diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0e31483
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+__pycache__/
+.pymon
diff --git a/main.py b/main.py
new file mode 100644
index 0000000..4693ad3
--- /dev/null
+++ b/main.py
@@ -0,0 +1,2 @@
+def add(a, b):
+    return a + b
diff --git a/test_main.py b/test_main.py
new file mode 100644
index 0000000..dd3eebd
--- /dev/null
+++ b/test_main.py
@@ -0,0 +1,4 @@
+from main import add
+
+def test_add():
+    assert add(1, 2) == 3