ytree.arbor.arbor.Arbor.save_arbor

Arbor.save_arbor(filename=’arbor’, fields=None, trees=None, max_file_size=524288)

Save the arbor to a file.

The saved arbor can be re-loaded as an arbor.

filename : optional, string

Output file keyword. Main header file will be named <filename>/<filename>.h5. Default: “arbor”.

fields : optional, list of strings

The fields to be saved. If not given, all fields will be saved.

filename : string

The filename of the saved arbor.

>>> import ytree
>>> a = ytree.load("rockstar_halos/trees/tree_0_0_0.dat")
>>> fn = a.save_arbor()
>>> # reload it
>>> a2 = ytree.load(fn)