Added error-parsing logic to llm chain

.gitignore

@@ -160,3 +160,9 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
+
+# Test notebook
+examples/Demo_yue.ipynb
+examples/yue_examples
+examples/FA-Mn-H2PO2.raw
+src/yellowhammer/yue_test.ipynb

src/yellowhammer/llm.py

@@ -25,6 +25,26 @@ class FinalResponse(BaseModel):
     final_output: Union[code, ConversationalResponse]
 
 
+def error_parser(output):
+    """
+    Parse the API output to handle errors gracefully.
+    """
+    if output["parsing_error"]:
+        raw_output = str(output["raw"].content)
+        error = output["parsing_error"]
+        out_string = f"Error parsing LLM output. Parse error: {error}. \n Raw output: {raw_output}"
+        return FinalResponse(final_output=ConversationalResponse(response=out_string))
+
+    elif not output["parsed"]:
+        raw_output = str(output["raw"].content)
+        out_string = f"Error in LLM response. \n Raw output: {raw_output}"
+        return FinalResponse(final_output=ConversationalResponse(response=out_string))
+
+    else:
+        # Return the parsed output (should be FinalResponse)
+        return output["parsed"]
+
+
 def get_chain(
     api_provider,
     api_key,
@@ -62,7 +82,6 @@ def get_chain(
     )
 
     # Create a chain where the final output takes the FinalResponse schema
-    chain = prompt | llm.with_structured_output(FinalResponse, include_raw=False)
-
+    chain = prompt | llm.with_structured_output(FinalResponse, include_raw=True) | error_parser
     # Returns a runnable chain which accepts datalab API documentation "context" and user question "messages"
     return chain

src/yellowhammer/magics.py

@@ -54,7 +54,7 @@ def __init__(self, shell):
         "-T",
         "--temp",
         type=float,
-        default=0.0,
+        default=0.1,
         help="""Temperature, float in [0,1]. Higher values push the algorithm
         to generate more aggressive/"creative" output. [default=0.1].""",
     )