Date Format Conversion

def date_conv(date):
    month = {'1':'January ','2':'February ','3':'March ','4':'April ',
            '5':'May ','6':'June ','7':'July ','8':'August ',
            '9':'September ','10':'October ','11':'November ','12':'December '}

    str_res = f"{month[date[1]]}{date[2:4]}, {date[4:]}"

    return str_res

def main():
    date = input("Enter the Date in MMDDYYYY format : ")
    print("The Formatted Date : ", date_conv(date))
main()