Source code for fdi.dataset.metadataholder
# -*- coding: utf-8 -*-
from . import metadata
import logging
# create logger
logger = logging.getLogger(__name__)
#logger.debug('level %d' % (logger.getEffectiveLevel()))
[docs]class MetaDataHolder():
""" Object holding meta data.
"""
[docs] def __init__(self, meta=None, **kwds):
""" Adds MetaData to the class.
with defaults set to self.zInfo['metadata'].
Parameters
----------
Returns
-------
"""
if meta is None:
meta = metadata.MetaData()
self.setMeta(meta)
super().__init__(**kwds)
[docs] def getMeta(self):
""" Returns the current MetaData container of this object.
Cannot become a python property because setMeta is in Attributable
Parameters
----------
Returns
-------
"""
return self._meta
[docs] def hasMeta(self):
""" whether the metadata holder is present.
During initialization subclass of MetaDataHolder may need to know if the metadata holder has been put in place with is method.
Parameters
----------
Returns
-------
"""
return hasattr(self, '_meta')