Python-telegram-bot

============
*Released 2020-10-07*

**For a detailed guide on how to migrate from v12 to v13, see this** `wiki page <https://github.com/python-telegram-bot/python-telegram-bot/wiki/Transition-guide-to-Version-13.0>`_.

**Major Changes:**

- Deprecate old-style callbacks, i.e. set ``use_context=True`` by default (:pr:`2050`)
- Refactor Handling of Message VS Update Filters (:pr:`2032`)
- Deprecate ``Message.default_quote`` (:pr:`1965`)
- Refactor persistence of Bot instances (:pr:`1994`)
- Refactor ``JobQueue`` (:pr:`1981`)
- Refactor handling of kwargs in Bot methods (:pr:`1924`)
- Refactor ``Dispatcher.run_async``, deprecating the ``run_async`` decorator (:pr:`2051`)

**New Features:**

- Type Hinting (:pr:`1920`)
- Automatic Pagination for ``answer_inline_query`` (:pr:`2072`)
- ``Defaults.tzinfo`` (:pr:`2042`)
- Extend rich comparison of objects (:pr:`1724`)
- Add ``Filters.via_bot`` (:pr:`2009`)
- Add missing shortcuts (:pr:`2043`)
- Allow ``DispatcherHandlerStop`` in ``ConversationHandler`` (:pr:`2059`)
- Make Errors picklable (:pr:`2106`)

**Minor changes, CI improvements, doc fixes or bug fixes:**

- Fix Webhook not working on Windows with Python 3.8+ (:pr:`2067`)
- Fix setting thumbs with ``send_media_group`` (:pr:`2093`)
- Make ``MessageHandler`` filter for ``Filters.update`` first (:pr:`2085`)
- Fix ``PicklePersistence.flush()`` with only ``bot_data`` (:pr:`2017`)
- Add test for clean argument of ``Updater.start_polling/webhook`` (:pr:`2002`)
- Doc fixes, refinements and additions (:pr:`2005`, :pr:`2008`, :pr:`2089`, :pr:`2094`, :pr:`2090`)
- CI fixes (:pr:`2018`, :pr:`2061`)
- Refine ``pollbot.py`` example (:pr:`2047`)
- Refine Filters in examples (:pr:`2027`)
- Rename ``echobot`` examples (:pr:`2025`)
- Use Lock-Bot to lock old threads (:pr:`2048`, :pr:`2052`, :pr:`2049`, :pr:`2053`)

============
*Released 2020-06-22*

**Major Changes:**

- Remove Python 2 support (:pr:`1715`)
- Bot API 4.9 support (:pr:`1980`)
- IDs/Usernames of ``Filters.user`` and ``Filters.chat`` can now be updated (:pr:`1757`)

**Minor changes, CI improvements, doc fixes or bug fixes:**

- Update contribution guide and stale bot (:pr:`1937`)
- Remove ``NullHandlers`` (:pr:`1913`)
- Improve and expand examples (:pr:`1943`, :pr:`1995`, :pr:`1983`, :pr:`1997`)
- Doc fixes (:pr:`1940`, :pr:`1962`)
- Add ``User.send_poll()`` shortcut (:pr:`1968`)
- Ignore private attributes en ``TelegramObject.to_dict()`` (:pr:`1989`)
- Stabilize CI (:pr:`2000`)

============
*Released 2020-05-02*

**Major Changes:**

- Bot API 4.8 support. **Note:** The ``Dice`` object now has a second positional argument ``emoji``. This is relevant, if you instantiate ``Dice`` objects manually. (:pr:`1917`)
- Added ``tzinfo`` argument to ``helpers.from_timestamp``. It now returns an timezone aware object. This is relevant for ``Message.{date,forward_date,edit_date}``, ``Poll.close_date`` and ``ChatMember.until_date`` (:pr:`1621`)

**New Features:**

- New method ``run_monthly`` for the ``JobQueue`` (:pr:`1705`)
- ``Job.next_t`` now gives the datetime of the jobs next execution (:pr:`1685`)

**Minor changes, CI improvements, doc fixes or bug fixes:**

- Stabalize CI (:pr:`1919`, :pr:`1931`)
- Use ABCs ``abstractmethod`` instead of raising ``NotImplementedError`` for ``Handler``, ``BasePersistence`` and ``BaseFilter`` (:pr:`1905`)
- Doc fixes (:pr:`1914`, :pr:`1902`, :pr:`1910`)

==============
*Released 2020-04-11*

**Bug fixes:**

- Fix serialization of ``reply_markup`` in media messages (:pr:`1889`)

============
*Released 2020-04-10*

**Major Changes:**

- Bot API 4.7 support. **Note:** In ``Bot.create_new_sticker_set`` and ``Bot.add_sticker_to_set``, the order of the parameters had be changed, as the ``png_sticker`` parameter is now optional. (:pr:`1858`)

**Minor changes, CI improvements or bug fixes:**

- Add tests for ``swtich_inline_query(_current_chat)`` with empty string (:pr:`1635`)
- Doc fixes (:pr:`1854`, :pr:`1874`, :pr:`1884`)
- Update issue templates (:pr:`1880`)
- Favor concrete types over "Iterable" (:pr:`1882`)
- Pass last valid ``CallbackContext`` to ``TIMEOUT`` handlers of ``ConversationHandler`` (:pr:`1826`)
- Tweak handling of persistence and update persistence after job calls (:pr:`1827`)
- Use checkoutv2 for GitHub actions (:pr:`1887`)

==============
*Released 2020-03-30*

**Minor changes, doc fixes or bug fixes:**

- Add missing docs for `PollHandler` and `PollAnswerHandler` (:pr:`1853`)
- Fix wording in `Filters` docs (:pr:`1855`)
- Reorder tests to make them more stable (:pr:`1835`)
- Make `ConversationHandler` attributes immutable (:pr:`1756`)
- Make `PrefixHandler` attributes `command` and `prefix` editable (:pr:`1636`)
- Fix UTC as default `tzinfo` for `Job` (:pr:`1696`)