def to_hdf(self, path_or_buf, key, **kwargs):
""" activate the HDFStore """
from pandas.io import pytables
return pytables.to_hdf(path_or_buf, key, self, **kwargs)
def to_hdf(self, path_or_buf, key, **kwargs):
""" activate the HDFStore """
from pandas.io import pytables
return pytables.to_hdf(path_or_buf, key, self, **kwargs)