Update app.py

app.py

@@ -170,7 +170,7 @@ title = "Rename a variable in a Java class"
 description = """This model is a fine-tuned GraphCodeBERT model fin-tuned to output higher-quality variable names for Java classes. Long classes are handled by the 
 model. Replace any variable name with a "[MASK]" to get an identifier renaming.
 """
-ex = ["""import java.io.*;
+ex = [["""import java.io.*;
 public class x {
 public static void main(String[] args) {
 String f = "file.txt";
@@ -191,7 +191,7 @@ ex.printStackTrace();
             }
         }
     }
-}""", """import java.net.*;
+}"""], ["""import java.net.*;
 import java.io.*;
 
 public class s {
@@ -209,7 +209,7 @@ public class s {
             if ([MASK] != null) [MASK].close();
         }
     }
-}""", """import java.io.*;
+}"""], ["""import java.io.*;
 import java.util.*;
 
 public class y {
@@ -226,7 +226,7 @@ public class y {
             e.printStackTrace();
         }
     }
-}"""]
+}"""]]
 # We instantiate the Textbox class
 textbox = gr.Textbox(label="Type Java code snippet:", placeholder="replace variable with [MASK]", lines=10)