[Numpy-discussion] genfromtxt() skips comments

2013-05-31 Thread Albert Kottke
I noticed that genfromtxt() did not skip comments if the keyword names is not True. If names is True, then genfromtxt() would take the first line as the names. I am proposing a fix to genfromtxt that skips all of the comments in a file, and potentially using the last comment line for names. This

Re: [Numpy-discussion] genfromtxt() skips comments

2013-05-31 Thread Benjamin Root
On Fri, May 31, 2013 at 5:08 PM, Albert Kottke albert.kot...@gmail.comwrote: I noticed that genfromtxt() did not skip comments if the keyword names is not True. If names is True, then genfromtxt() would take the first line as the names. I am proposing a fix to genfromtxt that skips all of the

Re: [Numpy-discussion] genfromtxt() skips comments

2013-05-31 Thread Albert Kottke
I agree that last comment line before the first line of data is more descriptive. Regarding the location of the names. I thought taking it from the last comment line before the first line of data made sense because it would permit reading of just the data with np.loadtxt(), but also permit

Re: [Numpy-discussion] genfromtxt() skips comments

2013-05-31 Thread Albert Kottke
Now try the same thing with np.recfromcsv(). I get the following (Python 3.3): import io b = io.BytesIO(b!blah\n!blah\n!blah\n!A:B:C\n1:2:3\n4:5:6\n) np.recfromcsv(b, delimiter=':', comments='!') ... ValueError: Some errors were detected ! Line #5 (got 3 columns instead of 1) Line #6