Removing optional filename extension (which is not currently included in language_info)
diff --git a/test_toree.py b/test_toree.py
index 5f21f9c..a4c5485 100644
--- a/test_toree.py
+++ b/test_toree.py
@@ -29,10 +29,6 @@
 
     # Optional --------------------------------------
 
-    # the normal file extension (including the leading dot) for this language
-    # checked against language_info.file_extension in kernel_info_reply
-    file_extension = ".scala"
-
     # Code in the kernel's language to write "hello, world" to stdout
     code_hello_world = "println(\"hello, world\")"
 
@@ -106,10 +102,6 @@
 
     # Optional --------------------------------------
 
-    # the normal file extension (including the leading dot) for this language
-    # checked against language_info.file_extension in kernel_info_reply
-    file_extension = ".py"
-
     # Code in the kernel's language to write "hello, world" to stdout
     code_hello_world = "print(\"hello, world\")"
 
@@ -120,4 +112,4 @@
     ]
 
 if __name__ == '__main__':
-    unittest.main()
\ No newline at end of file
+    unittest.main()