Set cluster col to integer
Started as NaN in many new gen cases, so col was float rather than int.
@@ -1052,6 +1052,7 @@ def atb_new_generators(atb_costs, atb_hr, settings):
"Fixed_OM_cost_per_MWhyr",
"Inv_cost_per_MWyr",
"Inv_cost_per_MWhyr",
+ "cluster"
]
results = results.fillna(0)
results[int_cols] = results[int_cols].astype(int)
