diff --git a/eval/__init__.py b/eval/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/eval/metrics.py b/eval/metrics.py
new file mode 100644
index 0000000..042296e
--- /dev/null
+++ b/eval/metrics.py
@@ -0,0 +1,6 @@
+
+
+def f1_score(y_true, y_pred, labels, average):
+
+    return 0
+
diff --git a/testing/__init__.py b/testing/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/testing/eval_testing.py b/testing/eval_testing.py
new file mode 100644
index 0000000..869c0cc
--- /dev/null
+++ b/testing/eval_testing.py
@@ -0,0 +1,2 @@
+from eval.metrics import f1_score
+