- be clear finalizers survive automatically
- update for PEP 442 __del__ changes
- mention module cleanup changes and weakref.finalize in What's New

Since all versions since 2.2 are under the same licensing terms,
this saves the release manager from touching the two files for
very new minor release.

(should fix the failures on OpenIndiana)

returned empty string.

returned empty string.

binaries.

Best I can tell, the possible values for this aren't documented anywhere.

Merge from 3.3
Addresses Issue #18553: isatty is not Unix only.

Addresses Issue #18553: isatty is not Unix only.

Since we have fine grained import locks in 3.4, I moved the
import to where it is actually needed.

This avoids race conditions when other programs are monitoring
the maildir directory.  Patch by janzert.

Initial patch by Bruno Piguet.

This is implemented as if a useful .netrc file could exist without passwords,
which is possible in the general case; but in fact our netrc implementation
does not support it.  Fixing that issue will be an enhancement.

now detect Python source code encoding only in comment lines.

now detect Python source code encoding only in comment lines.

practice.