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pandas.DataFrame.rename# DataFrame. rename ( mapper = None , * , index = None , columns = None , axis = None , copy = None , inplace = False , level = None , errors = 'ignore' ) [source] # Rename columns or index labels.
Rename Specific Columns. 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)
26 cze 2024 · Given a Pandas DataFrame, let’s see how to rename columns in Pandas with examples. Here, we will discuss 5 different ways to rename column names in Pandas DataFrame. Pandas Rename Column. df.rename (columns= {'old_column_name1': 'new_column_name1', 'old_column_name2': 'new_column_name2'}, inplace=True)
17 wrz 2021 · You can use one of the following three methods to rename columns in a pandas DataFrame: Method 1: Rename Specific Columns. df.rename(columns = {'old_col1':'new_col1', 'old_col2':'new_col2'}, inplace = True) Method 2: Rename All Columns.
9 mar 2023 · Learn how to use various functions and parameters of pandas to rename columns and index of a DataFrame. See examples of single, multiple, and multi-index renaming with syntax and output.
3 mar 2021 · How to rename a single column or all columns in a Pandas DataFrame using the .rename () method. How to use the .columns attribute to rename columns in creative ways, such as by adding a prefix or suffix, or by lowercasing all columns. How to replace or remove specific text or characters from all column names at once.
13 sty 2023 · In this article, you'll learn how to rename columns in a Pandas Dataframe by using: The rename() function. A List. The set_axis() function. How to Rename a Column in Pandas Using the rename() Function. In this section, you'll see a practical example of renaming a Pandas Dataframe using the rename() function.
