Sectionย 4. Chapterย 3
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Challenge: List Management
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Are you ready to apply your new knowledge of lists and list methods in a practical setting?
This challenge will engage you in managing a grocery store's deli department items, requiring you to utilize nested lists, list methods, and conditional logic.
Task
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Manage a list of deli items by initializing, updating, and organizing them across different categories such as meats, cheeses, and condiments.
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Initialize Lists:
- Create a list
meatwith the values:"Ham",3.99,50,"Sliced"; - Create a list
cheesewith the values:"Cheddar",5.49,100,"Sharp"; - Create a list
condimentwith the values:"Mustard",1.99,75,"Spicy".
- Create a list
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Create Main List:
- Combine
meat,cheese, andcondimentlists into a single list calleddeli_dept.
- Combine
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Restock Item:
- If
"Ham"is in themeatlist and its quantity is less than100, update its quantity to100.
- If
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Add Seasonal Meat:
- Create a list
seasonal_meatwith the values:"Turkey",4.50,100,"Sliced"; - Append
seasonal_meattodeli_dept.
- Create a list
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Remove Condiment:
- Remove the
condimentlist fromdeli_dept.
- Remove the
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Sort List:
- Sort
deli_deptalphabetically based on the first element of each sublist.
- Sort
Output Requirements
- Print the initial state of
deli_deptwith the message:"Initial Deli List: <$deli_dept>". - After all operations, print the updated state of
deli_deptwith the message:"Updated Deli List: <$deli_dept>".
Note
Sorting the list will be based on the first value of each sublist (e.g.,
"Ham","Cheddar","Turkey").
Requirements checklist
- Check that the variable
meatis a list with values: "Ham", 3.99, 100, "Sliced" (the quantity must be 100 after restocking). - Check that the variable
cheeseis a list with values: "Cheddar", 5.49, 100, "Sharp". - Check that the variable
condimentis a list with values: "Mustard", 1.99, 75, "Spicy". - Check that the variable
seasonal_meatis a list with values: "Turkey", 4.50, 100, "Sliced". - Check that the variable
deli_deptis a list containing only the lists forcheese,meat, andseasonal_meat, in alphabetical order by their first element. - Check that the initial print output contains the string "Initial Deli List:" followed by a list containing
meat,cheese, andcondiment(in any order). - Check that the final print output contains the string "Updated Deli List:" followed by a list containing only
cheese,meat, andseasonal_meat(in alphabetical order by their first element).
Solution
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Sectionย 4. Chapterย 3
single
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