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__init__.py

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+from .string_select import *

string_select.py

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+import math
+
+
+def wrapIndex(index, length):
+    if length == 0:
+        print("ezXY: Divide by zero error, returning 0.")
+        return 0,0
+        
+    # Using modulo ensures the index won't go out of range, wrapping back to 0 instead
+    # math.fmod returns more predictable results when index is negative
+    index_mod = int(math.fmod(index, length))
+    wraps = index//length
+    return index_mod, wraps
+
+        
+class StringFromList:
+    @classmethod
+    def INPUT_TYPES(s):
+        return {
+            "required": {
+                "list_input": ("STRING", {"forceInput":True},),
+                "index": ("INT", {"default": 0, "min": -999, "max": 999, "step": 1}),
+            },
+        }
+
+    RETURN_TYPES = ("STRING", "INT", "INT",)
+    RETURN_NAMES = ("list item", "size", "wraps",)
+
+    INPUT_IS_LIST = True
+    OUTPUT_IS_LIST = (True, False, True)
+
+    FUNCTION = "pick"
+
+    CATEGORY = "ezXY/utility"
+    
+    def pick(self, list_input, index):
+        length = len(list_input)
+
+        wraps_list, item_list = [],[]
+        for i in index:
+            index_mod, wraps = wrapIndex(i, length)
+            wraps_list.append(wraps)
+            item_list.append(list_input[index_mod])
+            
+        return (item_list, length, wraps_list,)
+
+NODE_CLASS_MAPPINGS = {
+    "StringFromList": StringFromList
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "StringFromList": "String From List"
+}