gh-132983: Make zstd types immutable (GH-133784)
(cherry picked from commit 1a87b6e9ae)
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
gh-132983: Reduce the size of ``_zstdmodule.h`` (GH-133793)
(cherry picked from commit 1a548c0a50)
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
GH-132983: PEP 7 and Argument Clinic changes for zstd (GH-133791)
(cherry picked from commit 1978904a2f)
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
GH-132983: Remove subclassing support from zstd types (GH-133694)
For consistency with ``bz2``, ``lzma``, and ``zlib``.
(cherry picked from commit bd7c5859c6)
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
