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# -*- coding: utf-8 -*-
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"""
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Created on Mon Dec 5 08:36:06 2022
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@author: shipeilong
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"""
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import pandas as pd
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from datetime import datetime
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# pandas显示设置
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# #显示所有列
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# pd.set_option('display.max_columns', None)
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# #显示所有行
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# pd.set_option('display.max_rows', None)
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# #设置value的显示长度为100，默认为50
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# pd.set_option('max_colwidth',100)
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# 格式输出
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def print_message(*message):
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print("【{}】 【{}】".format(datetime.now(), message))
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# 读取stu.csv文件
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def read_stu_csv():
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stus = pd.read_csv("stu.csv", index_col= False)
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return stus
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# 查询全部学生信息
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def read_all_stus():
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stus = read_stu_csv()
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display(stus)
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# 通过姓名查询某个学生信息
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def read_someone_by_name():
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stus = read_stu_csv()
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stu_names = stus['姓名'].values.tolist()
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display(stus)
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while True:
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print_message("请输入查询学生姓名：")
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stu_name = input("姓名：")
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if stu_name not in stu_names:
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print_message("学生不存在，请重新输入！")
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continue
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else:
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stu = stus.loc[(stus['姓名'] == stu_name)]
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print_message("【{}】学生信息查询成功！".format(stu_name))
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display(stu)
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break
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# 通过电话查询某个学生信息
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def read_someone_by_phone():
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stus = read_stu_csv()
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display(stus)
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stu_phones = stus['电话'].values.tolist()
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while True:
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print_message("请输入查询学生电话：")
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stu_phone = input("电话：")
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if int(stu_phone) not in stu_phones:
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print_message("学生不存在，请重新输入！")
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continue
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else:
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stu = stus.loc[(stus['电话'] == int(stu_phone)),:]
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print_message("【{}】学生信息查询成功！".format(stu_phone))
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display(stu)
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break
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# 通过姓名/电话/学号查询某个学生信息
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def read_stu():
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stus = read_stu_csv()
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stu_names = stus['姓名'].values.tolist()
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stu_phones = stus['电话'].values.tolist()
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stu_IDs = stus['学号ID'].values.tolist()
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while True:
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stu_input = input("请输入学生姓名/电话/学号：")
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if stu_input in stu_names:
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stu = stus.loc[(stus['姓名'] == stu_input),:]
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display(stu)
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break
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if int(stu_input) in stu_phones:
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stu = stus.loc[(stus['电话'] == int(stu_input)),:]
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display(stu)
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break
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if int(stu_input) in stu_IDs:
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stu = stus.loc[(stus['学号ID'] == int(stu_input)),:]
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display(stu)
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break
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else:
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print_message("未查询到【{}】信息，请重新输入".format(stu_input))
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continue
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# 增加某个学生信息
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def add_stu():
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stus = read_stu_csv()
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stu_names = stus['姓名'].values.tolist()
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stu_phones = stus['电话'].values.tolist()
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while True:
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# 添加学生姓名
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stu_name_flag = True
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while stu_name_flag:
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stu_name = input("请输入要添加的学生姓名：")
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if stu_name == "":
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print_message("学生姓名输入不能为空，请重新输入！")
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continue
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else:
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break
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# 添加学生电话
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stu_phone_flag = True
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while stu_phone_flag:
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stu_phone = input("请输入该学生电话：")
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if stu_phone == "":
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print_message("学生电话输入不能为空，请重新输入！")
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continue
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else:
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stu_phone_flag = False
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# 添加学生生日
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stu_birth_flag = True
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while stu_birth_flag:
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stu_birth = input("请输入该学生生日（格式：2000/1/1）：")
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if stu_birth == "":
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print_message("学生生日输入不能为空，请重新输入！")
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continue
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else:
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stu_birth_flag = False
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# 添加学生入学年份
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year_flag = True
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while year_flag:
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year = input("请输入该学生入学年份（默认为2020）：")
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if year == "":
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print_message("输入为空，默认学生入学年份为2020！")
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year = 2020
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year_flag = False
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else:
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year_flag = False
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last_id = stus.iloc[-1].to_dict()["学号ID"]
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stu_dict = {"学号ID":str(int(last_id)+1),"姓名":stu_name,"电话":stu_phone,"生日":stu_birth,"入学年份":year}
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stu_df = pd.DataFrame(stu_dict,index=[0])
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new_stus = stus.append(stu_df, sort=False)
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new_stus.to_csv("stu.csv", index = False)
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print_message("添加学生【{}】成功".format(stu_name))
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display(stu_df)
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break
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#通过学号查询学生信息
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def read_stu_by_number():
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stus = read_stu_csv()
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stu_IDs = stus['学号ID'].values.tolist()
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while True:
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stu_input = input("请输入学生学号：")
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if int(stu_input) in stu_IDs:
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stu = stus.loc[(stus['学号ID'] == int(stu_input)),:]
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display(stu)
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break
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else:
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print_message("未查询到【{}】信息，请重新输入".format(stu_input))
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continue
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#通过姓名修改某个学生姓名
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def update_by_name():
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stus = read_stu_csv()
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display(stus)
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stu_names = stus['姓名'].values.tolist()
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while True:
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stu_name = input("请输入待修改学生姓名")
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if stu_name not in stu_names:
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print_message("学生不存在，请重新输入！")
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continue
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else:
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stu = stus.loc[(stus['姓名'] == stu_name),:]
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display(stu)
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name_flag = True
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while name_flag:
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name = input("请输入修改姓名：")
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if name == "":
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print_message("修改姓名不能为空，请重新输入！")
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continue
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else:
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name_flag = False
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add_flag = True
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while add_flag:
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confirm = input("【{}】修改为【{}】元，请确认：（y/n）".format(stu_name, name))
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if confirm == "y":
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# 获取”姓名“index
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stu_index = list(stus.columns).index('姓名')
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# 获取学生index
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name_index = stus.loc[(stus['姓名'] == stu_name),:].index[0]
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# 获取学生原姓名
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stu_name_dict = stu.to_dict()["姓名"]
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stu_name_index = list(stu_name_dict.keys())[0]
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stu_name = stu_name_dict[stu_name_index]
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# 增加学生添加姓名
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stus.iloc[name_index,stu_index] = name
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# 写入stu表中(stu.csv)
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stus.to_csv("stu.csv", index = False)
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print_message("【{}】添加【{}】成功".format(stu_name, name))
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stu = stus.loc[(stus['姓名'] == name),:]
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display(stu)
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print_message("最新学生联系管理系统学生名单如下：")
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display(stus)
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break
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elif confirm == "n":
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print_message("取消添加！")
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break
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else:
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print_message("输入错误，请重新输入！")
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continue
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break
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# 通过电话修改某个学生电话
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def update_by_phone():
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stus = read_stu_csv()
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display(stus)
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stu_phones = stus['电话'].values.tolist()
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while True:
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stu_phone = input("请输入待修改学生电话")
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if int(stu_phone) not in stu_phones:
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print_message("学生不存在，请重新输入！")
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continue
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else:
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stu = stus.loc[(stus['电话'] == int(stu_phone)),:]
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display(stu)
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phone_flag = True
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while phone_flag:
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phone = input("请输入修改电话：")
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if phone == "":
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print_message("修改电话不能为空，请重新输入！")
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continue
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else:
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phone_flag = False
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add_flag = True
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while add_flag:
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confirm = input("【{}】修改为【{}】元，请确认：（y/n）".format(stu_phone, phone))
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if confirm == "y":
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# 获取”电话“index
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stu_index = list(stus.columns).index('电话')
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# 获取学生index
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phone_index = stus.loc[(stus['电话'] == int(stu_phone)),:].index[0]
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# 获取学生原电话
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stu_phone_dict = stu.to_dict()["电话"]
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stu_phone_index = list(stu_phone_dict.keys())[0]
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stu_phone = stu_phone_dict[stu_phone_index]
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# 增加学生添加电话
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stus.iloc[phone_index,stu_index] = phone
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# 写入stu表中(stu.csv)
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stus.to_csv("stu.csv", index = False)
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print_message("【{}】添加【{}】成功".format(stu_phone, phone))
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stu = stus.loc[(stus['电话'] == phone),:]
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display(stu)
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print_message("最新学生联系管理系统学生名单如下：")
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display(stus)
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break
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elif confirm == "n":
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print_message("取消添加！")
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break
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else:
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print_message("输入错误，请重新输入！")
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continue
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break
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# 更改学生信息
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def update_stu():
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stus = read_stu_csv()
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stu_names = stus['姓名'].values.tolist()
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stu_phones = stus['电话'].values.tolist()
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display(stus)
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input_flag = True
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while input_flag:
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stu_input = input("请输入学生姓名/电话：")
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if stu_input in stu_names:
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stu = stus.loc[(stus['姓名'] == stu_input),:]
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input_flag = False
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break
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if int(stu_input) in stu_phones:
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stu = stus.loc[(stus['电话'] == int(stu_input)),:]
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input_flag = False
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break
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else:
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print_message("未查询到【{}】信息，请重新输入".format(stu_input))
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continue
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display(stu)
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while True:
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thing = input("请输入要修改的类型（'学号ID', '姓名', '电话', '生日', '入学年份'）：")
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if thing not in ["学号ID", "姓名", "电话", "生日", "入学年份"]:
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print_message("类型选择有误，请重新输入")
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continue
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else:
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# 获取学生原信息
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stu_dict = stu.to_dict()[thing]
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stu_index = list(stu_dict.keys())[0]
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stu_one = stu_dict[stu_index]
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print_message("原信息为: {}". format(stu_one))
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new_one = input("请输入新内容：")
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print_message("您确定将【{}】修改为【{}】吗？".format(stu_one, new_one))
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confirm_flag = input("y/n：")
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if confirm_flag == "y":
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thing_index = list(stus.columns).index(thing)
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stus.iloc[stu_index, thing_index] = new_one
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# 写入stu表中(stu.csv)
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stus.to_csv("stu.csv", index = False)
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display(stus)
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break
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# 删除学生信息
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def del_stu():
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stus = read_stu_csv()
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stu_IDs = stus['学号ID'].values.tolist()
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while True:
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stu_input = eval(input("请输入学生学号："))
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if stu_input in stu_IDs:
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print_message("您确定删除此学生吗？")
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confirm_flag = input("y/n：")
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if confirm_flag == 'y':
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x=stus[stus['学号ID']==stu_input].index.tolist()[0]
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stus.drop(x,axis=0,inplace=True)
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print('删除成功')
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stus.to_csv("stu.csv", index = False)
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else :
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print('终止操作')
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display(stus)
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break
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else:
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print('重新输入姓名')
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if __name__=="__main__":
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while (True):
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print(' 你想查询的内容')
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print('0.查询全部学生信息')
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print('1.通过姓名查找学生信息')
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print('2.通过电话查找学生信息')
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print('3.根据学号查找学生信息')
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print('4.通过姓名/电话/学号查找学生信息')
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print('5.通过姓名修改学生信息')
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print('6.通过电话修改学生信息')
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print('7.添加学生信息')
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print('8.更新学生信息')
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print('9.删除学生信息')
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print("10.结束运行")
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x=eval(input('请输入：'))
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if(x==10):
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break
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if x==1:
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read_someone_by_name()
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elif x==0:
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read_all_stus()
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elif x==2:
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read_someone_by_phone()
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elif x==4:
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read_stu()
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elif x==5:
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update_by_name()
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elif x==6:
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update_by_phone()
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elif x==7:
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add_stu()
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elif x==8:
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update_stu()
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elif x==9:
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del_stu()
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elif x==3:
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read_stu_by_number()
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else:
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print('输入错误，重新输入')
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