Fix: judge not empty before delete (#10099)

### What problem does this PR solve?

judge not empty before delete session.

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

deepdoc/vision/ocr.py

@@ -351,6 +351,7 @@ class TextRecognizer:
     def close(self):
         # close session and release manually
         logging.info('Close TextRecognizer.')
+        if hasattr(self, "predictor"):
             del self.predictor
         gc.collect()
 
@@ -490,6 +491,7 @@ class TextDetector:
 
     def close(self):
         logging.info("Close TextDetector.")
+        if hasattr(self, "predictor"):
             del self.predictor
         gc.collect()
 

deepdoc/vision/recognizer.py

@@ -408,6 +408,7 @@ class Recognizer:
 
     def close(self):
         logging.info("Close recognizer.")
+        if hasattr(self, "ort_sess"):
             del self.ort_sess
         gc.collect()
 

web/src/hooks/llm-hooks.tsx

@@ -155,7 +155,12 @@ export const useComposeLlmOptionsByModelTypes = (
     options.forEach((x) => {
       const item = pre.find((y) => y.label === x.label);
       if (item) {
-        item.options.push(...x.options);
+        x.options.forEach((y) => {
+          // A model that is both an image2text and speech2text model
+          if (!item.options.some((z) => z.value === y.value)) {
+            item.options.push(y);
+          }
+        });
       } else {
         pre.push(x);
       }