dict.py

import re
from datetime import datetime

print("******************Student Admission Form System*********************")


def valid_email():
    while True:
        try:
            email = input("Enter email: ")
            pattern = r'^[\w\.-]+@[\w\.-]+\.\w+$'
            match = re.fullmatch(pattern, email)
            
            if not match:
                raise ValueError("Invalid Email Address")
            
            return email  

        except ValueError :

            print("Invalid Email Number")
          
       
def valid_phone():
    while True:
        try: 
         phone = input("Enter Phone (10 digits): ")
         match = re.fullmatch(r'\d{10}', phone)
          
         if not match:
             raise ValueError("Invalid Phone")
         return phone
        except ValueError :

            print("Invalid Phone Number")


def valid_DOB():
    while True:
       try:
        dob = input("Enter DOB(dd-mm-yyyy): ")
        datetime.strptime(dob,"%d-%m-%Y")
       
        return dob

       except ValueError:
            print("Invalid Date of birth ")

def admission_time():
      
      current_time = datetime.now().strftime("%d-%m-%Y %H:%M:%S")
      print(current_time)
      return current_time        


name = input("Enter Name: ")
roll = input("Enter roll: ")
email = valid_email()
phone = valid_phone()
dob = valid_DOB()
time = admission_time()
student = {
    "Name": name,
    "Roll No": roll,
    "Email": email,
    "Phone": phone,
    "Date": dob,
    "Time": time
}
 
with open("students registration.txt","a") as stu :
 stu.write({student[name]})
  

print("\nStudent Details:")
for key, value in student.items():
     print(f"{key}: {value}\n")



def search_by_id():
   print("Student details")

   Roll  = input("Enter No. to search : ")
   if Roll in roll :
     print(f" \n \n name : {name}\n roll : {roll}\n email:{email}\n phone : {phone}\n dob : {dob}\n time : {time} ")






search_by_id()