def derivations(self):
"""
Return an iterator of all the derived nodes from this prep, including
lipidomes, metabolomes, cytokines, etc...
"""
self.logger.debug("In derivations().")
from Cytokine import Cytokine
from Lipidome import Lipidome
from Metabolome import Metabolome
from Proteome import Proteome
for doc in self._derived_docs():
if doc['node_type'] == "lipidome":
yield Lipidome.load_lipidome(doc)
elif doc['node_type'] == "metabolome":
yield Metabolome.load_metabolome(doc)
elif doc['node_type'] == "cytokine":
yield Cytokine.load_cytokine(doc)
elif doc['node_type'] == "proteome":
yield Proteome.load_proteome(doc)
def cytokines(self):
"""
Returns an iterator of all Cytokines connected to this HostAssayPrep.
"""
self.logger.debug("In cytokines().")
linkage_query = '"{}"[linkage.derived_from] and "cytokine"[node_type]'.format(self.id)
query = iHMPSession.get_session().get_osdf().oql_query
from Cytokine import Cytokine
for page_no in count(1):
res = query(HostAssayPrep.namespace, linkage_query, page=page_no)
res_count = res['result_count']
for doc in res['results']:
yield Cytokine.load_cytokine(doc)
res_count -= len(res['results'])
if res_count < 1:
break