This implements PEP 3121 module finalization as well. This change does not
cause any significant impact on performance.

asyncio: Change write buffer use to avoid O(N**2). Make write()/sendto() accept bytearray/memoryview too. Change some asserts with proper exceptions.

The limit is now 178,956,969 on 64 bit (it is greater on 32 bit because
structures are smaller).

Use int instead of Py_ssize_t to store the number of frames to have smaller
traceback_t objects.

documentation. Use also the term "current" for the current size.

Patch by Claudiu Popa.

I fixed the bug that was in my previous attempt of this cleanup. I ran
the full test suite to verify I didn't introduce any obvious bugs.

This test requires the ifconfig executable on $PATH, /sbin/, or /usr/sbin.

This test requires the ifconfig executable on $PATH, /sbin/, or /usr/sbin.

pythoncore sub-project.  This should prevent build errors due a previous
build's python(_d).exe still running.

pythoncore sub-project.  This should prevent build errors due a previous
build's python(_d).exe still running.

of the time.  Patch by Julian Gindi.

virtual interface.  Original patch by Kent Frazier.

virtual interface.  Original patch by Kent Frazier.

Issue #19638: Raise ValueError instead of crashing when converting billion character strings to float.

Change stacklevel in warnings.warn() for 'SO' key to 2.