```python import pandas as pd # 假设有一个包含学生信息的DataFrame，列名为"班级编号", "性别", "姓名" data = { "班级编号": [1011, 1011, 1012, 1012, 1013, 1013], "性别": ["男", "女", "男", "女", "男", "女"], "姓名": ["张三", "李四", "王五", "赵六", "孙七", "周八"] } df = pd.DataFrame(data) # 查找班级编号为1011的所有男同学 result = df[(df["班级编号"] == 1011) & (df["性别"] == "男")] print(result) ``` [2024-06-12 15:00:24 | AI写代码神器 | 189点数解答]