diff --git a/app.py b/app.py
new file mode 100644
index 00000000..49e20c37
--- /dev/null
+++ b/app.py
@@ -0,0 +1,8 @@
+# save this as app.py
+from flask import flask
+
+app = flask(_name_)
+
+@app.route("/")
+def hello():
+  return "hello,world!"