from datetime import date

calculations = [
    '$1.00 NZD is ¥85.00 JPY',
    '$2.00 NZD is ¥170.00 JPY',
    '$5.00 NZD is ¥425.00 JPY',
    '¥850.00 JPY is $10.00 NZD',
    '¥1700.00 JPY is $20.00 NZD',
    '¥4250.00 JPY is $50.00 NZD'
]

# **** Get current date for heading and filename ****
today = date.today()

# Get day, month and year as individual strings
day = today.strftime("%d")
month = today.strftime("%m")
year = today.strftime("%Y")

file_name = f"currency_{year}_{month}_{day}"
write_to = f"{file_name}.txt"

with open(write_to, "w") as text_file:
    text_file.write("***** Currency Conversion Calculations ******\n")
    text_file.write(f"Generated: {day}/{month}/{year}\n\n")
    text_file.write("Here is your calculation history (oldest to newest)... \n")

    # write the items to file
    for item in calculations:
        text_file.write(item)
        text_file.write("\n")