1 files changed, 13 insertions, 0 deletions
diff --git a/predicate.py b/predicate.py
new file mode 100644
index 0000000..54c0775
--- /dev/null
+++ b/predicate.py
@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+
+from abc import ABC, abstractmethod
+from typing import Any
+
+
+class Predicate(ABC):
+    def __init__(self):
+        super().__init__()
+
+    @abstractmethod
+    def apply(self, item: Any) -> bool:
+        pass