unique

How to create sets for a column, separated by data types?

How to create sets for a column, separated by data types? Question: I want to create a set in which only the string values of a column appear. The numerical values of the column are to be stored in another set. Asked By: di1a || Source Answers: Try this: my_dataset = [ {‘id’: 1, ‘my_column’: …

Total answers: 2

pandas groupby: selecting unique latest entries

pandas groupby: selecting unique latest entries Question: In the following pandas Data Frame: Name v date_modified 0 A 0 2023-01-01 1 A 1 2023-01-02 2 A 2 2023-01-03 3 B 0 2023-01-30 4 B 1 2023-01-02 5 B 2 2023-01-03 6 C 0 2023-01-30 7 C 1 2023-01-03 8 C 2 2023-01-03 How can I …

Total answers: 1

Pandas DataFrame plot, colors are not unique

Pandas DataFrame plot, colors are not unique Question: According to Pandas manual, the parameter Colormap can be used to select colors from matplotlib colormap object. However for each bar, in the case of a bar diagram, the color needs to be selected manually. This is not capable, if you have a lot of bars, the …

Total answers: 1

Group and aggregate a list of 2n dictionaries by multiple keys

Group and aggregate a list of 2n dictionaries by multiple keys Question: I have this list of dicts (just a sample the list is bigger): my_list = [ {‘metric’: {‘account’: ‘1’, ’email_domain’: ‘gmail.com’, ‘version’: ‘a’}, ‘values’: [[1671256800, ‘100’], [1671260400, ‘100’]]}, {‘metric’: {‘account’: ‘1’, ’email_domain’: ‘gmail.com’, ‘version’: ‘a’}, ‘values’: [[1671256800, ‘100’], [1671260400, ‘100’]]}, {‘metric’: {‘account’: ‘1’, …

Total answers: 3

How to find index of unique elements in Pandas DataFrame?

How to find index of the first unique elements in Pandas DataFrame? Question: Consider df1 = pd.DataFrame("Name":["Adam","Joseph","James","James","Kevin","Kevin","Kevin","Peter","Peter"]) I want to get the index of the unique values in the dataframe. When I do df1["Name"].unique() I get the output as [‘Adam’,’Joseph’,’James’,’Kevin’,’Peter’] But I want to get the location of the first occurrence of each value [0,1,2,4,7] …

Total answers: 4