Browsing index pages (3 articles)
↧
Get all max and min values from df.groupby.().size() result
I have dataframe like thisdf = pd.DataFrame({'col1' : ['MM1', 'MM1', 'MM1', 'MM2', 'MM2', 'MM2', 'MM4', 'MM4', 'MM4'],'col2' : ['S1', 'S1', 'S3', 'S3', 'S4', 'S4', 'S2', 'S2', 'S2'],'col3' :...
View ArticleAnswer by jezrael for Get all max and min values from df.groupby.().size()...
Yiu can convert second level (col3) to column. so possible aggregate by GroupBy.agg with DataFrameGroupBy.idxmax and GroupBy.max:df1 = (df.groupby(["col1", "col3"]) .size() .reset_index(level=0)...
View ArticleAnswer by Ammar Bin Aamir for Get all max and min values from...
You can simply do this:df.groupby(["col1"])["col3"].max()
View Article
Browsing index pages (3 articles)
