import pandas as pd # 创建示例 DataFrame data = { 'A': [1, 2, 3], 'B': ['a', 'b', 'c'], 'C': [10, 20, 30] } df = pd.DataFrame(data) # 查看 DataFrame 的列名 column_names = df.columns print(column_names)
import pandas as pd # 创建示例 DataFrame data = { 'A': [1, 2, 3], 'B': ['a', 'b', 'c'], 'C': [10, 20, 30] } df = pd.DataFrame(data) # 查看 DataFrame 的列名 column_names = df.columns print(column_names)