Update app.py

app.py

@@ -351,28 +351,29 @@ Font_Style: {metadata['font_style']}
             self.log_operation(error_msg, "error")
             logger.error(traceback.format_exc())
             
-        def get_navigation_info(self) -> Dict[str, Optional[str]]:
-            """Get current and next sentence information"""
-            if not self.sentences:
-                return {
-                    'current': None,
-                    'next': None,
-                    'progress': "No text loaded"
-                }
-            
-            current = self.get_styled_text(self.sentences[self.current_index])
-            next_text = None
-            
-            if self.current_index < len(self.sentences) - 1:
-                next_text = self.get_styled_text(self.sentences[self.current_index + 1])
-            
-            progress = f"Sentence {self.current_index + 1} of {len(self.sentences)}"
-            
+        # Add these methods to the TTSDatasetCollector class
+    def get_navigation_info(self) -> Dict[str, Optional[str]]:
+        """Get current and next sentence information"""
+        if not self.sentences:
             return {
-                'current': current,
-                'next': next_text,
-                'progress': progress
+                'current': None,
+                'next': None,
+                'progress': "No text loaded"
             }
+        
+        current = self.get_styled_text(self.sentences[self.current_index])
+        next_text = None
+        
+        if self.current_index < len(self.sentences) - 1:
+            next_text = self.get_styled_text(self.sentences[self.current_index + 1])
+        
+        progress = f"Sentence {self.current_index + 1} of {len(self.sentences)}"
+        
+        return {
+            'current': current,
+            'next': next_text,
+            'progress': progress
+        }
 
     def navigate(self, direction: str) -> Dict[str, Optional[str]]:
         """Navigate through sentences"""
@@ -407,6 +408,8 @@ Font_Style: {metadata['font_style']}
             logger.error(f"Error reading dataset statistics: {str(e)}")
             return {}
 
+
+# Then create the interface function outside the class
 def create_interface():
     """Create Gradio interface with enhanced features"""
     
@@ -441,7 +444,6 @@ def create_interface():
     
     collector = TTSDatasetCollector()
     
-    
     with gr.Blocks(title="TTS Dataset Collection Tool", css=custom_css) as interface:
         gr.Markdown("# TTS Dataset Collection Tool")