MAJOR version bumps will have upgrade notes posted here.

Version 7.x.x is the first version that officially drops support for Python versions 2.7, 3.4, and 3.5.

• Six
  • Removed use of u a fake unicode literal
  • Removed use of b a fake bytes literal
  • Removed PY3 a boolean indicating if the code is running on Python 3
  • text_type type for representing (Unicode) textual data --> str
  • iteritems returns an iterator over dictionary’s items --> items
  • string_types possible types for text data like basestring() in Python 2 and str in Python 3.--> str
• twilio/compat.py
  • from twilio.compat import urlencode --> from urllib.parse import urlencode
  • izip --> zip
• twilio/jwt/compat.py
  • Removed compat.compare_digest
• twilio/jwt/init.py
  • Removed import for simplejson and json

• Updated PyJWT to >=2.0.0

// 6.x.x
from twilio.jwt.access_token import AccessToken
token.to_jwt(algorithm='HS512')

// 7.x.x
from twilio.jwt.access_token import AccessToken
token.to_jwt()

This was changed to add support for sending media in Chat messages, users can now either provide a body or a media_sid.

from twilio.rest import Client

client = Client('AC123', 'auth')
client.chat.v2.services('IS123').channels('CH123').messages.create("this is the body")

from twilio.rest import Client

client = Client('AC123', 'auth')
client.chat.v2.services('IS123').channels('CH123').messages.create(body="this is the body")