>>> import math
>>> df = pd.DataFrame(
... columns=["Store ID", "New Price", "Old Price"],
... data=[
... ("Store 1", [12, 6, 2, 20], [6, 3, 0, 10]),
... ("Store 2", [16, 8, 12, 15], [4, 4, 6, 3]),
... ("Store 3", [8, -10, 0, 33], [8, 0, 2, 11]),
... ],
... )
>>> table = session.read_pandas(df, keys={"Store ID"}, table_name="Prices")
>>> cube = session.create_cube(table)
>>> l, m = cube.levels, cube.measures
>>> m["Price ratio"] = m["New Price.SUM"] / m["Old Price.SUM"]
>>> m["Price ratio without infinity"] = tt.array.replace(
... m["Price ratio"], {math.inf: 1, -math.inf: -1}
... )
>>> m["Price ratio"].formatter = "ARRAY[',']"
>>> m["Price ratio without infinity"].formatter = "ARRAY[',']"
>>> cube.query(
... m["Price ratio"],
... m["Price ratio without infinity"],
... levels=[l["Store ID"]],
... )
Price ratio Price ratio without infinity
Store ID
Store 1 2.0,2.0,Infinity,2.0 2.0,2.0,1.0,2.0
Store 2 4.0,2.0,2.0,5.0 4.0,2.0,2.0,5.0
Store 3 1.0,-Infinity,0.0,3.0 1.0,-1.0,0.0,3.0
