change columns names pandas code example
Example 1: renaming headers pandasd
df = df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Example 2: change column name df
>>> df = pd.DataFrame({"A": [1, 2, 3], "B": [4, 5, 6]})
>>> df.rename(columns={"A": "a", "B": "c"})
a c
0 1 4
1 2 5
2 3 6
Example 3: df change column names
df.rename(columns={"A": "a", "B": "b", "C": "c"},
errors="raise", inplace=True)
Example 4: change name of column pandas
df = df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Example 5: rename pandas columns with list of new names
df.columns = list_of_names
Example 6: dataframe change column names
df.coloumns = ['A','B']