[Swift-user] Output Files, ReadData and Order of Execution

[Carolyn Phillips]

Yes, I tried that

        unlabeleddata pl = np.points;
    	string parameters[] =readData(pl);


and I got

Execution failed:
	mypoints..dat (No such file or directory)

On Aug 31, 2012, at 8:27 PM, Mihael Hategan <hategan at mcs.anl.gov> wrote:

> On Fri, 2012-08-31 at 20:11 -0500, Carolyn Phillips wrote:
>> How would this line work for what I have below?
>> 
>>>> string parameters[] =readData(np.points);
>> 
> 
> unlabeleddata tmp = np.points;
> string parameters[] = readData(tmp);
> 
>> 
>> 
>> 
>> On Aug 31, 2012, at 7:49 PM, Mihael Hategan <hategan at mcs.anl.gov> wrote:
>> 
>>> Another bug.
>>> 
>>> I committed a fix. In the mean time, the solution is:
>>> 
>>> 
>>> errorlog fe = np.errorlog;
>>> 
>>> int error = readData(fe);
>>> 
>>> On Fri, 2012-08-31 at 19:29 -0500, Carolyn Phillips wrote:
>>>> Hi Mihael,
>>>> 
>>>> the reason I added the "@" was because
>>>> 
>>>> now this (similar) line
>>>> 
>>>>   if(checkforerror==0) {
>>>>       string parameters[] =readData(np.points);
>>>>      }
>>>> 
>>>> gives me this:
>>>> 
>>>> Execution failed:
>>>> 	mypoints..dat (No such file or directory)
>>>> 
>>>> as in now its not getting the name of the file correct
>>>> 
>>>> On Aug 31, 2012, at 7:17 PM, Mihael Hategan <hategan at mcs.anl.gov> wrote:
>>>> 
>>>>> @np.error means the file name of np.error which is known statically. So
>>>>> readData(@np.error) can run as soon as the script starts.
>>>>> 
>>>>> You probably want to say readData(np.error).
>>>>> 
>>>>> Mihael
>>>>> 
>>>>> 
>>>>> On Fri, 2012-08-31 at 18:55 -0500, Carolyn Phillips wrote:
>>>>>> So I execute an atomic procedure to generate a datafile, and then next
>>>>>> I want to do something with that data file.  However, my program is
>>>>>> trying to do something with the datafile before it has been written
>>>>>> to.  So something with order of execution is not working.  I think the
>>>>>> problem is that the name of my file exists, but the file itself does
>>>>>> not yet, but execution proceeds anyway!
>>>>>> 
>>>>>> Here are my lines
>>>>>> 
>>>>>> type pointfile {
>>>>>> unlabeleddata points;
>>>>>> errorlog error;
>>>>>> }
>>>>>> 
>>>>>>  # Generate Parameters
>>>>>>  pointfile np <simple_mapper;prefix="mypoints.",suffix=".dat">; 
>>>>>>  np = generatepoints(config,labeledpoints, "uniform", 50);
>>>>>> 
>>>>>>  int checkforerror = readData(@np.error);
>>>>>> 
>>>>>> This gives an error :
>>>>>> mypoints.error.dat (No such file or directory)
>>>>>> 
>>>>>> If I comment out the last line.. all the files show up in the directory.  (e.g. mypoints.points.dat and mypoints.error.dat) )  and if forget to remove the .dat files from a prior run, it also runs fine!
>>>>>> 
>>>>>> How do you fix a problem like that?
>>>>>> 
>>>>>> _______________________________________________
>>>>>> Swift-user mailing list
>>>>>> Swift-user at ci.uchicago.edu
>>>>>> https://lists.ci.uchicago.edu/cgi-bin/mailman/listinfo/swift-user
>>>>> 
>>>>> 
>>>> 
>>> 
>>> 
>> 
> 
>