diff --git a/app/test/test_bug#_lijie.py.py b/app/test/test_bug#_lijie.py.py
new file mode 100644
index 0000000..f30d206
--- /dev/null
+++ b/app/test/test_bug#_lijie.py.py
@@ -0,0 +1 @@
+# Just a python_file for homework, do nothing
\ No newline at end of file