Update src/streamlit_app.py

src/streamlit_app.py

@@ -6,16 +6,22 @@ import matplotlib.pyplot as plt
 # =========================
 # Utility: Load CSV with auto header detection
 # =========================
+
 def load_csv_auto(uploaded_file):
     """
-    Load CSV file and automatically handle missing headers.
+    Robust CSV loader:
+    - Detects delimiter (comma / whitespace)
+    - Handles missing headers
     """
-    # First attempt: assume CSV has header
-    df = pd.read_csv(uploaded_file)
 
-    # If no numeric columns detected, retry without header
+    # ---- First attempt: auto-detect delimiter ----
+    df = pd.read_csv(uploaded_file, sep=None, engine="python")
+
+    # ---- If everything is object -> likely whitespace data ----
     if df.select_dtypes(include=[np.number]).shape[1] == 0:
         uploaded_file.seek(0)
+
+        # Try whitespace-separated
         df = pd.read_csv(uploaded_file, header=None)
         df.columns = [f"column_{i}" for i in range(df.shape[1])]