Pending removal in Python 3.20

Calling the __new__() method of :class:struct.Struct without the format argument is deprecated and will be removed in Python 3.20. Calling :meth:~object.__init__ method on initialized :class:~struct.Struct objects is deprecated and will be removed in Python 3.20.

(Contributed by Sergey B Kirpichev and Serhiy Storchaka in :gh:143715.)
The __version__, version and VERSION attributes have been deprecated in these standard library modules and will be removed in Python 3.20. Use :py:data:sys.version_info instead.
- :mod:argparse
- :mod:csv
- :mod:ctypes
- :mod:!ctypes.macholib
- :mod:decimal (use :data:decimal.SPEC_VERSION instead)
- :mod:http.server
- :mod:imaplib
- :mod:ipaddress
- :mod:json
- :mod:logging (__date__ also deprecated)
- :mod:optparse
- :mod:pickle
- :mod:platform
- :mod:re
- :mod:socketserver
- :mod:tabnanny
- :mod:tarfile
- :mod:tkinter.font
- :mod:tkinter.ttk
- :mod:wsgiref.simple_server
- :mod:xml.etree.ElementTree
- :mod:!xml.sax.expatreader
- :mod:xml.sax.handler
- :mod:zlib
(Contributed by Hugo van Kemenade and Stan Ulbrych in :gh:76007.)
Deprecations defined by :pep:829:
- Warnings are produced for import lines found in :file:{name}.pth files.
- :file:{name}.pth files are no longer decoded in the locale encoding by default. They MUST be encoded in utf-8-sig.
(Contributed by Barry Warsaw in :gh:148641.)
:mod:ast:
- Creating instances of abstract AST nodes (such as :class:ast.AST or :class:!ast.expr) is deprecated and will raise an error in Python 3.20.