From eef61b372d9357bd8a1b9906c6adf6ddfab3f40f Mon Sep 17 00:00:00 2001
From: Luke Van Seters <lukevanseters@gmail.com>
Date: Tue, 20 Jul 2021 18:59:47 -0400
Subject: [PATCH] Add Inspector and Classification base classes

---
 mev_inspect/inspectors/__init__.py     |  0
 mev_inspect/inspectors/base.py         | 11 +++++++++++
 mev_inspect/schemas/classifications.py |  5 +++++
 3 files changed, 16 insertions(+)
 create mode 100644 mev_inspect/inspectors/__init__.py
 create mode 100644 mev_inspect/inspectors/base.py
 create mode 100644 mev_inspect/schemas/classifications.py

diff --git a/mev_inspect/inspectors/__init__.py b/mev_inspect/inspectors/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/mev_inspect/inspectors/base.py b/mev_inspect/inspectors/base.py
new file mode 100644
index 0000000..2bb315f
--- /dev/null
+++ b/mev_inspect/inspectors/base.py
@@ -0,0 +1,11 @@
+from abc import ABC, abstractmethod
+from typing import Optional
+
+from mev_inspect.schemas.blocks import NestedTrace
+from mev_inspect.schemas.classifications import Classification
+
+
+class Inspector(ABC):
+    @abstractmethod
+    def inspect(self, nested_trace: NestedTrace) -> Optional[Classification]:
+        pass
diff --git a/mev_inspect/schemas/classifications.py b/mev_inspect/schemas/classifications.py
new file mode 100644
index 0000000..8a48e2f
--- /dev/null
+++ b/mev_inspect/schemas/classifications.py
@@ -0,0 +1,5 @@
+from pydantic import BaseModel
+
+
+class Classification(BaseModel):
+    pass