U1M1A1.9.2

# [ ] review and run example # the list before Insert party_list = ["Joana", "Alton", "Tobias"] print("party_list before: ", party_list) # the list after Insert party_list[1] = "Colette" print("party_list after: ", party_list)

# [ ] review and run example party_list = ["Joana", "Alton", "Tobias"] print("before:",party_list) # modify index value party_list[1] = party_list[1] + " Derosa" print("\nafter:", party_list)

# IndexError Example # [ ] review and run example which results in an IndexError # if result is NameError run cell above before running this cell # IndexError trying to append to end of list party_list[3] = "Alton" print(party_list)

# [ ] review and run example changes the data type of an element # replace a string with a number (int) single_digits = ["zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine"] print("single_digits: ", single_digits) print("single_digits[3]: ", single_digits[3], type(single_digits[3]),"\n") # replace string with an int single_digits[3] = 3 print("single_digits: ", single_digits) print("single_digits[3]: ", single_digits[3], type(single_digits[3]))

# [ ] complete "replace items in a list" task three_num=[2, 4, 6] print(three_num) if three_num[0] <5: three_num[0]="small" else: three_num[0]="large" print(three_num)

# [ ] create challenge function int_list=[2,3,4,5,6] def str_replace(int_list,index): if int_list[index] < 4: int_list[index]="small" else: int_list[index]="large" str_replace(int_list,0) print(int_list)

# [ ] complete coding task described above three_words = ["Happy","Shoe","Rainbow"] print(three_words) three_words[0] = three_words[0].upper() three_words[2] = three_words[2].swapcase() print(three_words)

# [ ] review and run example # the list before Insert party_list = ["Joana", "Alton", "Tobias"] print("party_list before: ", party_list) print("index 1 is", party_list[1], "\nindex 2 is", party_list[2], "\n") # the list after Insert party_list.insert(1,"Colette") print("party_list after: ", party_list) print("index 1 is", party_list[1], "\nindex 2 is", party_list[2], "\nindex 3 is", party_list[3])

# [ ] insert a name from user input into the party_list in the second position (index 1) party_list = ["Joana", "Alton", "Tobias"] party_list.insert(2,"Bubba") # [ ] print the updated list print(party_list)

# [ ] Fix the Error tree_list = ["oak"] print("tree_list before =", tree_list) tree_list.insert(1,"pine") print("tree_list after =", tree_list)