title: why is this not printing out a value in a dictionary?
body: <p>i'm trying to get this to print out a value in a dictionary from a key that the user inputs, but nothing is coming out. any ideas? </p>
  
  <pre><code>u_items=input("Enter 'list' to see a list of items, or 'Book', 'Apple', 'Toy', 'Pumpkin', 'Bowl' or 'Purse' to see the item's price: ")
  u_items=u_items.title()
  
  inventory={'Book':'18', 'Apple':'3', 'Toy':'7', 'Pumpkin':'9', 'Bowl':'5', 'Purse':'30'}
  
  if u_items in inventory[u_items] == True:
      print("A " + u_items + "costs $" + inventory[u_items])
  
  elif u_items == 'List':
      print(items(inventory))
  </code></pre>