Inventory Item Label to print one label per unit of each item received

CustomizationSource/_project/Code_PopulateUsrNumbers.xml

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+<Graph ClassName="PopulateUsrNumbers" Source="#CDATA" IsNew="True" FileType="NewFile">
+    <CDATA name="Source"><![CDATA[using System;
+using PX.Data;
+using Customization;
+
+namespace PXInventoryLabelReportExtPkg
+{
+    //Customization plugin is used to execute custom actions after customization project was published	
+    public class PopulateUsrNumbers : CustomizationPlugin
+    {
+        //This method executed after customization was published and website was restarted.	
+        public override void UpdateDatabase()
+        {
+            //Where 1000 could be max possible value for unit per item - adjust as per your need
+            int iNumberOfLabels = 1000;
+            UsrNumbers usrNumberMax = PXSelectGroupBy<UsrNumbers, Aggregate<Max<UsrNumbers.number>>>.Select(new PXGraph());
+
+            if (usrNumberMax != null)
+            {
+                for (int i = (usrNumberMax.Number.GetValueOrDefault(0) + 1); i <= iNumberOfLabels; i++)
+                {
+                    PXDatabase.Insert<UsrNumbers>(new PXDataFieldAssign<UsrNumbers.number>(i));
+                }
+            }
+        }
+    }
+}]]></CDATA>
+</Graph>

CustomizationSource/_project/Code_UsrNumbers.xml

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+<Graph ClassName="UsrNumbers" Source="#CDATA" IsNew="True" FileType="NewFile">
+    <CDATA name="Source"><![CDATA[using System;
+using PX.Data;
+
+namespace PXInventoryLabelReportExtPkg
+{
+    [Serializable]
+    public class UsrNumbers : IBqlTable
+    {
+        #region Number
+        [PXDBInt(IsKey = true)]
+        [PXUIField(DisplayName = "Number")]
+        public virtual int? Number { get; set; }
+        public abstract class number : IBqlField { }
+        #endregion
+    }
+}]]></CDATA>
+</Graph>

CustomizationSource/_project/ProjectMetadata.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<project name="PXInventoryLabelReportExtPkg" level="0" description="" />