[GRASS-dev] [GRASS-user] harmonic analysis of time series

[Markus Neteler]

(moved to grass-dev)

On Sat, Jan 19, 2013 at 4:18 PM, Markus Metz
<markus.metz.giswork at gmail.com> wrote:
> There is a new add-on module for GRASS 7 to perform harmonic analysis
> of time series (HANTS), a kind of customized FFT, after Roerink et al
> (2000). The original purpose was to reconstruct NDVI time series, but
> it works with all kinds of time series that show periodicity. The
> module is called r.hants.

Wonderful!

Just g.extension chokes:

GRASS 7.0.svn (nc_spm_08_grass7):~ > g.extension r.hants
Fetching <r.hants> from GRASS-Addons SVN (be patient)...
Compiling...
Installing...
Updating metadata file...
WARNING: No metadata available
Traceback (most recent call last):
  File "/home/neteler/grass70/dist.x86_64-unknown-linux-gnu/scripts/g.extension",
line 1054, in <module>
    sys.exit(main())
  File "/home/neteler/grass70/dist.x86_64-unknown-linux-gnu/scripts/g.extension",
line 1042, in main
    install_extension(xmlurl)
  File "/home/neteler/grass70/dist.x86_64-unknown-linux-gnu/scripts/g.extension",
line 479, in install_extension
    for module in blist:
TypeError: 'NoneType' object is not iterable

I wonder what this metadata file is?

MarkusN