Json with Python

• Lets write a python program which stores inventory to a json file
• Refer Here for the first version of this program
• Exercises:
  • If the file exists containing inventory data, donot get empty dictionary read dictionary from file.
  • Refer Here for the changeset
  • Ask for the user input and handle the code to acheive the functionality

  Enter 
  1 to add inventory items
  2 to update inventory items
        Enter id: 
        print product name
        change quantity
        change price
  3 to print inventory times
  

  • Do exception handling for this application