Update solution to use provider aware embedding logic if not using openai as the LLM provider

requirements.txt

@@ -25,3 +25,4 @@ questionary
 langchain_anthropic
 langchain-google-genai
 python-dotenv
+sentence-transformers

tradingagents/agents/utils/memory.py

@@ -1,25 +1,34 @@
 import chromadb
 from chromadb.config import Settings
 from openai import OpenAI
+import os
 
 
 class FinancialSituationMemory:
     def __init__(self, name, config):
-        if config["backend_url"] == "http://localhost:11434/v1":
-            self.embedding = "nomic-embed-text"
-        else:
+        self.config = config
+        self.provider = config.get("llm_provider", "openai").lower()
+        if self.provider == "openai":
             self.embedding = "text-embedding-3-small"
-        self.client = OpenAI(base_url=config["backend_url"])
+            self.client = OpenAI(base_url=config["backend_url"])
+            self.embedding_model = None
+        else:
+            # Use a local embedding model for non-OpenAI providers
+            from sentence_transformers import SentenceTransformer
+            self.embedding_model = SentenceTransformer("all-MiniLM-L6-v2")
+            self.client = None
         self.chroma_client = chromadb.Client(Settings(allow_reset=True))
         self.situation_collection = self.chroma_client.create_collection(name=name)
 
     def get_embedding(self, text):
-        """Get OpenAI embedding for a text"""
-        
-        response = self.client.embeddings.create(
-            model=self.embedding, input=text
-        )
-        return response.data[0].embedding
+        if self.provider == "openai":
+            response = self.client.embeddings.create(
+                model=self.embedding, input=text
+            )
+            return response.data[0].embedding
+        else:
+            # Use local embedding model
+            return self.embedding_model.encode(text).tolist()
 
     def add_situations(self, situations_and_advice):
         """Add financial situations and their corresponding advice. Parameter is a list of tuples (situation, rec)"""