I only need like 60-70 lines in python for this I can provide suggestions and answers to any questions.
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for the log function, we need to display the transactions for a given item id. The -n feature would help to display the top n or the bottom n transactions for that item id. Right now, with the init, add, checkin and checkout, we are updating a file (in the blockchain file path) with all the case IDs and the item IDs, so for log we specify the item ID and display its transactions