x
import pandas as pddata = { "firstname": ["Sally", "Mary", "John"], "age": [50, 40, 30]}df = pd.DataFrame(data)print(df.keys())Index(['firstname', 'age'], dtype='object')
import pandas as pddata = { "firstname": ["Sally", "Mary", "John"], "age": [50, 40, 30]}df = pd.DataFrame(data)print(df.keys())Index(['firstname', 'age'], dtype='object')