Update solver.py

solver.py

@@ -474,20 +474,22 @@ class QuizSolver:
 
         if dependencies!=[]:
 
-
-            to_install=[sys.executable, "-m", "pip", "install"] + dependencies
-            
-            print('Starting package installation',flush=True)
-
-            result = subprocess.run(
-            to_install,
-            check=True,
-            text=True,
-            capture_output=True
-            )
-
-            if result.returncode!=0:
-                return 'Error in installing packages'
+            try:
+                to_install=[sys.executable, "-m", "pip", "install"] + dependencies
+                
+                print('Starting package installation',flush=True)
+    
+                result = subprocess.run(
+                to_install,
+                check=True,
+                text=True,
+                capture_output=True
+                )
+    
+                if result.returncode!=0:
+                    return 100
+            except:
+                return 100
 
         file_path = os.path.join(self.temp_dir.name, "script.py")