Update app.py

app.py

@@ -6,61 +6,60 @@ import yaml
 from tools.final_answer import FinalAnswerTool
 from Gradio_UI import GradioUI
 
-# thoughts - add another tool to convert a users english input "10 year treasury yield": DGS10 to the appropriate ID
+# Dictionary mapping user-friendly tenors to their FRED IDs.
+yield_curve_mappings = {
+    '1 month': 'DGS1MO',
+    '3 month': 'DGS3MO',
+    '6 month': 'DGS6MO',
+    '1 year': 'DGS1',
+    '2 year': 'DGS2',
+    '3 year': 'DGS3',
+    '5 year': 'DGS5',
+    '7 year': 'DGS7',
+    '10 year': 'DGS10',
+    '20 year': 'DGS20',
+    '30 year': 'DGS30',
+    'sofr': 'SOFR'}
+
+# reverse for english description
+yc_rev = {}
+for k,v in yield_curve_mappings.items():
+    yc_rev[v] = k
+
 @tool
-def pull_rates(fred_id: str)-> str: #it's import to specify the return type
-    #Keep this format for the description / args / args description but feel free to modify the tool
-    """A tool that fetches the latest interest or treasury rate from FRED.  
+def convert_to_fred_id(request: str) -> str:
+    """A tool that converts a natural language yield request into a FRED ID.
     Args:
-        fred_id: a string representing a valid insterst rate code to pull from the FRED website
+        request: A string representing a yield in natural language (e.g., '10 year yield').
+    Returns:
+        A string of the corresponding 'fred_id' or 'Not Found' if no match is found.
     """
-        
-    # Dictionary mapping user-friendly tenors to their FRED IDs.
-    yield_curve_ids = {'SOFR': 'SOFR',
-                     'DGS1MO': '1 Month',
-                     'DGS3MO': '3 Month',
-                     'DGS6MO': '6 Month',
-                     'DGS1': '1 Year',
-                     'DGS2': '2 Year',
-                     'DGS3': '3 Year',
-                     'DGS5': '5 Year',
-                     'DGS7': '7 Year',
-                     'DGS10': '10 Year',
-                     'DGS20': '20 Year',
-                     'DGS30': '30 Year'}
-
-    english_fred_id = yield_curve_ids[fred_id]
-    # Build the URL for the CSV on the FRED website
-    fred_api_url = f"https://fred.stlouisfed.org/graph/fredgraph.csv?id={fred_id}"
-    
-    try:
-        import pandas as pd
-        # Create timezone object
-        # Read the CSV data directly into a pandas DataFrame
-        df = pd.read_csv(fred_api_url)
-        # get the latest rate
-        latest_rate = df.loc[df['observation_date']==df['observation_date'].max(),fred_id].values[0]
-        
-        # return f"The {english_fred_id} yield closed at {latest_rate} on {df['observation_date'].max()}%"
-        return f"The current {fred_id} is {latest_rate}%"
-    
-    except Exception as e:
-        return "Error fetching rates from FRED."
+    request = request.lower()
+    for phrase, fred_id in yield_curve_mappings.items():
+        if phrase in request:
+            return fred_id
+    return "No matching FRED ID found for the given request."
 
 @tool
-def get_current_time_in_timezone(timezone: str) -> str:
-    """A tool that fetches the current local time in a specified timezone.
+def pull_rates(fred_id: str) -> str:
+    """A tool that fetches the latest interest or treasury rate from FRED.
     Args:
-        timezone: A string representing a valid timezone (e.g., 'America/New_York').
+        fred_id: A string representing a valid FRED ID to pull from the FRED website.
+    Returns:
+        A string of the corresponding 'fred_id' and yield value.
     """
+    fred_api_url = f"https://fred.stlouisfed.org/graph/fredgraph.csv?id={fred_id}"
     try:
-        # Create timezone object
-        tz = pytz.timezone(timezone)
-        # Get current time in that timezone
-        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
-        return f"The current local time in {timezone} is: {local_time}"
+        import pandas as pd
+        df = pd.read_csv(fred_api_url)
+        latest_rate = df.loc[df['observation_date']==df['observation_date'].max(), fred_id].values[0]
+        # Find the matching phrase for the FRED ID to return a human-readable name
+        for phrase, id in yield_curve_mappings.items():
+            if id == fred_id:
+                return f"The current {phrase} yield is {latest_rate}%"
+        return f"The current {fred_id} ({yc_rev[fred_id]}) yield is {latest_rate}%"
     except Exception as e:
-        return f"Error fetching time for timezone '{timezone}': {str(e)}"
+        return f"Error fetching rates from FRED for {fred_id}."
 
 
 final_answer = FinalAnswerTool()
@@ -86,7 +85,7 @@ with open("prompts.yaml", 'r') as stream:
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer, get_current_time_in_timezone, pull_rates], ## add your tools here (don't remove final answer)
+    tools=[final_answer, get_current_time_in_timezone, convert_to_fred_id, pull_rates], ## add your tools here (don't remove final answer)
     max_steps=10,
     verbosity_level=1,
     grammar=None,