door bell scenarios

agents/ten_packages/extension/vision_python_async/BUILD.gn

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+#
+# This file is part of TEN Framework, an open source project.
+# Licensed under the Apache License, Version 2.0.
+# See the LICENSE file for more information.
+#
+import("//build/feature/ten_package.gni")
+
+ten_package("vision_python_async") {
+  package_kind = "extension"
+
+  resources = [
+    "__init__.py",
+    "addon.py",
+    "extension.py",
+    "log.py",
+    "manifest.json",
+    "property.json",
+    "tests",
+  ]
+}

agents/ten_packages/extension/vision_python_async/README.md

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+# vision_python_async
+
+<!-- brief introduction for the extension -->
+
+## Features
+
+<!-- main features introduction -->
+
+- xxx feature
+
+## API
+
+Refer to `api` definition in [manifest.json] and default values in [property.json](property.json).
+
+<!-- Additional API.md can be referred to if extra introduction needed -->
+
+## Development
+
+### Build
+
+<!-- build dependencies and steps -->
+
+### Unit test
+
+<!-- how to do unit test for the extension -->
+
+## Misc
+
+<!-- others if applicable -->

agents/ten_packages/extension/vision_python_async/__init__.py

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+#
+# This file is part of TEN Framework, an open source project.
+# Licensed under the Apache License, Version 2.0.
+# See the LICENSE file for more information.
+#
+from . import addon
+from .log import logger
+
+logger.info("vision_python_async extension loaded")

agents/ten_packages/extension/vision_python_async/addon.py

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+#
+# This file is part of TEN Framework, an open source project.
+# Licensed under the Apache License, Version 2.0.
+# See the LICENSE file for more information.
+#
+from ten import (
+    Addon,
+    register_addon_as_extension,
+    TenEnv,
+)
+from .extension import VisionExtension
+from .log import logger
+
+
+@register_addon_as_extension("vision_python_async")
+class VisionExtensionAddon(Addon):
+
+    def on_create_instance(self, ten_env: TenEnv, name: str, context) -> None:
+        logger.info("VisionExtensionAddon on_create_instance")
+        ten_env.on_create_instance_done(VisionExtension(name), context)