From 6eccae9e7f9493683c10142078f0bd39a428b946 Mon Sep 17 00:00:00 2001 From: piran4fk9 <1301899243@qq.com> Date: Tue, 23 May 2023 00:33:53 +0800 Subject: [PATCH] ADD file via upload --- 学生信息管理系统(1).py | 128 +++++++++++++++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 学生信息管理系统(1).py diff --git a/学生信息管理系统(1).py b/学生信息管理系统(1).py new file mode 100644 index 0000000..eb62dc3 --- /dev/null +++ b/学生信息管理系统(1).py @@ -0,0 +1,128 @@ +def input_info(): + infile_info = open('infile.txt', 'a') # 以追加的方式向文件中写入数据，如果文件不存在就创建一个文件 + flag = 'y' + # 向文件中录入课程信息，每一个课程的信息单独占一行 + while flag == 'y' or flag == 'Y': + stu_id = input("请输入课程编号：") + stu_name = input("请输入课程名称：") + stu_score_eng = input("请输入课程性质：") + stu_score_py = input("请输入总学时：") + stu_score_hour = input("请输入授课学时：") + stu_score_shour = input("请输入实验学时：") + stu_score_credit = input("请输入学分：") + stu_score_term = input("开课学期：") + stu_info = stu_id + '\t\t\t' + stu_name + '\t\t\t' + stu_score_eng + '\t\t\t' + stu_score_py + '\t\t\t' + stu_score_hour +'\t\t\t' +stu_score_shour+ '\t\t\t' +stu_score_credit +'\t\t\t' +stu_score_term +'\t\t\t'+'\n' + + infile_info.write(stu_info) + flag = input("是否继续添加学生信息？y/n") + print("信息录入完毕！！！") + infile_info.close() +# 查询课程信息 +# 查询时分为按课程号和按课性质查找两种 +def find_info(): + flag = 'y' + while flag == 'y' or flag == 'Y': + n = 0 + m = 0 # 定义m，n是为了用作判断文件中是否有此课程的标记 + findfile_info = open('infile.txt', 'r') # 以可读方式打开文件 + line_info = findfile_info.readlines() + find_nid = input("按课程号查找请输入1，按课程性质查找请输入2：") # 查询时分为按课程号和按课性质查找两种 + if find_nid == '1': + find_id = input('请输入课程号：') + for line in line_info: + if find_id in line: + print(line) + n = n + 1 + if n == 0: + print("没有查询到课程信息，无数据显示！！！") + if find_nid == '2': + find_eng = input('请输入课程性质：') + for line in line_info: + if find_eng in line: + print(line) + m = m + 1 + if m == 0: + print("没有查询到课程信息，无数据显示！！！") + findfile_info.close() + flag = input("是否继续查询课程信息？y/n") +#学生选修课程 +def choos_sourse(): + infile_info = open('student.txt', 'a') + findfiles_info = open('infile.txt', 'r') # 以可读方式打开文件 + lines_info = findfiles_info.readlines() + student_name=input('输入你的姓名：') + choos_id = input('请输入课程名(若无此课程，自动退出！)：') + for line in lines_info: + if choos_id in line: + print('选课成功！') + choos_info = student_name + '\t\t\t' + choos_id + '\n' + infile_info.write(choos_info) +# 统计课程总数 +def sum_info(): + sumfile_info = open('infile.txt', 'r') + line_info = sumfile_info.readlines() + sum_stu = len(line_info) # 写出列表中的元素个数 + print("一共有{0}门课程。".format(sum_stu)) + sumfile_info.close() +# 显示课程信息 +def show_info(): + print("课程编号", end='\t\t') + print("课程名称", end='\t\t') + print("课程性质", end='\t\t') + print("总学时", end='\t\t') + print("授课学时", end='\t\t') + print("实验学时", end='\t\t') + print("学分", end='\t\t') + print("开课学期", end='\t\t') + print('\n') + showfile_info = open('infile.txt', 'r') + line_info = showfile_info.readlines() + for line in line_info: # 遍历列表，输出各个元素 + print(line) + showfile_info.close() +#显示选课信息 +def show_chooses(): + print("姓名", end='\t\t') + print("已选课程", end='\t\t') + print('\n') + showfile_info = open('student.txt', 'r') + line_info = showfile_info.readlines() + for line in line_info: # 遍历列表，输出各个元素 + print(line) + showfile_info.close() +def show_choose(): + print("==========================学生选修课程系统==========================") + print() + print("-----------------------------功能菜单------------------------------") + print() + print(" 1.录入选课信息") + print(" 2.查找课程信息") + print(" 3.显示选修课程") + print(" 4.学生选修课程") + print(" 5.统计课程总数") + print(" 6.学生选课信息") + print(" 0.退出选修课程系统") + print() + print("------------------------------------------------------------------") + +def main(): + show_choose() + choose_menu = input("请选择：") + while choose_menu != '0': + if choose_menu == '1': + input_info() + if choose_menu == '2': + find_info() + if choose_menu == '3': + show_info() + if choose_menu == '4': + choos_sourse() + if choose_menu == '5': + sum_info() + if choose_menu == '6': + show_chooses() + choose_menu = input("请选择：") + print("欢迎您再次使用！！！") + + +main() \ No newline at end of file