Keys in dictionaries. A Python dictionary key can be nearly any Python object. I say “nearly” because the object in question must be hashable, meaning that it must have a hash value (the ...

Defining a list in Python is easy—just use the bracket syntax to indicate items in a list, like this: list_of_ints = [1, 2, 3] Items in a list do not have to all be the same type; they can be ...

They returned the next night to find another breeding python nearby that was more than 17 feet long. The breeding season usually begins in December and runs through April, Ridgley said.