Update app.py

app.py

@@ -144,18 +144,7 @@ st.markdown("""
             padding: 5px;
         }
     }
-    footer {
-        text-align: center;
-        padding: 10px;
-        background-color: var(--blue);
-        color: white;
-        border-radius: 5px;
-        margin-top: 20px;
-    }
     </style>
-    <footer>
-        <p>Created by Calvin Allen-Crawford</p>
-    </footer>
 """, unsafe_allow_html=True)
 
 # Session State Initialization
@@ -195,12 +184,16 @@ PREBUILT_MODELS = {
     }
 }
 
-# Helper Functions (unchanged)
+# Helper Functions
 def convert_df_to_text(df):
     text = f"Dataset Summary: {df.shape[0]} rows, {df.shape[1]} columns\n"
     text += f"Missing Values: {df.isna().sum().sum()}\n"
     for col in df.columns:
-        text += f"- {col} ({df[col].dtype}): Mean={df[col].mean():.2f if pd.api.types.is_numeric_dtype(df[col]) else 'N/A'}\n"
+        if pd.api.types.is_numeric_dtype(df[col]):
+            mean_value = f"{df[col].mean():.2f}"
+        else:
+            mean_value = "N/A"
+        text += f"- {col} ({df[col].dtype}): Mean={mean_value}\n"
     return text
 
 def create_vector_store(df_text):