feat: add make_question_type_init

Trivial init functions needn't be written manually by devs.

examples/full/python/local/full_example/__init__.py

@@ -1,7 +1,5 @@
-from questionpy import Package, QuestionTypeWrapper
+from questionpy import make_question_type_init
 
 from .question_type import ExampleQuestion
 
-
-def init(package: Package) -> QuestionTypeWrapper:
-    return QuestionTypeWrapper(ExampleQuestion, package)
+init = make_question_type_init(ExampleQuestion)

examples/minimal/python/local/minimal_example/__init__.py

@@ -1,10 +1,8 @@
 #  This file is part of the QuestionPy SDK. (https://questionpy.org)
 #  The QuestionPy SDK is free software released under terms of the MIT license. See LICENSE.md.
 #  (c) Technische Universität Berlin, innoCampus <[email protected]>
-from questionpy import Package, QuestionTypeWrapper
+from questionpy import make_question_type_init
 
 from .question_type import ExampleQuestion
 
-
-def init(package: Package) -> QuestionTypeWrapper:
-    return QuestionTypeWrapper(ExampleQuestion, package)
+init = make_question_type_init(ExampleQuestion)

examples/static-files/python/local/static_files_example/__init__.py

@@ -1,7 +1,5 @@
-from questionpy import Package, QuestionTypeWrapper
+from questionpy import make_question_type_init
 
 from .question_type import ExampleQuestion
 
-
-def init(package: Package) -> QuestionTypeWrapper:
-    return QuestionTypeWrapper(ExampleQuestion, package)
+init = make_question_type_init(ExampleQuestion)

questionpy/__init__.py

@@ -1,6 +1,7 @@
 #  This file is part of the QuestionPy SDK. (https://questionpy.org)
 #  The QuestionPy SDK is free software released under terms of the MIT license. See LICENSE.md.
 #  (c) Technische Universität Berlin, innoCampus <[email protected]>
+from collections.abc import Callable
 
 from questionpy_common.api.attempt import (
     AttemptFile,
@@ -87,5 +88,12 @@
     "WorkerResourceLimits",
     "create_jinja2_environment",
     "get_qpy_environment",
+    "make_question_type_init",
     "set_qpy_environment",
 ]
+
+
+def make_question_type_init(
+    question_class: type[Question], *, wrap_question: Callable[[Question], QuestionInterface] = QuestionWrapper
+) -> PackageInitFunction:
+    return lambda package, env: QuestionTypeWrapper(question_class, package, wrap_question=wrap_question)