add repeater

py/repeater.py

@@ -0,0 +1,46 @@
+# Hack: string type that is always equal in not equal comparisons
+class AnyType(str):
+    def __ne__(self, __value: object) -> bool:
+        return False
+
+
+# Our any instance wants to be a wildcard string
+any = AnyType("*")
+
+
+class Repeater:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {"required": {
+            "source": (any, {}),
+            "repeats": ("INT", {"min": 0, "max": 5000, "default": 2}),
+            "output": (["single", "multi"], {}),
+            "node_mode": (["reuse", "create"], {}),
+        }}
+
+    RETURN_TYPES = (any,)
+    FUNCTION = "repeat"
+    OUTPUT_NODE = False
+    OUTPUT_IS_LIST = (True,)
+
+    CATEGORY = "utils"
+
+    def repeat(self, repeats, output, node_mode, **kwargs):
+        if output == "multi":
+            # Multi outputs are split to indiviual nodes on the frontend when serializing
+            return ([kwargs["source"]],)
+        elif node_mode == "reuse":
+            # When reusing we have a single input node, repeat that N times
+            return ([kwargs["source"]] * repeats,)
+        else:
+            # When creating new nodes, they'll be added dynamically when the graph is serialized
+            return ((list(kwargs.values())),)
+
+
+NODE_CLASS_MAPPINGS = {
+    "Repeater|pysssss": Repeater,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "Repeater|pysssss": "Repeater 🐍",
+}