AttributeError: 'NoneType' object has no attribute 'group'

## Description of the problem
when running this examle code i can't login and get errors.

## Code to reproduce
```py
# Example code
from fbchat import Client
from fbchat.models import *
import logging
logging.basicConfig(level=logging.DEBUG)
client = Client('', '')
print(client.uid)
client.logout()

```

## Traceback
```
Logging in mhem2014@yahoo.com...
INFO:client:Logging in mhem2014@yahoo.com...
DEBUG:urllib3.connectionpool:Starting new HTTPS connection (1): m.facebook.com:443
DEBUG:urllib3.connectionpool:https://m.facebook.com:443 "GET / HTTP/1.1" 200 None
DEBUG:urllib3.connectionpool:https://m.facebook.com:443 "POST /login.php?login_attempt=1 HTTP/1.1" 302 0
DEBUG:urllib3.connectionpool:https://m.facebook.com:443 "GET /login/save-device/?login_source=login&refsrc=https%3A%2F%2Fwww.facebook.com%2F&_rdr HTTP/1.1" 200 None
DEBUG:urllib3.connectionpool:https://m.facebook.com:443 "GET /login/save-device/cancel/ HTTP/1.1" 302 0
DEBUG:urllib3.connectionpool:https://m.facebook.com:443 "GET /?_rdr HTTP/1.1" 200 None
DEBUG:urllib3.connectionpool:Starting new HTTPS connection (1): www.facebook.com:443
DEBUG:urllib3.connectionpool:https://www.facebook.com:443 "GET / HTTP/1.1" 200 0
Attempt #1 failed, retrying
Traceback (most recent call last):
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_client.py", line 209, in login
user_agent=user_agent,
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_state.py", line 149, in login
return cls.from_session(session=session)
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_state.py", line 186, in from_session
fb_dtsg = FB_DTSG_REGEX.search(r.text).group(1)
AttributeError: 'NoneType' object has no attribute 'group'
ERROR:client:Attempt #1 failed, retrying
Traceback (most recent call last):
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_client.py", line 209, in login
user_agent=user_agent,
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_state.py", line 149, in login
return cls.from_session(session=session)
File "C:\Users\el safer\AppData\Local\Programs\Python\Python37-32\lib\site-packages\fbchat\_state.py", line 186, in from_session
fb_dtsg = FB_DTSG_REGEX.search(r.text).group(1)
AttributeError: 'NoneType' object has no attribute 'group'
```

## Environment information
- Python version:3.7.0
- `fbchat` version:1.9.6
- If relevant, output from `$ python -m pip list`
```
absl-py 0.9.0
aenum 2.2.3
aiohttp 3.5.4
alabaster 0.7.12
altgraph 0.16.1
amazonify 0.1
appdirs 1.4.3
Appium-Python-Client 0.50
APScheduler 3.6.3
asn1crypto 0.24.0
astor 0.8.1
async-timeout 3.0.1
attrs 19.3.0
auto-py-to-exe 2.6.1
Automat 20.2.0
Babel 2.7.0
backcall 0.1.0
beautifulsoup4 4.6.3
bottle 0.12.16
bottle-websocket 0.2.9
bs4 0.0.1
cachetools 4.1.0
certifi 2018.8.24
cffi 1.12.3
chardet 3.0.4
Click 7.0
clipboard 0.0.4
cloudmersive-convert-api-client 2.4.3
cloudmersive-image-api-client 2.1.5
cloudmersive-ocr-api-client 2.2.1
cloudmersive-validate-api-client 2.1.2
colorama 0.4.1
ConfigArgParse 0.11.0
configparser 3.7.4
constantly 15.1.0
cryptography 2.7
cssselect 1.0.3
cycler 0.10.0
Cython 0.29.16
decorator 4.4.2
distlib 0.3.0
distro 1.5.0
Django 2.2.2
dnspython 1.16.0
docutils 0.14
Eel 0.10.4
entrypoints 0.3
et-xmlfile 1.0.1
eventlet 0.25.0
fake-useragent 0.1.11
fbchat 1.9.6
filelock 3.0.12
flake8 3.7.7
Flask 1.0.2
Flask-MySQL 1.5.1
Flask-SocketIO 4.1.0
Flask-WTF 0.14.2
freelancersdk 0.1.20
future 0.16.0
gast 0.3.3
geographiclib 1.49
geopy 1.19.0
gevent 1.4.0
gevent-websocket 0.10.1
google-api-core 1.17.0
google-api-python-client 1.8.2
google-auth 1.14.0
google-auth-httplib2 0.0.3
google-cloud-vision 1.0.0
google-search-results 1.8.1
googleapis-common-protos 1.51.0
googletrans 2.4.0
greenlet 0.4.15
grpcio 1.28.1
guzzle-sphinx-theme 0.7.11
h5py 2.10.0
hangups 0.4.9
html5lib 1.0.1
httplib2 0.17.3
hyperlink 19.0.0
idna 2.7
imagecodecs 2020.2.18
imageio 2.8.0
imagesize 1.1.0
importlib-metadata 1.6.0
imutils 0.5.3
incremental 17.5.0
instagram-private-api 1.6.0.0
InstagramAPI 1.0.2
instaloader 4.3.1
ipython 7.14.0
ipython-genutils 0.2.0
itsdangerous 1.1.0
jdcal 1.4.1
jedi 0.17.0
Jinja2 2.10.1
joblib 0.15.1
kamene 0.32
Keras 2.0.8
Keras-Applications 1.0.8
Keras-Preprocessing 1.1.2
kiwisolver 1.1.0
lanscan 0.9.5
lml 0.0.9
lxml 4.3.3
macholib 1.11
Markdown 3.2.2
MarkupSafe 1.1.1
matplotlib 3.1.1
mccabe 0.6.1
MechanicalSoup 0.6.0
mechanize 0.4.2
monotonic 1.5
moviepy 0.2.3.2
mpegdash 0.2.0
multidict 4.5.2
mysql-connector 2.2.9
mysql-connector-python 8.0.15
netaddr 0.7.19
netifaces 0.10.9
networkx 2.4
nltk 3.4.4
nose 1.3.7
numpy 1.16.3
opencv-python 4.1.1.26
openpyxl 2.6.2
packaging 19.0
paho-mqtt 1.5.0
pandas 0.24.2
parse 1.12.0
parsel 1.5.2
parso 0.7.0
pbkdf2 1.3
pdf2image 1.12.1
pdfminer.six 20200517
pdftotree 0.4.0
pefile 2018.8.8
pickleshare 0.7.5
Pillow 6.0.0
pip 18.0
pocketsphinx 0.1.15
prompt-toolkit 3.0.5
Protego 0.1.16
protobuf 3.6.1
py2exe 0.9.2.0
pyaaf2 1.4.0
pyaes 1.6.1
pyasn1 0.4.8
pyasn1-modules 0.2.8
pyavb 0.1.0.dev2
pycodestyle 2.5.0
pycparser 2.19
pycryptodome 3.9.7
PyDispatcher 2.0.5
pyee 6.0.0
pyexcel 0.5.13
pyexcel-io 0.5.17
pyflakes 2.1.1
pygame 1.9.4
Pygments 2.4.2
PyHamcrest 2.0.2
PyInstaller 3.6
PyMySQL 0.9.3
pynput 1.4.2
pyOpenSSL 19.0.0
pyparsing 2.4.0
PyPDF2 1.26.0
pyperclip 1.8.0
pyppeteer 0.0.25
PyQt5 5.13.0
PyQt5-sip 12.7.2
pyqt5-tools 5.13.0.1.5
pyquery 1.4.0
Pyrogram 0.17.0.dev0
pyserial 3.4
PySocks 1.7.0
pyTelegramBotAPI 3.6.7
pytesseract 0.3.3
python-dateutil 2.8.0
python-dotenv 0.13.0
python-engineio 3.8.2
python-nmap 0.6.1
python-socketio 4.2.0
python-telegram 0.11.0
python-telegram-bot 12.4.2
pyttsx3 2.7
pytz 2019.1
pyusb 1.0.2
PyWavelets 1.1.1
pywin32 223.1
pywin32-ctypes 0.2.0
PyX 0.15
PyYAML 5.1.1
queuelib 1.5.0
readlike 0.1.2
ReParser 1.4.3
requests 2.23.0
requests-file 1.4.3
requests-html 0.10.0
requests-toolbelt 0.7.0
rsa 4.0
scapy 2.4.3
scapy-python3 0.26
schedule 0.6.0
scikit-image 0.17.2
scikit-learn 0.23.1
scipy 1.4.1
Scrapy 2.0.1
selectivesearch 0.4
selectorlib 0.16.0
selenium 3.141.0
selenium-requests 1.3
seleniumbot 0.1
service-identity 18.1.0
setuptools 39.0.1
six 1.12.0
sklearn 0.0
snowballstemmer 1.9.0
sortedcontainers 2.1.0
SpeechRecognition 3.8.1
Sphinx 2.1.2
sphinxcontrib-applehelp 1.0.1
sphinxcontrib-devhelp 1.0.1
sphinxcontrib-htmlhelp 1.0.2
sphinxcontrib-jsmath 1.0.1
sphinxcontrib-qthelp 1.0.2
sphinxcontrib-serializinghtml 1.1.3
sqlparse 0.3.0
statistics 1.0.3.5
tabula-py 2.1.0
telebot 0.0.3
tensorboard 1.12.2
tensorflow 1.12.0
termcolor 1.1.0
tesseract 0.1.3
texttable 1.6.1
TgCrypto 1.2.0
threadpoolctl 2.0.0
tifffile 2020.5.11
tldextract 2.2.1
tornado 6.0.4
tqdm 4.11.2
traitlets 4.3.3
trunofficial 0.2.4
Twisted 20.3.0
tzlocal 2.0.0
UNKNOWN 0.0.0
uritemplate 3.0.1
urllib3 1.23
urwid 1.3.1
virtualenv 20.0.18
w3lib 1.20.0
Wand 0.6.1
wcwidth 0.1.9
webencodings 0.5.1
websocket-client 0.56.0
websockets 7.0
Werkzeug 0.15.2
wheel 0.34.2
whichcraft 0.5.2
wifi 0.3.8
WTForms 2.2.1
xlrd 1.2.0
XlsxWriter 1.2.8
xlutils 2.0.0
xlwt 1.3.0
xmltodict 0.12.0
yarl 1.3.0
zipcodes 1.0.5
zipp 3.1.0
zope.interface 5.0.2
```
If you have done any research, include that.
Yes i have done a research but the errors seems to be old.
i am using IDLE btw.