predict_curves.py

traces = {}

for year in years:
    with curve_spin_model:
        year_data = curveball_data.query('year==@year')
        pm.set_data({'spin': year_data.spin_rate, 
                    'swing_miss': year_data.miss})
        traces[year] = pm.sample(1000, tune=2000,
                                 cores=2, progressbar=False)