Scheduler first commit

examples/schedule/schedule_lib/end.py

@@ -0,0 +1,21 @@
+import functools
+from typing import TYPE_CHECKING, List, Callable, Generator
+
+from api.od import ODAPI
+from .exec_node import ExecNode
+
+class End(ExecNode):
+    def __init__(self) -> None:
+        super().__init__(out_connections=1)
+
+    def execute(self, od: ODAPI) -> Generator | None:
+        return self.terminate(od)
+
+    @staticmethod
+    def terminate(od: ODAPI) -> Generator:
+        yield f"end:", functools.partial(lambda od:(od, ""), od)
+
+    def generate_dot(self, nodes: List[str], edges: List[str], visited: set[int]) -> None:
+        if self.id in visited:
+            return
+        nodes.append(f"{self.id}[label=end]")