STATS MIDTERM

in which python data structures can you access elements via index?

lists and tuples

in which python data structures can you access elements via keys?

dictionaries

how do you access nested lists/dictionaries?

two []

which python data structures can be concatenated using +?

lists and tuples

can you concatenate a set?

yes, using .union()

what can you nest in a list?

list, set, tuple, dictionary

what can you nest in a tuple?

list, set, tuple, dictionary

what can you nest in a set?

tuple

what can you nest in a dictionary key?

tuple

what can you nest in a dictionary value?

list, tuple, set, dictionary

how to add elem to list?

.append(elem), .insert(ind, elem)

how to add elem to tuple?

immutable so N/A

how to add elem to set?

.add(one elem), .update(multiple elem)

how to add elem to dictionary

d[key] = val, .update({key; val})

how to remove elem from list?

.pop(ind), .remove(elem)

how to remove elem from set?

.discard(elem)

how to remove elem from tuple?

immutable so N/A

how to remove elem from dictionary?

.pop(“key”)