fixbug: gbk UnicodeEncodeError

metagpt/learn/skill_loader.py

@@ -9,11 +9,11 @@
 from pathlib import Path
 from typing import Dict, List, Optional
 
-import aiofiles
 import yaml
 from pydantic import BaseModel, Field
 
 from metagpt.context import Context
+from metagpt.utils.common import aread
 
 
 class Example(BaseModel):
@@ -68,8 +68,7 @@ class SkillsDeclaration(BaseModel):
     async def load(skill_yaml_file_name: Path = None) -> "SkillsDeclaration":
         if not skill_yaml_file_name:
             skill_yaml_file_name = Path(__file__).parent.parent.parent / "docs/.well-known/skills.yaml"
-        async with aiofiles.open(str(skill_yaml_file_name), mode="r") as reader:
-            data = await reader.read(-1)
+        data = await aread(filename=skill_yaml_file_name)
         skill_data = yaml.safe_load(data)
         return SkillsDeclaration(**skill_data)
 

metagpt/utils/common.py

@@ -29,6 +29,7 @@ from pathlib import Path
 from typing import Any, Callable, List, Tuple, Union
 
 import aiofiles
+import chardet
 import loguru
 import requests
 from PIL import Image
@@ -587,14 +588,21 @@ def role_raise_decorator(func):
 
 
 @handle_exception
-async def aread(filename: str | Path, encoding=None) -> str:
+async def aread(filename: str | Path, encoding="utf-8") -> str:
     """Read file asynchronously."""
-    async with aiofiles.open(str(filename), mode="r", encoding=encoding) as reader:
-        content = await reader.read()
+    try:
+        async with aiofiles.open(str(filename), mode="r", encoding=encoding) as reader:
+            content = await reader.read()
+    except UnicodeDecodeError:
+        async with aiofiles.open(str(filename), mode="rb") as reader:
+            raw = await reader.read()
+            result = chardet.detect(raw)
+            detected_encoding = result["encoding"]
+            content = raw.decode(detected_encoding)
     return content
 
 
-async def awrite(filename: str | Path, data: str, encoding=None):
+async def awrite(filename: str | Path, data: str, encoding="utf-8"):
     """Write file asynchronously."""
     pathname = Path(filename)
     pathname.parent.mkdir(parents=True, exist_ok=True)

metagpt/utils/dependency_file.py

@@ -13,9 +13,7 @@ import re
 from pathlib import Path
 from typing import Set
 
-import aiofiles
-
-from metagpt.utils.common import aread
+from metagpt.utils.common import aread, awrite
 from metagpt.utils.exceptions import handle_exception
 
 
@@ -45,8 +43,7 @@ class DependencyFile:
     async def save(self):
         """Save dependencies to the file asynchronously."""
         data = json.dumps(self._dependencies)
-        async with aiofiles.open(str(self._filename), mode="w") as writer:
-            await writer.write(data)
+        await awrite(filename=self._filename, data=data)
 
     async def update(self, filename: Path | str, dependencies: Set[Path | str], persist=True):
         """Update dependencies for a file asynchronously.

metagpt/utils/file_repository.py

@@ -14,11 +14,9 @@ from datetime import datetime
 from pathlib import Path
 from typing import Dict, List, Set
 
-import aiofiles
-
 from metagpt.logs import logger
 from metagpt.schema import Document
-from metagpt.utils.common import aread
+from metagpt.utils.common import aread, awrite
 from metagpt.utils.json_to_markdown import json_to_markdown
 
 
@@ -55,8 +53,7 @@ class FileRepository:
         pathname = self.workdir / filename
         pathname.parent.mkdir(parents=True, exist_ok=True)
         content = content if content else ""  # avoid `argument must be str, not None` to make it continue
-        async with aiofiles.open(str(pathname), mode="w") as writer:
-            await writer.write(content)
+        await awrite(filename=str(pathname), data=content)
         logger.info(f"save to: {str(pathname)}")
 
         if dependencies is not None:

metagpt/utils/mermaid.py

@@ -9,11 +9,9 @@ import asyncio
 import os
 from pathlib import Path
 
-import aiofiles
-
 from metagpt.config2 import config
 from metagpt.logs import logger
-from metagpt.utils.common import check_cmd_exists
+from metagpt.utils.common import awrite, check_cmd_exists
 
 
 async def mermaid_to_file(engine, mermaid_code, output_file_without_suffix, width=2048, height=2048) -> int:
@@ -30,9 +28,7 @@ async def mermaid_to_file(engine, mermaid_code, output_file_without_suffix, widt
     if dir_name and not os.path.exists(dir_name):
         os.makedirs(dir_name)
     tmp = Path(f"{output_file_without_suffix}.mmd")
-    async with aiofiles.open(tmp, "w", encoding="utf-8") as f:
-        await f.write(mermaid_code)
-    # tmp.write_text(mermaid_code, encoding="utf-8")
+    await awrite(filename=tmp, data=mermaid_code)
 
     if engine == "nodejs":
         if check_cmd_exists(config.mermaid.path) != 0:

setup.py

@@ -57,7 +57,7 @@ extras_require["dev"] = (["pylint~=3.0.3", "black~=23.3.0", "isort~=5.12.0", "pr
 
 setup(
     name="metagpt",
-    version="0.7.5",
+    version="0.7.6",
     description="The Multi-Agent Framework",
     long_description=long_description,
     long_description_content_type="text/markdown",

tests/metagpt/roles/test_tutorial_assistant.py

@@ -6,11 +6,11 @@
 @File    : test_tutorial_assistant.py
 """
 
-import aiofiles
 import pytest
 
 from metagpt.const import TUTORIAL_PATH
 from metagpt.roles.tutorial_assistant import TutorialAssistant
+from metagpt.utils.common import aread
 
 
 @pytest.mark.asyncio
@@ -20,9 +20,8 @@ async def test_tutorial_assistant(language: str, topic: str, context):
     msg = await role.run(topic)
     assert TUTORIAL_PATH.exists()
     filename = msg.content
-    async with aiofiles.open(filename, mode="r", encoding="utf-8") as reader:
-        content = await reader.read()
-        assert "pip" in content
+    content = await aread(filename=filename)
+    assert "pip" in content
 
 
 if __name__ == "__main__":

tests/metagpt/utils/test_common.py

@@ -13,7 +13,6 @@ import uuid
 from pathlib import Path
 from typing import Any, Set
 
-import aiofiles
 import pytest
 from pydantic import BaseModel
 
@@ -125,9 +124,7 @@ class TestGetProjectRoot:
     async def test_parse_data_exception(self, filename, want):
         pathname = Path(__file__).parent.parent.parent / "data/output_parser" / filename
         assert pathname.exists()
-        async with aiofiles.open(str(pathname), mode="r") as reader:
-            data = await reader.read()
-
+        data = await aread(filename=pathname)
         result = OutputParser.parse_data(data=data)
         assert want in result
 
@@ -198,12 +195,25 @@ class TestGetProjectRoot:
 
     @pytest.mark.asyncio
     async def test_read_write(self):
-        pathname = Path(__file__).parent / uuid.uuid4().hex / "test.tmp"
+        pathname = Path(__file__).parent / f"../../../workspace/unittest/{uuid.uuid4().hex}" / "test.tmp"
         await awrite(pathname, "ABC")
         data = await aread(pathname)
         assert data == "ABC"
         pathname.unlink(missing_ok=True)
 
+    @pytest.mark.asyncio
+    async def test_read_write_error_charset(self):
+        pathname = Path(__file__).parent / f"../../../workspace/unittest/{uuid.uuid4().hex}" / "test.txt"
+        content = "中国abc123\u27f6"
+        await awrite(filename=pathname, data=content)
+        data = await aread(filename=pathname)
+        assert data == content
+
+        content = "GB18030 是中国国家标准局发布的新一代中文字符集标准，是 GBK 的升级版，支持更广泛的字符范围。"
+        await awrite(filename=pathname, data=content, encoding="gb2312")
+        data = await aread(filename=pathname, encoding="utf-8")
+        assert data == content
+
 
 if __name__ == "__main__":
     pytest.main([__file__, "-s"])

tests/metagpt/utils/test_git_repository.py

@@ -10,15 +10,14 @@
 import shutil
 from pathlib import Path
 
-import aiofiles
 import pytest
 
+from metagpt.utils.common import awrite
 from metagpt.utils.git_repository import GitRepository
 
 
 async def mock_file(filename, content=""):
-    async with aiofiles.open(str(filename), mode="w") as file:
-        await file.write(content)
+    await awrite(filename=filename, data=content)
 
 
 async def mock_repo(local_path) -> (GitRepository, Path):

tests/metagpt/utils/test_s3.py

@@ -9,7 +9,6 @@ import uuid
 from pathlib import Path
 
 import aioboto3
-import aiofiles
 import pytest
 
 from metagpt.config2 import Config
@@ -37,7 +36,7 @@ async def test_s3(mocker):
     conn = S3(s3)
     object_name = "unittest.bak"
     await conn.upload_file(bucket=s3.bucket, local_path=__file__, object_name=object_name)
-    pathname = (Path(__file__).parent / uuid.uuid4().hex).with_suffix(".bak")
+    pathname = (Path(__file__).parent / "../../../workspace/unittest" / uuid.uuid4().hex).with_suffix(".bak")
     pathname.unlink(missing_ok=True)
     await conn.download_file(bucket=s3.bucket, object_name=object_name, local_path=str(pathname))
     assert pathname.exists()
@@ -45,8 +44,7 @@ async def test_s3(mocker):
     assert url
     bin_data = await conn.get_object(bucket=s3.bucket, object_name=object_name)
     assert bin_data
-    async with aiofiles.open(__file__, mode="r", encoding="utf-8") as reader:
-        data = await reader.read()
+    data = await aread(filename=__file__)
     res = await conn.cache(data, ".bak", "script")
     assert "http" in res
 
@@ -60,8 +58,6 @@ async def test_s3(mocker):
     except Exception:
         pass
 
-    await reader.close()
-
 
 if __name__ == "__main__":
     pytest.main([__file__, "-s"])