Instance.get_project() -> Instance.projects

kiwi_scp/commands/cli.py

@@ -133,8 +133,9 @@ class KiwiCommand:
         _logger.debug(f"{instance.directory!r}: {project_names!r}, {service_names!r}")
 
         projects = [
-            instance.get_project(project_name)
-            for project_name in project_names
+            project
+            for project in instance.projects
+            if project.name in project_names
         ]
 
         if not projects:
@@ -175,12 +176,11 @@ class KiwiCommand:
 
     @classmethod
     def run_for_instance(cls, instance: Instance, **kwargs) -> None:
-        for project_config in instance.config.projects:
-            if cls.enabled_only and not project_config.enabled:
-                cls.print_header(f"Skipping disabled project {project_config.name}")
+        for project in instance.projects:
+            if cls.enabled_only and not project.config.enabled:
+                cls.print_header(f"Skipping disabled project {project.name}")
                 continue
 
-            project = instance.get_project(project_config.name)
             cls.run_for_project(instance, project, **kwargs)
 
     @classmethod

kiwi_scp/instance.py

@@ -17,7 +17,7 @@ from .misc import YAML
 class Service:
     name: str = attr.ib()
     content: CommentedMap = attr.ib()
-    parent: Optional["Project"] = attr.ib(default=None)
+    parent: "Project" = attr.ib()
 
     _RE_CONFDIR = re.compile(r"^\s*\$(?:CONFDIR|{CONFDIR})/+(.*)$", flags=re.UNICODE)
 
@@ -80,7 +80,7 @@ class Services:
 @attr.s
 class Project:
     directory: Path = attr.ib()
-    parent: Optional["Instance"] = attr.ib(default=None)
+    parent: "Instance" = attr.ib()
 
     @staticmethod
     @functools.lru_cache(maxsize=10)
@@ -93,7 +93,7 @@ class Project:
         return self.directory.name
 
     @property
-    def config(self) -> ProjectConfig:
+    def config(self) -> Optional[ProjectConfig]:
         return self.parent.config.get_project_config(self.name)
 
     @property
@@ -125,12 +125,15 @@ class Project:
         yml = Project._parse_compose_file(self.directory)
 
         return Services([
-            Service(name, content, self)
-            for name, content in yml["services"].items()
+            Service(
+                name=name,
+                content=content,
+                parent=self,
+            ) for name, content in yml["services"].items()
         ])
 
 
-@attr.s(frozen=True)
+@attr.s
 class Instance:
     directory: Path = attr.ib(default=Path('.'))
 
@@ -140,11 +143,10 @@ class Instance:
 
         return KiwiConfig.from_directory(self.directory)
 
-    @functools.lru_cache(maxsize=None)
-    def get_project(self, project_name: str) -> Optional[Project]:
+    @property
+    def projects(self) -> Generator[Project, None, None]:
         for project in self.config.projects:
-            if project.name == project_name:
-                return Project(
+            yield Project(
                 directory=self.directory.joinpath(project.name),
                 parent=self,
             )

tests/test_instance.py

@@ -14,12 +14,6 @@ class TestDefault:
 
         assert pc.name == "hello-world.project"
 
-        p = i.get_project("hello-world.project")
-
-        assert p.directory == Path("example/hello-world.project")
-
-        assert i.get_project("nonexistent") is None
-
     def test_empty(self):
         i = Instance()