Create a binary file with name and roll number. Search for a given roll number and display the name, if not found display appropriate message

def create(name, roll_no):
  file = open("student.txt", 'w')
  file.write("Name: " + name + "\n")
  file.write("Roll number: " + roll_no)
  file.close()
    
def search(roll_no):
  file = open("student.txt", 'r')
  for line in file:
    if line.startswith("Roll number:"):
      if line[13:] == roll_no:
        print("Found")
        return
  print("Not Found")
      
create("Rohan", "17BCE0522")
search("17BCE0522")