# PANDAS
df_pd_italy = pd.read_csv("data.csv")
df_pd_italy["date"] = pd.to_datetime(df_pd_italy["date"])
df_pd_italy = df_pd_italy[df_pd_italy["location"] == "Italy"]
df_pd_italy = df_pd_italy[["date", "sales"]]

# POLARS
df_pl_italy = (
    pl.read_csv("data.csv")
      .with_columns(pl.col("date").str.to_date("%Y-%m-%d %H:%M:%S"))
      .filter(pl.col("location") == "Italy")
      .select(pl.col(["date", "sales"]))
)