> Hello all,

> Maybe this is a duplicate of Issue 252:

> I am using psutil on a Windows 7 64 bit box, but the following code
> snippet:

>     for p in psutil.process_iter():
>         if p.name == 'explorer.exe':
>             print p.pid, p.getcwd()

> prints `3944 C:\Windows\system32` in a 64 bit Python session, while it
> raises NoSuchProcess in a 32 bit Python session opened at the same
> time (I mean that process 3944 is still alive while writing those
> lines).

> When running the following code:

>     import psutil

>     results = dict()
>     for p in psutil.process_iter():
>         name = p.name
>         if name not in results:
>             results[name] = dict(pid=[p.pid], error=[])
>         else:
>             results[name]['pid'].append(p.pid)
>         try:
>             a = p.getcwd()
>         except psutil.NoSuchProcess:
>             results[name]['error'].append('NSP')
>         except psutil.AccessDenied:
>             results[name]['error'].append('AD')
>         else:
>             results[name]['error'].append(None)

>     def lower_cmp(x, y):
>         if x.lower() == y.lower():
>             return 0
>         elif x.lower() < y.lower():
>             return - 1
>         return 1

>     pnames = results.keys()
>     for pname in pnames:
>         if 'NSP' in results[pname]['error']:
>             print pname
>             print '   ', results[pname]['pid']
>             print '   ', results[pname]['error']

> I get no output on my 64 bit Python, but only programs tagged as 64
> bit by Windows Task Manager in my 32 bit Python (not all the tagged as
> 64 bit it seems, but no program tagged as 32 bit for sure).

> Any help more than welcome, as using only 64 bit Python is not an
> option for me...

> Best regards,

> LFay

> > Hello all,

> > Maybe this is a duplicate of Issue 252:

> > I am using psutil on a Windows 7 64 bit box, but the following code
> > snippet:

> >     for p in psutil.process_iter():
> >         if p.name == 'explorer.exe':
> >             print p.pid, p.getcwd()

> > prints `3944 C:\Windows\system32` in a 64 bit Python session, while it
> > raises NoSuchProcess in a 32 bit Python session opened at the same
> > time (I mean that process 3944 is still alive while writing those
> > lines).

> > When running the following code:

> >     import psutil

> >     results = dict()
> >     for p in psutil.process_iter():
> >         name = p.name
> >         if name not in results:
> >             results[name] = dict(pid=[p.pid], error=[])
> >         else:
> >             results[name]['pid'].append(p.pid)
> >         try:
> >             a = p.getcwd()
> >         except psutil.NoSuchProcess:
> >             results[name]['error'].append('NSP')
> >         except psutil.AccessDenied:
> >             results[name]['error'].append('AD')
> >         else:
> >             results[name]['error'].append(None)

> >     def lower_cmp(x, y):
> >         if x.lower() == y.lower():
> >             return 0
> >         elif x.lower() < y.lower():
> >             return - 1
> >         return 1

> >     pnames = results.keys()
> >     for pname in pnames:
> >         if 'NSP' in results[pname]['error']:
> >             print pname
> >             print '   ', results[pname]['pid']
> >             print '   ', results[pname]['error']

> > I get no output on my 64 bit Python, but only programs tagged as 64
> > bit by Windows Task Manager in my 32 bit Python (not all the tagged as
> > 64 bit it seems, but no program tagged as 32 bit for sure).

> > Any help more than welcome, as using only 64 bit Python is not an
> > option for me...

> > Best regards,

> > LFay

> Hi,
> ideed this would seem related to issue 252.
> The only difference you would get by using the fixed version from SVN is
> that AccessDenied would be raised instead of NoSuchProcess.
> You wouldn't be able to get process cwd anyway though, so I'm not sure how
> much this helps.

> G.

> Thanks for your answer. It helps to know that I will (reluctantly:
> psutil was so convenient while I had to poll only 32-bit executables)
> have to look for another way of doing things (the call to cwd allowed
> me to tell the user on which file each process of a same executable
> was opened on, which is more readable than a simple pid when choosing
> which one he wants to take control of)...

> Best regards,

> LFay

> On 9 mar, 20:12, Giampaolo Rodola' <g.rod...@gmail.com> wrote:

> > On Friday, March 9, 2012 6:59:02 PM UTC+1, lfay wrote:

> > > Hello all,

> > > Maybe this is a duplicate of Issue 252:

> > > I am using psutil on a Windows 7 64 bit box, but the following code
> > > snippet:

> > >     for p in psutil.process_iter():
> > >         if p.name == 'explorer.exe':
> > >             print p.pid, p.getcwd()

> > > prints `3944 C:\Windows\system32` in a 64 bit Python session, while it
> > > raises NoSuchProcess in a 32 bit Python session opened at the same
> > > time (I mean that process 3944 is still alive while writing those
> > > lines).

> > > When running the following code:

> > >     import psutil

> > >     results = dict()
> > >     for p in psutil.process_iter():
> > >         name = p.name
> > >         if name not in results:
> > >             results[name] = dict(pid=[p.pid], error=[])
> > >         else:
> > >             results[name]['pid'].append(p.pid)
> > >         try:
> > >             a = p.getcwd()
> > >         except psutil.NoSuchProcess:
> > >             results[name]['error'].append('NSP')
> > >         except psutil.AccessDenied:
> > >             results[name]['error'].append('AD')
> > >         else:
> > >             results[name]['error'].append(None)

> > >     def lower_cmp(x, y):
> > >         if x.lower() == y.lower():
> > >             return 0
> > >         elif x.lower() < y.lower():
> > >             return - 1
> > >         return 1

> > >     pnames = results.keys()
> > >     for pname in pnames:
> > >         if 'NSP' in results[pname]['error']:
> > >             print pname
> > >             print '   ', results[pname]['pid']
> > >             print '   ', results[pname]['error']

> > > I get no output on my 64 bit Python, but only programs tagged as 64
> > > bit by Windows Task Manager in my 32 bit Python (not all the tagged as
> > > 64 bit it seems, but no program tagged as 32 bit for sure).

> > > Any help more than welcome, as using only 64 bit Python is not an
> > > option for me...

> > > Best regards,

> > > LFay

> > Hi,
> > ideed this would seem related to issue 252.
> > The only difference you would get by using the fixed version from SVN is
> > that AccessDenied would be raised instead of NoSuchProcess.
> > You wouldn't be able to get process cwd anyway though, so I'm not sure how
> > much this helps.

> > G.