Update src/streamlit_app.py

src/streamlit_app.py

@@ -3,6 +3,23 @@ import pandas as pd
 import numpy as np
 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.
+    """
+    # First attempt: assume CSV has header
+    df = pd.read_csv(uploaded_file)
+
+    # If no numeric columns detected, retry without header
+    if df.select_dtypes(include=[np.number]).shape[1] == 0:
+        df = pd.read_csv(uploaded_file, header=None)
+        df.columns = [f"column_{i}" for i in range(df.shape[1])]
+
+    return df
+
 # =========================
 # Page Config
 # =========================
@@ -92,7 +109,7 @@ st.markdown("<div class='step-box'>", unsafe_allow_html=True)
 st.subheader("🟢 Step 1: Upload Dataset")
 
 if uploaded_file is not None:
-    df = pd.read_csv(uploaded_file)
+    df = load_csv_auto(uploaded_file)
     st.session_state.df = df
 
     st.success("Dataset loaded successfully!")