SuperPy guidelines:

positional arguments: {buy,sell,export,profit,plot,reset}

• buy:                 Buy a product
  

• sell:                 Sell a product
  

• export:            Export selection of data on a specific date
  

• profit:              Calculate profit on a specific date
  

• plot:                Plot bar graph of products in inventory, bought or sold list
  

• reset:               Reset selection of files or all files
  

Commands:

1. Buy usage: main.py buy [-h] --product PRODUCT --buy-price PRICE [--quantity QUANTITY] --buy-date BUY_DATE --exp-date EXP_DATE

arguments: -h, --help show this help message and exit --product PRODUCT product name --buy-price PRICE buy price per product --quantity QUANTITY quantity of product --buy-date BUY_DATE product buy date (format YYYY-MM-DD) --exp-date EXP_DATE product expiration date (format YYYY-MM-DD)

Examples: python main.py buy --product Apple --buy-price 5 --buy-date 2022-01-05 --exp-date 2022-03-04 python main.py buy --product Apple --buy-price 5 --quantity 10 --buy-date 2022-01-05 --exp-date 2022-03-04

**2. Sell: ** usage: main.py sell [-h] --product PRODUCT --sell-price PRICE [--quantity QUANTITY] --sell-date SELL_DATE

arguments: -h, --help show this help message and exit --product PRODUCT product name --sell-price PRICE sell price per product --quantity QUANTITY quantity of product --sell-date SELL_DATE product sell date (format YYYY-MM-DD)

Examples: python main.py sell --product Orange --sell-price 21 --sell-date 2025-10-01 python main.py sell --product Orange --sell-price 21 --quantity 3 --sell-date 2025-10-01

3. Export usage: main.py export [-h] --file {expired,bought,sold} --date DATE

arguments: -h, --help show this help message and exit --file {expired,bought,sold} Data to be exported to .csv file --date DATE Choose date of interest(format YYYY-MM-DD)

Examples: python main.py export --file expired --date 2023-10-03 python main.py export --file bought --date 2021-09-02

4. Profit usage: main.py profit [-h] --date DATE

arguments: -h, --help show this help message and exit --date DATE Choose date of interest(format YYYY-MM-DD)

Examples: python main.py profit --date 2030-10-03 python main.py profit --date 2020-03-14

5. Plot usage: main.py plot [-h] --file {bought,sold,inventory}

arguments: -h, --help show this help message and exit --file {bought,sold,inventory} File to be plotted

Examples: python main.py plot --file inventory python main.py plot --file bought

6. Reset usage: main.py reset [-h] [--file {bought,sold,inventory,all}]

arguments: -h, --help show this help message and exit --file {bought,sold,inventory,all} Files to be resetted

Examples: python main.py reset --file inventory python main.py reset --file all

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