time.py

# This code is made by MRayan Asim
# Function to convert the date format
def convert24(str1):
    # Checking if last two elements of time
    # is AM and first two elements are 12
    if str1[-2:] == "AM" and str1[:2] == "12":
        return "00" + str1[2:-2]

    # remove the AM
    elif str1[-2:] == "AM":
        return str1[:-2]

    # Checking if last two elements of time
    # is PM and first two elements are 12
    elif str1[-2:] == "PM" and str1[:2] == "12":
        return str1[:-2]

    else:
        # add 12 to hours and remove PM
        return str(int(str1[:2]) + 12) + str1[2:8]


# Driver Code
time_input = input("Enter time in 12-hour format (hh:mm:ss AM/PM): ")
print(convert24(time_input))