Upload folder using huggingface_hub

README.md

@@ -59,6 +59,8 @@ DEEPSEEK_API_KEY=your_deepseek_key_here
 GOOGLE_API_KEY=your_google_key_here
 XAI_API_KEY=your_grok_key_here
 
+# Optional: FMP key for extracting date
+FMP_API_KEY=your_fmp_key_here
 # Optional: For HuggingFace local mode
 HF_TOKEN=your_huggingface_token_here
 

app.py

@@ -20,6 +20,7 @@ from utils import (
     resolve_market_to_ticker,
     validate_date_range,
     validate_ticker_symbol,
+    validate_fmp_key,
     save_strategy_to_file,
     yf_interval_info,
     YF_INTERVALS,
@@ -93,6 +94,12 @@ def execute_python(code, market_name, data_source, interval, start_date, end_dat
             return err, [], None, None
         replay_interval = fmp_interval
 
+    # Validate FMP API key if FMP is selected
+    if source_lower == "fmp":
+        is_valid, error_msg = validate_fmp_key()
+        if not is_valid:
+            return error_msg, [], None, None
+
     # Fetch data once and pass to run_bt
     status_msg = ""
     progress(0, desc="Fetching data")

utils.py

@@ -21,6 +21,7 @@ __all__ = [
     "resolve_market_to_ticker",
     "validate_date_range",
     "validate_ticker_symbol",
+    "validate_fmp_key",
     "save_strategy_to_file",
     "yf_interval_info",
     "YF_INTERVALS",
@@ -101,7 +102,7 @@ def validate_date_range(selected_start: str, selected_end: str, current_date_str
 
 def validate_ticker_symbol(tckr_symbl: str, data_source: str = "yahoofinance") -> str:
     """Validate a ticker symbol using either FMP or yfinance based on the data source.
-    
+
     Raises ValueError on invalid tickers or if the provider fails to respond.
     """
     source = (data_source or "").lower()
@@ -129,6 +130,25 @@ def validate_ticker_symbol(tckr_symbl: str, data_source: str = "yahoofinance") -
     except Exception:
         raise ValueError(f"❌ Error: Unable to validate ticker symbol '{tckr_symbl}'.")
 
+
+def validate_fmp_key() -> tuple[bool, str]:
+    """Validate FMP API key. Returns (is_valid, error_message)."""
+    # Check if key exists
+    api_key = os.getenv('FMP_API_KEY')
+    if not api_key:
+        return False, "❌ FMP_API_KEY environment variable not set. Please add it to your .env file."
+
+    # Test with lightweight API call
+    try:
+        fmp = FMP()
+        result = fmp.get_quote('SPY')
+        if result:
+            return True, ""
+        else:
+            return False, "❌ FMP API key is invalid. Please check your FMP_API_KEY in .env file."
+    except Exception as e:
+        return False, f"❌ FMP API validation failed: {str(e)}. Please check your FMP_API_KEY."
+
 YF_INTERVALS = ["1m", "5m", "15m", "30m", "1h", "1d"]
 
 # Map YF intervals to FMP intervals (None = not supported)