On Wed, Jun 13, 2012 at 8:23 PM, Andre' Walker-Loud <walksl...@gmail.com>wrote:
> Hi All,
>
> Still trying to sort out a recursive walk through an hdf5 file using
> pytables.
>
> I have an hdf5 file with an unknown depth of groups/nodes.
>
> I am trying to write a little function to walk down the tree (with user
> input help) until a data file is found.
>
> I am hoping there is some function one can use to query whether you have
> found simply a group/node or an actual numpy array of data. So I can do
> something like
>
> if f.getNode('/',some_path) == "data_array":
> return f.getNode('/',some_path), True
> else:
> return f.getNode('/',some_path), False
>
> where I have some function that if the second returned variable is True,
> will recognize the file as data, where as if it is False, it will query the
> user for a further path down the tree.
>
>
> I suppose I could set this up with a try: except: but was hoping there is
> some built in functionality to handle this.
>
Yup, I think that you are looking for the File.walkNodes() method.
http://pytables.github.com/usersguide/libref.html#tables.File.walkNodes
Be Well
Anthony
>
>
> Thanks,
>
> Andre
>
>
>
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