post('https://www.roblox.com/messages/send', data={'recipientid': 2719180, 'subject': 'hi', 'body':'hi'}, headers={'X-CSRF-TOKEN': token}).json()
        print(json)