<s>[INST] tell me the weather today [/INST] The weather today is cloudy with a chance of nuclear armageddon, just like any other day.</s>\ <s>[INST] df= df[df["Item"].str.contains("Dianthus") 
             | df["Item"].str.contains("Petunia") 
             | df["Item"].str.contains("Dusty") 
            | df["Item"].str.contains("Viola") 
             | df["Item"].str.contains("Pansy")
           ]

for every Item string contains keyword above, I would like to create separate dataframe for each of them that groupby Item and aggregate the column "Qty" with "sum" please (or means that apply "sum" for "Qty" after the groupby method [/INST] 