Re: subprocess cwd keyword.

2006-10-27 Thread Ivan Vinogradov
On 27-Oct-06, at 2:25 AM, Leo Kislov wrote: > > Ivan Vinogradov wrote: >> ... >> >> call("core/main") works but uses .. of core for input/output. >> >> call("core/main",cwd="core") and call("main",cwd="core") b

subprocess cwd keyword.

2006-10-26 Thread Ivan Vinogradov
Dear All, I would greatly appreciate a nudge in the right direction concerning the use of cwd argument in the call function from subprocess module. The setup is as follows: driver.py <- python script core/ <- directory main<- fortran executab

Re: NaN handling

2006-05-05 Thread Ivan Vinogradov
On 5-May-06, at 6:45 PM, Grant Edwards wrote: > On 2006-05-05, Robert Kern <[EMAIL PROTECTED]> wrote: > >>> Our programming expectations may differ, but an option to catch >>> NaNs as >>> an exception is a great idea. >> > [...] > >> Pure Python has a similar, but somewhat less flexible method,

Re: NaN handling

2006-05-05 Thread Ivan Vinogradov
> > There are those of us that need NaNs in production code, so it > would have to be something that could be configured. I find > that in my programs the places where I need to do something > "exceptional" with a NaN are very limited. The vast majority > of the time, I need them to propagate qu

Re: ConfigParser and multiple option names

2006-05-05 Thread Ivan Vinogradov
Another option is to use a dedicated section and simply omit values for options: [dirs] /path/1: /long/path/2: /etc: Then get options for section dirs. This approach precludes using ':' or '=' in paths though. -- http://mail.python.org/mailman/listinfo/python-list

Re: NaN handling

2006-05-05 Thread Ivan Vinogradov
> > NaNs are handled. Throwing an exception would be nice in regular Python (non-scipy). This works to catch NaN on OSX and Linux: # assuming x is a number if x+1==x or x!=x: #x is NaN But is expensive as a precautionary measure. Assert can be used for testing, if production code can

Re: How to search HUGE XML with DOM?

2006-03-31 Thread Ivan Vinogradov
On 31-Mar-06, at 11:17 AM, bayerj wrote: > Mind, that XML documents are not more flexible than RDBMS. > > You can represent any XML document in a RDBMS. You cannot represent > any > RDBMS in an XML document. RDBMS are (strictly spoken) relations and > XML > documents are trees. Relations are

Dynamically growing numarray array.

2006-03-22 Thread Ivan Vinogradov
Hello All, this seems like a trivial problem, but I just can't find an elegant solution neither by myself, nor with google's help. I'd like to be able to keep an array representing coordinates for a system of points. Since I'd like to operate on each point's coordinates individually, for sp