Create ComposeFormResult typealias

clive/__private/ui/forms/create_profile/create_profile_form.py

 from __future__ import annotations
 
-from typing import TYPE_CHECKING
-
 from clive.__private.core.profile import Profile
 from clive.__private.ui.forms.create_profile.create_profile_form_screen import CreateProfileFormScreen
 from clive.__private.ui.forms.create_profile.new_key_alias_form_screen import NewKeyAliasFormScreen
 from clive.__private.ui.forms.create_profile.set_account_form_screen import SetAccountFormScreen
 from clive.__private.ui.forms.create_profile.welcome_form_screen import CreateProfileWelcomeFormScreen
-from clive.__private.ui.forms.form import Form
-
-if TYPE_CHECKING:
-    from collections.abc import Iterator
-
-    from clive.__private.ui.forms.form_screen import FormScreen
+from clive.__private.ui.forms.form import ComposeFormResult, Form
 
 
 class CreateProfileForm(Form):
@@ -23,7 +16,7 @@ class CreateProfileForm(Form):
     async def cleanup(self) -> None:
         await self.world.switch_profile(None)
 
-    def compose_form(self) -> Iterator[type[FormScreen]]:
+    def compose_form(self) -> ComposeFormResult:
         if not Profile.is_any_profile_saved():
             yield CreateProfileWelcomeFormScreen
         yield CreateProfileFormScreen

clive/__private/ui/forms/form.py

@@ -2,20 +2,20 @@ from __future__ import annotations
 
 import inspect
 from abc import abstractmethod
-from collections.abc import Callable, Iterator
+from collections.abc import Callable
 from queue import Queue
-from typing import TYPE_CHECKING, Any, cast
+from typing import Any, Iterable, cast
 
 from clive.__private.core.commands.abc.command import Command
 from clive.__private.core.contextual import ContextualHolder
 from clive.__private.ui.clive_screen import CliveScreen
 from clive.__private.ui.forms.form_context import FormContextT, NoContext
-
-if TYPE_CHECKING:
-    from clive.__private.ui.forms.form_screen import FormScreen
+from clive.__private.ui.forms.form_screen import FormScreen
 
 PostAction = Command | Callable[[], Any]
 
+ComposeFormResult = Iterable[type[FormScreen[FormContextT]]]
+
 
 class Form(ContextualHolder[FormContextT], CliveScreen[None]):
     MINIMUM_SCREEN_COUNT = 2  # Rationale: it makes no sense to have only one screen in the form
@@ -29,7 +29,7 @@ class Form(ContextualHolder[FormContextT], CliveScreen[None]):
         super().__init__(self._build_context())
 
     @abstractmethod
-    def compose_form(self) -> Iterator[type[FormScreen[FormContextT]]]:
+    def compose_form(self) -> ComposeFormResult[FormContextT]:
         """Yield screens types in the order they should be displayed."""
 
     @property