feat: add model and extension autoloading

src/quart_imp/imp.py

@@ -187,6 +187,26 @@ class Imp:
 
                 if isinstance(potential_blueprint, Blueprint):
                     self._quart_blueprint_registration(potential_blueprint)
+    
+    def import_model(self, model: str) -> None:
+        if Path(model).is_absolute():
+            model_path = Path(model)
+        else:
+            model_path = Path(self.app_path / model)
+        
+        if model_path.exists() and not model_path.name.startswith("__"):
+            module = import_module(cast_to_import_str(self.app_name, model_path))
+    
+    def import_extension(self, ext: str) -> None:
+        if Path(model).is_absolute():
+            ext_path = Path(ext)
+        else:
+            ext_path = Path(self.app_path / ext)
+        
+        if model_path.exists() and not model_path.name.startswith("__"):
+            module = import_module(cast_to_import_str(self.app_name, model_path))
+            module.register_module(self.app)
+
 
     def import_blueprints(self, folder: str) -> None:
         """
@@ -206,6 +226,34 @@ class Imp:
 
         for potential_bp in folder_path.iterdir():
             self.import_blueprint(f"{potential_bp}")
+    
+    def import_models(self, folder: str) -> None:
+        """
+        Will import all models from the given folder.
+        Given folder must be relative to the
+        """
+        folder_path = Path(self.app_path / folder)
+        if not folder_path.exists():
+            raise ImportError(f"Cannot find models folder at {folder_path}")
+        if not folder_path.is_dir():
+            raise ImportError(f"Models must be a folder {folder_path}")
+        
+        for potential_model in folder_path.iterdir():
+            self.import_model(potential_model)
+    
+    def import_extensions(self, folder: str) -> None:
+        """
+        Will import all extensions from the given folder.
+        Given folder must be relative to the
+        """
+        folder_path = Path(self.app_path / folder)
+        if not folder_path.exists():
+            raise ImportError(f"Cannot find extensions folder at {folder_path}")
+        if not folder_path.is_dir():
+            raise ImportError(f"Extensions must be a folder {folder_path}")
+        
+        for potential_ext in folder_path.iterdir():
+            self.import_model(potential_ext)
 
     async def _async_import_resource_module(
         self, module: Path, factories: t.List[str]

src/quart_imp/imp_blueprint.py

@@ -100,6 +100,31 @@ class ImpBlueprint(Blueprint):
                 raise ImportError(
                     f"Error when importing {self.package}.{resource}: {e}"
                 )
+    
+    def import_models(self, folder: str = "models") -> None:
+        """
+        Will import all the models from the given folder.
+        Given folder must be relative to the blueprint (in the same folder as the __init__.py file).
+
+        :param folder: Folder to look for models in. Must be relative.
+        :return: None
+        """
+
+        if self._prevent_if_disabled():
+            return
+
+        model_path = self.location / folder
+        if not model_path.exists():
+            raise NotADirectoryError(f"{model_path} is not a directory")
+
+        models = model_path.glob("*.py")
+        for model in models:
+            try:
+                import_module(f"{self.package}.{folder}.{model.stem}")
+            except ImportsError as e:
+                raise ImportError(
+                    f"Error when importing {self.package}.{model}: {e}"
+                )
 
     def import_nested_blueprint(self, blueprint: t.Union[str, Path]) -> None:
         """