Python Packages update (#166)

* Updated the code according to the new Swarm agent python sdk

* fix langchain package error

* fix package issue

Author: Julia-Bobo-Hu

02-samples/10-multi-modal-email-assistant-agent/Multi-modal-data-ingest/requirements.txt

@@ -10,7 +10,8 @@ opensearch-py
 botocore
 awscli
 retrying
-ragas>=0.1.9,<0.2.0
+ragas>=0.1.22
+langchain-community>=0.3.27
 ipywidgets
 iprogress
 s3fs

02-samples/10-multi-modal-email-assistant-agent/Multi-modal-data-ingest/utils/knowledge_base_operators.py

@@ -319,7 +319,10 @@ def bucket_exists(bucket_name):
         s3_client.head_bucket(Bucket=bucket_name)
         return True
     except ClientError as e:
-        if e.response["Error"]["Code"] == "404":
+        error_code = e.response["Error"]["Code"]
+        if error_code in ["404", "403"]:
+            # 404: Bucket doesn't exist
+            # 403: Bucket exists but we don't have permission (owned by another account)
             return False
         else:
             raise e  # Raise other unexpected errors

02-samples/10-multi-modal-email-assistant-agent/README.md

@@ -53,7 +53,13 @@ The assistant creates professional emails with:
 1. Run the notebooks in [Multi-modal-data-ingest/audio-video-rag/](./Multi-modal-data-ingest/audio-video-rag/) folder to process audio files
 2. Create a Bedrock Knowledge Base and note the KB ID
 
-### Step 2: Run the Email Assistant
+### Step 2: Install Dependencies
+
+```bash
+pip install -r requirements.txt
+```
+
+### Step 3: Run the Email Assistant
 
 ```bash
 python email_assistant.py --kb-id YOUR_KB_ID --region replace_your_region

02-samples/10-multi-modal-email-assistant-agent/requirements.txt

@@ -1,26 +1,15 @@
-textblob
-aws-requests-auth
-boto3==1.37.18
-requests
-pillow  
-yfinance 
-pandas 
-frozendict
-frozendict
+# Core packages for email assistant
 strands-agents>=0.1.0
 strands-agents-tools>=0.1.0
-opensearch-py
-botocore
-awscli
-retrying
-ragas>=0.1.9,<0.2.0
-ipywidgets
-iprogress
-s3fs
-pypdf
-tqdm
-pandas
-haystack-ai
-events
-pydub
+boto3>=1.37.18
+ipython
+
+# Optional packages for notebooks and data processing
+# Uncomment if needed for knowledge base ingestion:
+# pandas
+# s3fs
+# pypdf
+# tqdm
+# pillow
+# pydub