Group

class astropy.io.votable.tree.Group(table, ID=None, name=None, ref=None, ucd=None, utype=None, id=None, config={}, pos=None, **extra)

Bases: astropy.io.votable.tree.Element, astropy.io.votable.tree._IDProperty, astropy.io.votable.tree._NameProperty, astropy.io.votable.tree._UtypeProperty, astropy.io.votable.tree._UcdProperty, astropy.io.votable.tree._DescriptionProperty

GROUP element: groups FIELD and PARAM elements.

This information is currently ignored by the vo package—that is the columns in the recarray are always flat—but the grouping information is stored so that it can be written out again to the XML file.

The keyword arguments correspond to setting members of the same name, documented below.

Attributes Summary

entries	[read-only] A list of members of the GROUP. This list may
ref	Currently ignored, as it’s not clear from the spec how this is meant to work.

Methods Summary

parse(iterator, config)
iter_groups()	Recursively iterate over all sub-Group instances in this Group.
to_xml(w, **kwargs)
iter_fields_and_params()	Recursively iterate over all Param elements in this Group.

Attributes Documentation

entries

[read-only] A list of members of the GROUP. This list may only contain objects of type Param, Group, ParamRef and FieldRef.

ref

Currently ignored, as it’s not clear from the spec how this is meant to work.

Methods Documentation

parse(iterator, config)

iter_groups()

Recursively iterate over all sub-Group instances in this Group.

to_xml(w, **kwargs)

iter_fields_and_params()

Recursively iterate over all Param elements in this Group.