are preserved for redirected requests.

values in for loops (dircase, prefix, sitedir).

into "raise Exception".

in a for loop.

in a list comprehension.

in a for loop.

Note:  There is a TBD (aka FIXME) for how best to handle the refused addresses

  - remove unnecessary imports
  - rename dum -> dummy

package.

and make alias lookup lazy.

Note that only those IANA character set aliases were added for which
we actually have codecs in the encodings package.

Added a bunch of command line options to make the script more
generic.

#512871 (Jon Ribbens): Installation instructions are wrong.

Bugfix candidate.

returning NULL causes the interpreter to raise a SystemError.
Noted by Anthony Baxter at Python 10.

This fixes SF bug #514858 (Gregory Smith): complex not entirely
immutable

2.2.1 Bugfix candidate!