refactor: update type hints to use union syntax and improve import order

python/examples/github/main.py

@@ -1,6 +1,6 @@
-from dify_plugin import Plugin, DifyPluginEnv
+from dify_plugin import DifyPluginEnv, Plugin
 
 plugin = Plugin(DifyPluginEnv(MAX_REQUEST_TIMEOUT=120))
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     plugin.run()

python/examples/github/tools/github_repositories.py

@@ -1,10 +1,13 @@
 import json
+from collections.abc import Generator
 from datetime import datetime
-from typing import Any, Generator
+from typing import Any
 from urllib.parse import quote
+
 import requests
-from dify_plugin.entities.tool import ToolInvokeMessage
+
 from dify_plugin import Tool
+from dify_plugin.entities.tool import ToolInvokeMessage
 
 
 class GithubRepositoriesTool(Tool):
@@ -69,4 +72,4 @@ class GithubRepositoriesTool(Tool):
             else:
                 yield self.create_text_message(response.json().get("message"))
         except Exception as e:
-            yield self.create_text_message("GitHub API Key and Api Version is invalid. {}".format(e))
+            yield self.create_text_message(f"GitHub API Key and Api Version is invalid. {e}")

python/examples/github/tools/github_repository_readme.py

@@ -1,16 +1,16 @@
 import base64
-from typing import Any, Generator
+from collections.abc import Generator
+from typing import Any
 
 import requests
+
 from dify_plugin import Tool
 from dify_plugin.entities.tool import ToolInvokeMessage
 from dify_plugin.errors.model import InvokeError
 
 
 class GithubRepositoryReadmeTool(Tool):
-    def _invoke(
-            self, tool_parameters: dict[str, Any]
-    ) -> Generator[ToolInvokeMessage, None, None]:
+    def _invoke(self, tool_parameters: dict[str, Any]) -> Generator[ToolInvokeMessage, None, None]:
         """
         invoke tools
         """
@@ -48,14 +48,15 @@ class GithubRepositoryReadmeTool(Tool):
             )
             response_data = response.json()
             if response.status_code == 200:
-                if "base64" != response_data.get("encoding"):
+                if response_data.get("encoding") != "base64":
                     raise InvokeError(
-                        f"Can not get base64 encoded readme, response encoding is {response_data.get('encoding')}")
+                        f"Can not get base64 encoded readme, response encoding is {response_data.get('encoding')}"
+                    )
                 content = response_data.get("content")
                 if not content:
                     raise InvokeError("README content is empty")
                 decoded_bytes = base64.b64decode(content)
-                decoded_str = decoded_bytes.decode('utf-8')
+                decoded_str = decoded_bytes.decode("utf-8")
                 yield self.create_text_message(decoded_str)
             else:
                 raise InvokeError(f"Request failed: {response.status_code} {response_data.get('message')}")