newbie win32 stuff

[tony roth]

Thanks for the reply John,

the funny thing is that it executes fine sometimes but if it fails it will
not work correctly until I exit python and then re execute python!
anyway thanks
tr


"John Nielsen" <nielsenjf at my-deja.com> wrote in message
news:848tpj$tdf$1 at nnrp1.deja.com...
> I recently switched to python for win32 stuff from using C++ and Perl
> and have found it to be very easy to use.
>
> The try: except: block catches 'exceptions' which are basically errors
> that typically cause the program to halt. In other words, it gives you
> the ability to decide what the program should do when faced with an
> error. Perhaps you don't want it to exit or maybe you need to do some
> cleanup before exiting.
>
> Another useful thing to do with the 'except:' part of the block is print
> out the actual error.
>
> For example,
> try:
>    . . . bad code here  . . .
> except:
>    print 'I got an error and it is',sys.exc_type , sys.exc_value
>
> If you import sys, you can use that module to show you the error python
> got.
>
> I tried some some registry code in conjunction with NetServerEnum in
> pythonwin and had no problems. Where is your code hanging?
>
> john
>
>
>
> In article <TlR94.2978$k7.129979 at news1.teleport.com>,
>   "tony roth" <roth at teleport.com> wrote:
> > I have a script that when I run it within pythonwin it behaves poorly
> but
> > when I run it within idle it runs just fine.  Below is the code, I'm
> just
> > learning python so forgive me if it looks screwy.   Under idle it
> creates a
> > tuple "dm" which contains the names of all workstations within the
> > "xyzdomain" and then enumerates the nameserver values but under
> pythonwin it
> > just hangs the process.  Any ideas.
> > thanks
> >
> > ps the try/except construct is still confusing to me.  Is the try
> catching
> > all exceptions generated beween the the try: except: construct?
> >
> > import win32net,win32netcon,win32api,win32con
> >
> dm=win32net.NetServerEnum('',100,win32netcon.SV_TYPE_WORKSTATION,'xyzdom
> ain'
> > ,0,4096*2)
> > for x in dm[0]:
> >    try:
> >
> >
> rk=win32api.RegConnectRegistry(str(x['name']),win32con.HKEY_LOCAL_MACHIN
> E)
> >
> >
> nk=win32api.RegOpenKeyExrk,'SYSTEM\\CurrentControlSet\\Services\\NetBT\\
> Adap
> > ters\\',0,win32con.KEY_ALL_ACCESS)
> >       test=win32api.RegEnumKey(nk,0)
> >       regkey='SYSTEM\\CurrentControlSet\\Services\\NetBT\\Adapters\\'
> + test
> >       nk=win32api.RegOpenKeyEx(rk,regkey,0,win32con.KEY_ALL_ACCESS)
> >       ns=win32api.RegQueryValueEx(nk,'NameServer')
> >       print str(x['name']),
> >       print ns[0][0],
> > except:
> >       print "can not contact " + str(x['name'])
> >
> >
>
> --
> nielsenjf at my-Deja.com
>
>
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