Make the "python" command resemble the standard Python interpreter

[Doug Evans]

On Thu, Jan 12, 2012 at 9:47 AM,  <Paul_Koning@dell.com> wrote:
>>...
>>> - I may want a script that invokes python interactively.
>>> - How do I write a gdb macro that invokes the python repl?
>>>
>>> Solve those problems, and provide a migration path away from the old
>>> behaviour, and then you've got something.
>>
>>As a strawman, a new command, python-foo, could be provided [python-code?  python-script?] that had the "old" behaviour.
>
> Nice solution.

btw, would we ever want to pass options to the python repl?
If that might ever occur, then we don't want python with arguments to
be the old behaviour.