update code

Author: Stephen1993

.devcontainer/default_requirements.txt

@@ -15,3 +15,6 @@ pydash
 wheel
 azure-mgmt-storage==21.0.0
 google-search-results==2.4.1
+opencensus-ext-azure
+promptflow[azure]
+promptflow-tools

.devcontainer/devcontainer.json

@@ -18,6 +18,8 @@
 		"prompt-flow.prompt-flow"
 	],
 
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "pip install -r ${containerWorkspaceFolder}/src/promptflow/dev_requirements.txt --force-reinstall;pip install -r ${containerWorkspaceFolder}/src/promptflow-tools/requirements.txt --force-reinstall;pip install -e ${containerWorkspaceFolder}/src/promptflow;pip install -e ${containerWorkspaceFolder}/src/promptflow-tools",
+
 	"runArgs": ["-v", "/var/run/docker.sock:/var/run/docker.sock"]
-  	// "mounts": ["source=/var/run/docker.sock,target=/var/run/docker.sock,type=bind"],
 }

examples/flows/standard/gen-docstring/main.py

@@ -3,14 +3,16 @@
 from diff import show_diff
 from load_code_tool import load_code
 from promptflow import PFClient
+from pathlib import Path
 
 
 if __name__ == "__main__":
+    current_folder = Path(__file__).absolute().parent
     parser = argparse.ArgumentParser(description="The code path of code that need to generate docstring.")
-    parser.add_argument("--source", help="Path for the code file", default='./azure_open_ai.py')
+    parser.add_argument("--source", help="Path for the code file", default=current_folder / 'azure_open_ai.py')
     args = parser.parse_args()
 
     pf = PFClient()
     source = args.source
-    flow_result = pf.test(flow="./", inputs={"source": source})
+    flow_result = pf.test(flow=current_folder, inputs={"source": source})
     show_diff(load_code(source), flow_result['code'], File(source).filename)