How To Rename Columns In Pandas Dataframe

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How To Rename Columns In Pandas Dataframe

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DataFrame rename supports two calling conventions index index mapper columns columns mapper mapper axis index columns We highly recommend using keyword arguments to clarify your How do I rename a specific column in pandas? From v0.24+, to rename one (or more) columns at a time, DataFrame.rename() with axis=1 or axis='columns' (the axis argument was introduced in v0.21. Index.str.replace() for string/regex based replacement. If you need to rename ALL columns at once, DataFrame.set_axis() method with axis=1. Pass a list .

How To Rename Columns In Pandas DataFrame

How To Rename Columns In Pandas DataframeThe rename () function in Pandas allows you to rename one or more columns by providing a dictionary-like object that maps the old column names to the new ones. If you want to remove columns, you can use the drop () method. Here’s a basic syntax for the rename function: Use the df rename function and refer the columns to be renamed Not all the columns have to be renamed df df rename columns oldName1 newName1 oldName2 newName2 Or rename the existing DataFrame rather than creating a copy df rename columns oldName1 newName1 oldName2 newName2 inplace True

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