python Implement small system management interface
1. Employee information management system design
Employee information includes employee number 、 full name 、 Gender 、 Age 、 Education 、 Wages 、 address 、 Telephone, etc （ The employee number is not repeated ）. Try to design an employee information management system , It can provide the following functions ：
1、 Employee information entry function ( Employee information is kept in file )－－ Input
2、 Employee information browsing function －－ Output
3、 Employee information query function －－ Algorithm
A query ： Query by educational background 、 Query by employee No 、 Conditional combination query
Deletion of employee information 、 Modify the function ( optional )
Expand functions ： Use the library to realize the operation interface
2. Design of library information management system
Book information includes ： Login number 、 Title 、 The author's name 、 Classification number 、 Publisher 、 Publication date 、 Price etc. . Try to design a library information management system , It can provide the following functions ：
1、 Book information input function ( Books and information are preserved in files )－－ Input
2、 Book information browsing function －－ Output
3、 Book information inquiry function －－ Algorithm
A query ： Search by title 、 Search by author name 、 Conditional combination query
Deletion and modification of book information ( optional )
Expand functions ： Use the library to realize the operation interface
3. Library management system design
Library management information includes ： The name of the book 、 Book number 、 The unit price 、 author 、 The state of being 、 Borrower
full name 、 Gender 、 Student number, etc
Function description ：
1、 Input of basic information of new books .
2、 Inquiry of basic information of books .
3、 Undo the deletion of book information .
4、 Register the borrower .
5、 Go through the book borrowing formalities .
6、 Return the book
requirement ： Storing data as a file .
Expand functions ： Use the library to realize the operation interface
4. Design of experimental equipment management system
Experimental equipment information includes ： Equipment serial number , Types of equipment ( Such as ： microcomputer 、 The printer 、 Scanners and so on ), Equipment name , Equipment price , Date of purchase of equipment , Scrap , Scrap date, etc .
The main function ：
1、 Able to complete the input and modification of equipment
2、 Classify and count the equipment
3、 Damage, consumption and disposal of equipment
4、 Equipment query
requirement ： Storing data as a file .
Expand functions ： Use the library to realize the operation interface
5. Student information management system design
Student information includes ： Student number , full name , Age , Gender , date of birth , Address , Telephone ,E-mail etc. . Try to design a student information management system , It can provide the following functions ：
1、 The system works as a menu
2、 Student information entry function （ Student information is saved in files ）－－ Input
3、 Student information browsing function －－ Output
4、 Student information query function －－ By student number 、 Search by name 、
5、 Deletion and modification of student information ( optional )
requirement ： Storing data as a file .
Expand functions ： Use the library to realize the operation interface 
But I can write private letters for you .
6. Student achievement management system design
Student achievement information includes ： semester , Student number , Class , full name , Results of four courses ( Chinese language and literature 、 mathematics 、 English and computer ) etc. .
The main function ：
（1） By semester 、 Complete the entry of students' grades by class 、 modify
（2） Be able to count students' grades by class , Find the total score and average score of students
（3） Can query student scores , Failed subjects and list of students
（4） Can output students' transcripts by class
requirement ： Storing data as a file .
Expand functions ： Use the library to realize the operation interface
7. Students elective course system design
Suppose there is n Courses , Each course has ： Course number , Course name , Course nature ( Public class 、 required course 、 Elective courses ), Total class hours , Teaching hours , Experiment or computer class hours , credits , The opening semester and other information ,
Students can （ If the total credits shall not be less than 60） Free choice of courses .
Try to design an elective course system , It can provide the following functions ：
1、 The system works as a menu
2、 Course information input function ( Course information is saved in files )－－ Input
3、 Course information browsing function －－ Output
4、 Course information query function －－ Algorithm
A query ： Query by credit 、 According to the nature of the course 、
5、 Students take courses ( optional )
Expand functions ： Use the library to realize the operation interface
But I can write private letters for you .
8. Design of student record book
Make a record book , Each student information includes ： Student number 、 full name 、python language achievement . Specific function ：
（1） Create information and save it as a disk file ;
（2） Read the disk file and display and output the scores of all students ;
（3） Query results by student number or name ;
（4） Add grade record ;
（5） Modify the grades of students with specified name or student number and save them ;
（6） display output 60 Below 、6079、8089、90 Student information of the above grades ( optional ).
Expand functions ： Use the library to realize the operation interface
9： The perpetual calendar shows .
Functional requirements ：
（1） Enter a year , The output is to display the calendar of the year on the screen . Assume that the year entered is 1940-2040 In between .
（2） Enter the year and year , Output the calendar of the month .
（3） Enter the date , How many days until today , What day , Is it a Gregorian Festival .
It can be initialized according to user input or system date , If the user has no input, the calendar of the month in which the system date is displayed , And highlight the current date ; You can query according to the date entered by the user , And display the calendar of the month in which the query results are located , Highlight the current date , And whether it's a leap year ; For any illegal input data , Reject the query and prompt
10. Address book design
Design a practical small address book program , With add , Query and delete functions . By name , Native place , Phone number 1, Phone number 2, E-mail consists of , Names can be encoded by a mixture of characters and numbers . Phone numbers can consist of characters and numbers .
requirement ： The last address book is saved in the file to be written ;
Realization function ：
（1） The system works as a menu
（2） Information entry function
（3） Information browsing function
（4） Information query function
（5） Information modification function
（6） System exit function
