1 files changed, 18 insertions, 0 deletions
diff --git a/waterspout_radar/_storage.py b/waterspout_radar/_storage.py
new file mode 100644
index 0000000..a410259
--- /dev/null
+++ b/waterspout_radar/_storage.py
@@ -0,0 +1,18 @@
+import datetime
+import typing
+
+from . import _radar
+
+Period = typing.Tuple[datetime.datetime, datetime.datetime]
+
+
+class Storage:
+	def __init__(self, pathname):
+		pass
+
+	def show(self, period: Period=None):
+		return []
+
+	def extend(self, predictions: typing.Iterable[_radar.Prediction]):
+		for prediction in predictions:
+			print(prediction)