print the column names of a dataframe code example

Example 1: df change column names

df.rename(columns={"A": "a", "B": "b", "C": "c"},
errors="raise", inplace=True)

Example 2: pd dataframe get column names

lst = data.columns.values     # data is dataframe

Example 3: dataframe names pandas

print(df.rename(columns={'A': 'a', 'C': 'c'}))