pandas rename column name by position code example
Example 1: python how to rename columns in pandas dataframe
pandas_dataframe.columns = ['list', 'of', 'column', 'names']
pandas_dataframe.rename(columns={'column_name_to_change':'new_name'})
pandas_dataframe.index = ['list', 'of', 'row', 'names']
pandas_dataframe.rename(index={'row_name_to_change':'new_name'})
Example 2: renaming headers pandasd
df = df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Example 3: pandas dataframe rename column
df = df.rename(columns={'oldName1': 'newName1', 'oldName2': 'newName2'})
df.rename(columns={'oldName1': 'newName1', 'oldName2': 'newName2'}, inplace=True)
Example 4: give column names to a dataframe
>gapminder.columns = ['country','year','population',
'continent','life_exp','gdp_per_cap']