Here you can see the full list of changes between each twilio-python release.

Chat

• Add Binding resource
• Add UserBinding resource

Library

• #394 Update request validator to remove port numbers from https urls. Thanks @Brodan!
• #385 Add request logging and hooking. Thanks @tysonholub!

Api

• Add address_sid param to IncomingPhoneNumbers create and update
• Add 'fax_enabled' option for Phone Number Search

Api

• Add smart_encoded param for Messages
• Add identity_sid param to IncomingPhoneNumbers create and update

Preview

• Make 'address_sid' and 'email' optional fields when creating a HostedNumberOrder
• Add AuthorizationDocuments preview API.

Proxy

• Initial Release

Wireless

• Added ip_address to sim resource

Twiml

• Rename number to phone_number in Voice Number TwiML. (breaking change)
• Rename message to body in Messaging TwiML. (breaking change)

Preview

• Add acc_security (authy-phone-verification) initial api-definitions

Taskrouter

• [bi] Less verbose naming of cumulative and real time statistics

Chat

• Make member accessible through identity
• Make channel subresources accessible by channel unique name
• Set get list 'max_page_size' parameter to 100
• Add service instance webhook retry configuration
• Add media message capability
• Make body an optional parameter on Message creation. (breaking change)

Notify

• data, apn, gcm, fcm, sms parameters in Notifications create resource are dicts/objects instead of strings. Passing manually stringified json will continue to work.

Taskrouter

• Add new query ability by TaskChannelSid or TaskChannelUniqueName
• Move Events, Worker, Workers endpoint over to CPR
• Add new RealTime and Cumulative Statistics endpoints

Video

• Create should allow an array of video_codecs.
• Add video_codecs as a property of room to make it externally visible.

Api

• Add sip_registration property on SIP Domains
• Add new video and market usage category keys

• Added last_response and last_request to http_client

Sync

• Add support for Streams

Wireless

• Added DataSessions sub-resource to Sims.

Library

• Allow creating AccessTokens/Jwts without generating nbf. Passing None in the constructor will remove nbf from jwt payload.

Api

• Update status enum for Recordings to include 'failed'
• Add error_code property on Recordings

Chat

• Add mutable parameters for channel, members and messages

Video

• New media_region parameter when creating a room, which controls which region media will be served out of.

Twiml

• Add support for speech_timeout, max_speech_time, and profanity_filter attributes on Gather verb.

Library

• Remove bundled certificates, use certifi package via requests.
• Add option to use connection pooling. This is enabled by default and will use one Session for all requests in Client.
  • To disable this, pass pool_connections parameter when creating your Twilio client.

from twilio.rest import Client
from twilio.http.http_client import TwilioHttpClient

client = Client(
    username,
    password,
    http_client=TwilioHttpClient(pool_connections=False)
)

Api

• Add VoiceReceiveMode {'voice', 'fax'} option to IncomingPhoneNumber UPDATE requests

Chat

• Add channel message media information
• Add service instance message media information

Preview

• Removed 'email' from bulk_exports configuration api [bi]. No migration plan needed because api has not been used yet.
• Add DeployedDevices.

Sync

• Add support for Service Instance unique names

Fixed PyJWT >= 1.5.1 exception

Api

• Add New wireless usage keys added
• Add auto_correct_address param for Addresses create and update
• Add ChatGrant grant and deprecate IpMessagingGrant

Video

• Add video_codec enum and video_codecs parameter, which can be set to either VP8 or H264 during room creation.
• Restrict recordings page size to 100

This release adds Beta and Preview products to main artifact.

Previously, Beta and Preview products were only included in the alpha artifact. They are now being included in the main artifact to ease product discoverability and the collective operational overhead of maintaining multiple artifacts per library.

Api

• Remove unused encryption_type property on Recordings (breaking change)
• Update status enum for Messages to include 'accepted'

Messaging

• Fix incorrectly typed capabilities property for PhoneNumbers.

Notify

• Add ToBinding optional parameter on Notifications resource creation. Accepted values are json strings.

Preview

• Add sms_application_sid to HostedNumberOrders.

Taskrouter

• Fully support conference functionality in reservations.

Api

• Update AnnounceMethod parameter naming for consistency

Notify

• Add ToBinding optional parameter on Notifications resource creation. Accepted values are json strings.

Preview

• Add verification_attempts to HostedNumberOrders.
• Add status_callback_url and status_callback_method to HostedNumberOrders.

Video

• Filter recordings by date using the parameters DateCreatedAfter and DateCreatedBefore.
• Override the default time-to-live of a recording's media URL through the Ttl parameter (in seconds, default value is 3600).
• Add query parameters SourceSid, Status, DateCreatedAfter and DateCreatedBefore to the convenience method for retrieving Room recordings.

Wireless

• Added national and international data limits to the RatePlans resource.

• Pin PyJWT to below version 1.5.1 to fix broken build.
• Fix json load error for python 3.3 - 3.5

• Add several missing <Gather> attributes.
  • partial_result_callback
  • partial_result_callback_method
  • language
  • hints
  • barge_in
  • acknowledge_sound_url
  • input
• Remove client-side max page size validation.
• Support announce_url and announce_url_method on Conference Participants.
• TwiML docstring corrections.

• Remove support for Python 2.6.
• Add locality field to AvailablePhoneNumbers.
• Add origin field to IncomingPhoneNumbers.
• Add in_locality parameter to AvailablePhoneNumbers.
• Add origin parameter to IncomingPhoneNumbers.
• Add new sync categories to UsageRecords.
• Support unicode in validation_client.
• Add muted parameter to <Conference> Twiml.

• Rename RoomList to RoomRecordingsList.

• Add video domain.
• Update usage record categories.
• Add get_page method for reentrant paging.

• Allow *kwargs in TwiML Gather

• Add Task verb to VoiceResponse
• Add Echo verb to VoiceResponse
• Add Sim verb to VoiceResponse

• Add v2 of chat.twilio.com.
• Add recording_channels parameter to Participant create and update.
• Add recording_status_callback parameter to Participant create and update.
• Add recording_status_callback_method parameter to Participant create and update.
• Add sip_auth_username parameter to Participant create and update.
• Add region parameter to Participant create and update.
• Add conference_recording_status_callback parameter to Participant create and update.
• Add conference_recording_status_callback_method parameter to Participant create and update.
• Add validity_period parameter to Messages.

New Major Version

The newest version of the twilio-python helper library!

This version brings a host of changes to update and modernize the twilio-python helper library. It is auto-generated to produce a more consistent and correct product.

• Full API Documentation
• General Documentation

Released May 19, 2015:

• Add support for the beta field to IncomingPhoneNumbers and AvailablePhoneNumbers

Released May 14, 2015:

• Add support for Call Status Events in TwiML

Released May 7, 2015:

• Add support for the Twilio Monitor APIs: Events and Alerts

Released May 6, 2015:

• Add support for the Twilio Pricing API

Released April 16, 2015:

• Remove the deprecated count function from ListResource

Released March 31, 2015:

• Support for the new Twilio Lookups API

Released March 10, 2015:

• Add missing docstrings and examples for TaskRouter

Released February 24, 2015:

• Restore Tokens resource to TwilioRestClient

Released February 20, 2015:

• Restore Python 2.6 and 3.x support

Released February 18, 2015:

• Add TaskRouterClient and resources to support the new TaskRouter API
• Stop prepending numeric error code to exception error messages

Released January 14, 2015

• Update request construction for Tokens

Released December 22, 2014

• Specify Python 3 dependencies in wheel package

Released November 24, 2014

• Fix compatibility issue for Python 3.4

Released November 21, 2014

• Add support for the new Tokens endpoint

Released November 13, 2014

• Add support for DELETE to Call and Message records
• Add support for redacting Message body fields

Released October 30, 2014

• Add Python 3.4 support
• Add wheel packaging
• Fix compatibility with earlier Python 2 releases

Released October 9, 2014

• Remove unneeded unittest2py3k dependency.
• Restore backwards-compatible exception import paths.

Released August 6, 2014

• Fix Python 2.5 compatibility.
• Add CallFeedback resources.
• Typo fixes and formatting cleanup.
• Refactor exception hierarchy and imports.
• Documentation improvements.

Released on February 27, 2014

• Previously the error message was set based on the tty value; instead now we detect tty when you try to print the error message. The msg property of the exception is set to a decent value.
• twilio-python now uses entirely relative imports, so it may be easier to include it as a part of another package.

• Remove unittest2 dependency.
• Tests no longer run against Python 2.5.
• update(), delete() work on Application, Transcription and UsageTrigger instance classes.

Released November 5, 2013

• Adds support for the 'digits' attribute of Play verbs in TwiML creation.
• Updates documentation for Message TwiML verb
• Bugfix for tty detection in error formatting

Released October 21, 2013

• Adds support for filtering by type to IncomingPhoneNumbers.

• Adds support for filtering for mobile numbers to both IncomingPhoneNumbers and AvailablePhoneNumbers.

Released on September 24, 2013

• Adds support for HTTP and SOCKS4/5 proxies to the REST client.

Released on September 18, 2013

• Adds support for the new Message and SIP resources to the REST API client.
• Adds support for the new Message verb to the TwiML generator.

Released on September 6, 2013

• twilio-python now includes an SSL certfication file to ensure that connections to api.twilio.com don't fail with SSLError.

Released on August 26, 2013

• You can now delete transcriptions

Released on May 21, 2013

• Fixes an issue in the 3.5.0 release where null dates would cause the library to raise a TypeError.

Released on May 21, 2013

• date_created and date_updated objects are now returned as Python datetime.datetime objects instead of as RFC 2822 formatted strings. This is a backwards incompatible change. (via @abrinsmead)
• The library will not throw a UnicodeDecodeError when parsing API responses with Python 3.
• You can pass integers to Twiml arguments. (via @jvankoten)
• Ensuring the tests always pass on Python 3. (via @ftobia)
• Add the list of AUTHORS
• Fixes a timing attack vector in signature validation. (via @zacharyvoase)

Released on April 1, 2013

Allow the Account object to access usage records and usage trigger data, in addition to the client. Reporter: Trenton McManus

Adds support for Sip

Adds correct dependencies to the setup.py file.

Released on January 2, 2013

Adds a convenience function to retrieve the members of a queue by running client.members("QU123").

Python3 support!

• Fix a bug where participants could not be kicked from a Conference

• Add support for Queue. Fix a bug where the library wouldn't work in Python 2.5

• Fix an error introduced in 3.3.7 that prevented validation calls from succeeding.

• Use next_page_uri when iterating over a list resource

• Allow arbitrary keyword arguments on resource creation and listing

• Remove doc/tmp directory which was preventing installation on certain Windows machines
• Add Travis CI integration
• Update httplib2 dependency

Released on January 18, 2011

• Fix a bug with the deprecated TwilioRestClient.request method
• Fix a bug in filtering SMS messages by DateSent

Released on December 16, 2011

• Allow both unicode strings and encoded byte strings in request data
• Add support for SMS and Voice application sids to phone number updating
• Fix documentation error relating to phone number purchasing
• Include doc string information for decorated functions

Released on November 3, 2011

• Support unicode characters when validating requests
• Add support for Great Britain language on the Say verb
• Set Sms Application, Voice Application, and/or a Friendly Name when purchasing a number
• Add missing parameters for resource creation and update

Released on September 29, 2011

• TwiML verbs can now be used as context managers

Released on September 27, 2011

• Allow phone numbers to be transferred between accounts and subaccounts

Released on September 21, 2011

• Add support for Twilio Connect. Connect applications and authorized Connect applications are now availble via the REST client.
• Fix a problem where date and datetimes weren't coverted to strings when querying list resources