How to rename column name and index name in pandas dataframe
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renaming column names and index names in a pandas dataframe is a common operation when working with data. it allows you to make your data more descriptive and easier to understand. here's a step-by-step tutorial on how to rename column names and index names in a pandas dataframe:
step 1: import the necessary libraries
step 2: create a sample dataframe
let's create a sample dataframe to work with:
step 3: rename column names
you can rename column names using the `rename()` method with a dictionary where keys are the current column names and values are the new column names:
step 4: rename index name
you can rename the index name using the `rename_axis()` method:
putting it all together:
by following these steps, you can easily rename column names and index names in a pandas dataframe to make your data more meaningful and easier to work with.
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