collections-7-8.py

import collections
team_members = ["Jim", "Chris", "Jess", "Zahra"]

# A list is a sequence
print(isinstance(team_members, collections.abc.Sequence))
# True

# It's not a mapping
print(isinstance(team_members, collections.abc.Mapping))
# False

# And it's not a set, either
print(isinstance(team_members, collections.abc.Set))
# False

# All sequences are collections…
print(isinstance(team_members, collections.abc.Collection))
# True

# …and all collections are sized, iterable containers
print(isinstance(team_members, collections.abc.Sized))
# True
print(isinstance(team_members, collections.abc.Iterable))
# True
print(isinstance(team_members, collections.abc.Container))
# True