As suggested by Antoine, it's better to patch only test_pep277 than the
unittest module.

narrow/wide unicode build.

keep a local copy of the fileystem encoding, instead of calling
sys.getfilesystemencoding() each time.

The filesystem encoding is now constant.

except when configured --with-pydebug.

Emit this warning from the GC shutdown procedure, rather than just printing to stderr.

handler to parse the Makefile file. Avoid a UnicodeDecodeError if the source
code directory name contains a non-ASCII character and the locale encoding is
ASCII.

tarinfo.mtime is an int, whereas getmtime() is a float and it might be
different by something like 3 µs.

Instead of casting it to wchar_t* without conversion. It fixes a bug if Python
is compiled a non-ascii directory, different than the source code directory,
with C locale.

test_multiprocessing's misbehaviour.

in order to support the TLS SNI extension.  `HTTPSConnection` and
`urlopen()` also use this argument, so that HTTPS virtual hosts are now
supported.

with and without --enable-shared on Ubuntu 10.10.  Hopefully this finally
solves bug 10126.  Will check 3.1 next.

#10166: rewrite self-recursion to iteration in pstats.Stats.add().  Also add a unittest and a stats test file.