[SciPy-user] Writing a Numpy array to an ascii file with column headings
Christian Kristukat
ckkart at hoc.net
Sun Dec 3 10:09:15 EST 2006
Thomas Nauss wrote:
> Hi there,
> I am a really newby to Python but I hope this is the right place to get
> an answer for my question: I want to write data from an n-D array to an
> ASCII file but with column headings.
>
> I have no problem to store array data in an ASCII file using e. g.:
> from numpy import *
> from scipy.io import write_array
> data = column_stack((array_1D_1,array_1D_2))
> write_array("test.txt", data, separator=' ', linesep='\n', precision=7)
Instead of the filename you may put an open file object. So you can open a file
for writing, write a header and then let io.write_array write the array data.
Christian
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