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Pandas DataFrame: add_prefix() function

DataFrame - add_prefix() function

The add_prefix() function is used to prefix labels with string prefix.

For Series, the row labels are prefixed. For DataFrame, the column labels are prefixed.

Syntax:

DataFrame.add_prefix(self, prefix)

Parameters:

Name Description Type/Default Value Required / Optional
prefix           

The string to add before each label.

 str Required

Returns: Series or DataFrame
New Series or DataFrame with updated labels.

Example:


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