Name already in use

…inding custom commands (GH-100944)

…tframe (GH-99520)

Also updates calls in collections, doctest, enum, and typing modules to use _getframemodulename first when available.

gh-100998)

_testinternalcapi is an internal module used for testing.

#100997

… splitdrive() (GH-100351)

This brings the Python implementation of `ntpath.normpath()` in line with the C implementation added in 99fcf15

Co-authored-by: Eryk Sun <eryksun@gmail.com>

* Clarify the meaning of the oparg for CACHE and COPY opcode in dis doc

* Use STACK to describe stack operation in analogy with a Python list

* Remove (delta) from BEFORE_WITH since BEFORE_WITH does not take an argument

* Fix the description of the stack impact of multiple opcodes

The details on the "nitems+1" expression is a bit subtle so add a longer
comment about it.

…ents (GH-100913)

Fix the gdbm_compat library detection logic to actually check for
-lgdbm_compat independently of the ndbm detection.
This fixes the build failure with `--with-dbmliborder=gdbm`,
and implicit fallback to ndbm with the default value.

…100935)

The initial implementation did not correctly identify explicitly
marked class instances.

Follow up to 532aa4e

…0946)

These tests become flaky when py.exe exists on the test machine but isn't the one that was just built. They also don't provide any useful information for this scenario, so easiest to just skip them.

CC @AlexWaygood as the reviewer of #100818

Automerge-Triggered-By: GH:AlexWaygood

… docs. (#98761)

…umes (GH-27376)

…e.cpp (GH-100381)

…ing in `mathmodule.c` (#100881)

…object` callback (#13364)

…iles(#100765)