add aiohttp encapsulation

tests/metagpt/utils/test_ahttp_client.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @Desc   : unittest of ahttp_client
+
+import pytest
+
+from metagpt.utils.ahttp_client import apost, apost_stream
+
+
+@pytest.mark.asyncio
+async def test_apost():
+    result = await apost(
+        url="https://www.baidu.com/"
+    )
+    assert "百度一下" in result
+
+    result = await apost(
+        url="http://aider.meizu.com/app/weather/listWeather",
+        data={"cityIds": "101240101"},
+        as_json=True
+    )
+    assert result["code"] == "200"
+
+
+@pytest.mark.asyncio
+async def test_apost_stream():
+    result = apost_stream(
+        url="https://www.baidu.com/"
+    )
+    async for line in result:
+        assert len(line) >= 0
+
+    result = apost_stream(
+        url="http://aider.meizu.com/app/weather/listWeather",
+        data={"cityIds": "101240101"}
+    )
+    async for line in result:
+        assert len(line) >= 0