24 мая 2013 г. · If you have a DataFrame with only one row, then access the first (only) row as a Series using iloc, and then the value using the column name.

12 июн. 2013 г. · To select rows whose column value equals a scalar, some_value, use ==: df.loc[df['column_name'] == some_value].

4 янв. 2023 г. · You can use pandas library and can use for loop that will loop for the length of column and you can find the lenght by using .shape method.

23 июн. 2017 г. · A value is trying to be set on a copy of a slice from a DataFrame. Try using .loc[row_index,col_indexer] = value instead.

29 июл. 2019 г. · I am simply wondering how I can use the row number; to get a different columns value. So, get columns value by row number.

19 июн. 2018 г. · I want to get column name from the whole database (assume the database contains more than 100 rows with more than 50 column) based on specific value that ...

31 янв. 2022 г. · I would like to get the value from row index 3 and column "age". It should return 23. How do I do that? df.iloc[3, df.columns.get_loc('age')] does not work ...

28 июн. 2023 г. · You can get the index values from your dataframe by the following: df.index.values The above will return an array of the index values of your dataframe.

18 апр. 2016 г. · I am kind of getting stuck on extracting value of one variable conditioning on another variable. For example, the following dataframe:

31 окт. 2022 г. · I have a pandas dataframe that looks like this: I'd like to group the dataframe by the 'Type' field and get the count of each status as a column.