Get experimental Si band gaps from Citrination API

citrination_play.py

from citrination_client import *

client = CitrinationClient('API_KEY', 'https://citrination.com')

query = PifQuery(
    from_index=0,
    size=1000,
    system=SystemQuery(
        chemical_formula=ChemicalFieldOperation(
            filter=ChemicalFilter(equal="Si")
        ),
        properties=PropertyQuery(
            name=FieldOperation(
                filter=Filter(equal="band gap")
            ),
            data_type=FieldOperation(
                filter=Filter(equal="EXPERIMENTAL")
            )
        ),
    ),
)

pifSearchResult = client.search(query)
values = [p.scalars[0].value for h in pifSearchResult.hits
          for p in h.system.properties if p.name == 'Band gap']
# values -> [u'1.12', u'1.16', u'1.12', u'1.17', u'1.166', u'1.16', u'1.165']
pifSearchResult.as_dictionary()
# {'hits': ... }