how to rename the columnin pandas code example
Example 1: rename column pandas
>>> 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 2: change name of column pandas
df = df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Example 3: how to change column name in pandas
print(df.rename(columns={'A': 'a', 'C': 'c'}))
Example 4: rename one dataframe column python in inplace
import pandas as pd
d1 = {'Name': ['Pankaj', 'Lisa', 'David'], 'ID': [1, 2, 3], 'Role': ['CEO', 'Editor', 'Author']}
df = pd.DataFrame(d1)
print('Source DataFrame:\n', df)
df.rename(index={0: '#0', 1: '#1', 2: '#2'}, columns={'Name': 'EmpName', 'ID': 'EmpID', 'Role': 'EmpRole'}, inplace=True)
print('Source DataFrame:\n', df)