Update app.py

app.py

@@ -12,6 +12,20 @@ def main():
             st.error("⚠️ The application code wasn't found in secrets. Please add the MAIN_CODE secret.")
             return
         
+        # Try to fix any potential string issues
+        try:
+            # Just to verify the code is syntactically valid before writing to file
+            compile(code, '<string>', 'exec')
+        except SyntaxError as e:
+            st.error(f"⚠️ Syntax error in the application code: {str(e)}")
+            st.info("Please check your code for unterminated strings or other syntax errors.")
+            
+            # Show the problematic line if possible
+            if hasattr(e, 'lineno') and hasattr(e, 'text'):
+                st.code(f"Line {e.lineno}: {e.text}")
+                st.write(f"Error occurs near character position: {e.offset}")
+            return
+        
         # Create a temporary Python file
         with NamedTemporaryFile(suffix='.py', delete=False, mode='w') as tmp:
             tmp.write(code)