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some excercises with lists
Lists and Tuples example from a Well House Consultants training course
More on Lists and Tuples [link]
Source code: yuk Module: Y104
# some excercises with lists
# Set up a list of 4 items dinner = ["Soup","Chicken","Rice","Water"] # Change the THIRD one dinner[2] = "Nan Bread" # Add two more on the end dinner += ["Sticky Toffee Pudding","Custard"] # Insert someting in the 'middle' dinner.insert(4,"A rest") print(dinner) # Most basic loop to handle each member of a list by number num = 0 while num<len(dinner): dinner[num] += " with marmite" num += 1 # Use a loop like THIS if you don't care about the position no. for item in dinner: print("I want some",item) # But if you want to refer to next, or previous ... you need something like this for posn in range(0,len(dinner),1): print("Graham ate all of the ",dinner[posn]) # lists in lists lunch = [["soup","salad"],["chicken","lamb","rhino"],["Ice Cream"]] lunch.append(["tea","coke"]) lunch[2].append("Cheese and Celery") # printing out lists in lists for course in lunch: for option in course: print(option," or ",end=" ") print() # Taking the last item off a list ("popping") dinner = dinner[:-1] print(dinner) """ Sample Output WomanWithCat:y104 grahamellis$ python3 yuk ['Soup', 'Chicken', 'Nan Bread', 'Water', 'A rest', 'Sticky Toffee Pudding', 'Custard'] I want some Soup with marmite I want some Chicken with marmite I want some Nan Bread with marmite I want some Water with marmite I want some A rest with marmite I want some Sticky Toffee Pudding with marmite I want some Custard with marmite Graham ate all of the Soup with marmite Graham ate all of the Chicken with marmite Graham ate all of the Nan Bread with marmite Graham ate all of the Water with marmite Graham ate all of the A rest with marmite Graham ate all of the Sticky Toffee Pudding with marmite Graham ate all of the Custard with marmite soup or salad or chicken or lamb or rhino or Ice Cream or Cheese and Celery or tea or coke or ['Soup with marmite', 'Chicken with marmite', 'Nan Bread with marmite', 'Water with marmite', 'A rest with marmite', 'Sticky Toffee Pudding with marmite'] WomanWithCat:y104 grahamellis$ """ Learn about this subject
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