mirror of
https://github.com/ets-labs/python-dependency-injector.git
synced 2024-11-22 17:47:02 +03:00
35 lines
781 B
Python
35 lines
781 B
Python
"""Simple providers overriding example."""
|
|
|
|
from dependency_injector import providers
|
|
|
|
|
|
class User(object):
|
|
"""Example class User."""
|
|
|
|
# Users factory:
|
|
users_factory = providers.Factory(User)
|
|
|
|
# Creating several User objects:
|
|
user1 = users_factory()
|
|
user2 = users_factory()
|
|
|
|
# Making some asserts:
|
|
assert user1 is not user2
|
|
assert isinstance(user1, User) and isinstance(user2, User)
|
|
|
|
|
|
# Extending User:
|
|
class SuperUser(User):
|
|
"""Example class SuperUser."""
|
|
|
|
# Overriding users factory:
|
|
users_factory.override(providers.Factory(SuperUser))
|
|
|
|
# Creating some more User objects using overridden users factory:
|
|
user3 = users_factory()
|
|
user4 = users_factory()
|
|
|
|
# Making some asserts:
|
|
assert user4 is not user3
|
|
assert isinstance(user3, SuperUser) and isinstance(user4, SuperUser)
|