init

app/helper/module.py

@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+import importlib
+import pkgutil
+
+
+class ModuleHelper:
+    """
+    模块动态加载
+    """
+
+    @classmethod
+    def load(cls, package_path, filter_func=lambda name, obj: True):
+        """
+        导入子模块
+        :param package_path: 父包名
+        :param filter_func: 子模块过滤函数，入参为模块名和模块对象，返回True则导入，否则不导入
+        :return:
+        """
+
+        submodules: list = []
+        packages = importlib.import_module(package_path)
+        for importer, package_name, _ in pkgutil.iter_modules(packages.__path__):
+            if package_name.startswith('_'):
+                continue
+            full_package_name = f'{package_path}.{package_name}'
+            module = importlib.import_module(full_package_name)
+            for name, obj in module.__dict__.items():
+                if name.startswith('_'):
+                    continue
+                if isinstance(obj, type) and filter_func(name, obj):
+                    submodules.append(obj)
+
+        return submodules