(From SF patch #543867)

(Contributed by George Yoshida)

Fixed leak caused by switching from PyList_GetItem to PySequence_GetItem.
Added missing NULL check.
Clarified code by converting an "if" to an "else if".

Will backport to 2.3.

Will backport to 2.3.

    LaTeX2HTML feels free to remove a surrounding element that
    contains no other content.  Since such an element is typically a
    named anchor used for hyperlinking, they should not be removed.
    Unfortunatley, making sure these marks are non-empty is the most
    direct way of avoiding this behavior.

Thanks to Dave Kuhlman for tracking this down; this was some excellent
detective work!

Also remove now unnecessary property attributes for thread safety
(no longer have lazy attributes) and code simplicity reasons.

Timezone storage has been reworked to be simpler and more flexible.  All values
in LocaleTime instances are lower-cased.  This is all done to simplify the
module.

The module now assumes nothing beyond the strptime function will be exposed for
general use beyond providing functionality for strptime.

conform to XHTML rules.

function (not just builtins).

The issue arose in a thread on comp.lang.python.

see how much of the file was not covered by the build process

by returning an empty list instead of raising a TypeError.

Trivial patch, and the alternative is to guess at the right values
based on platform...

submitted by Bernard Herzog.  Closes patch 779830.

to extract next time without having to remember where in CVS to dig it
out.