import pandas as pd # 创建示例 DataFrame data = { 'A': [1, 2, 3], 'B': ['a', 'b', 'c'] } df = pd.DataFrame(data) # 增加新列 'C' new_data = [10, 20, 30] df['C'] = new_data print(df)
import pandas as pd # 创建示例 DataFrame data = { 'A': [1, 2, 3], 'B': ['a', 'b', 'c'] } df = pd.DataFrame(data) # 增加新列 'C' new_data = [10, 20, 30] df['C'] = new_data print(df)