: Defines "bindings"—the rules for how an interface (like an abstract class) maps to a specific implementation.
: The library is commonly used to simplify SOLID principles in frameworks like Django and FastAPI . injector.py
: Control object lifetimes. Common scopes include singleton (one instance for the whole app) and NoScope (new instance every time). : Defines "bindings"—the rules for how an interface
For further details, consult the official Injector documentation . Make Your Django Project Less Confusing with Design Pattern Common scopes include singleton (one instance for the
: Use the @provider decorator inside a Module for more complex object creation that requires logic.
from injector import Injector injector = Injector([MyModule()]) # Pass your modules here service = injector.get(Service) # Automatically creates Database and Service print(service.db.status) # "Connected" Use code with caution. Copied to clipboard
: Marks constructors or methods that need dependencies automatically provided.