def example():
dataset = Dataset()
meta, data = dataset.at(0, xy=False)
symbol = Symbol(meta, data)
symbols = (
symbol['count'].apply(np.log)
==
symbol[['age', 'smoke']].interact(lambda x: x[0]*x[1], name='age_smoke') +
symbol['age'] + symbol['smoke'] + symbol['drug'] + symbol['partners'] + symbol['cesd']
)
return symbols
