This code is for built CSV with Python

create_name.py

name = input("Filename: ")
n = int(input("How many data: "))
print("\a")
for i in range(n):
    print("Data Number-" + str(i+1))
    first = str(input("First name: "))
    last = str(input("Last name: "))
    print("\a")

    with open(f"{name}", "a") as f:
        f.write(f'"{str(i+1)}","{first}","{last}"')
        f.writelines('\n')