Copy Paste Bodies API Sample

import adsk.core, adsk.fusion, traceback

def run(context):
    ui = None
    try:
        app = adsk.core.Application.get()
        ui  = app.userInterface
        
        # Get active design
        product = app.activeProduct
        design = adsk.fusion.Design.cast(product)
 
        # Get root component in this design
        rootComp = design.rootComponent

        # Get the first sub component
        occs = rootComp.occurrences
        subComp1 = occs.item(0).component

        # Get the second sub component
        subComp2 = occs.item(1).component

        # Get the first body in sub component 1  
        bodyInSubComp1 = subComp1.bRepBodies.item(0)
        
        # Copy/paste body from sub component 1 to sub component 2
        copyPasteBody = subComp2.features.copyPasteBodies.add(bodyInSubComp1)
        
        # Copy/paste bodies from sub component to root component
        sourceBodies = adsk.core.ObjectCollection.create()
        for body in copyPasteBody.sourceBody:
            sourceBodies.add(body)
        for body in subComp2.bRepBodies:
            sourceBodies.add(body)
            
        rootComp.features.copyPasteBodies.add(sourceBodies)
        
        # Dump the information of Copy Paste Body in root component
        for copyPasteBody in rootComp.features.copyPasteBodies:
            copyPasteBodyInfo = 'CopyPasteBody: name - {}'.format(copyPasteBody.name)
            ui.messageBox(copyPasteBodyInfo)
        

    except:
        if ui:
            ui.messageBox('Failed:\n{}'.format(traceback.format_exc()))

#include <Core/Application/Application.h>
#include <Core/UserInterface/UserInterface.h>
#include <Core/Application/Document.h>
#include <Core/Application/ObjectCollection.h>

#include <Fusion/Fusion/Design.h>
#include <Fusion/Components/Component.h>
#include <Fusion/Components/Occurrences.h>
#include <Fusion/Components/Occurrence.h>
#include <Fusion/Features/Features.h>
#include <Fusion/Features/CopyPasteBodies.h>
#include <Fusion/Features/CopyPasteBody.h>
#include <Fusion/BRep/BRepBodies.h>
#include <Fusion/BRep/BRepBody.h>

#include <iostream>


using namespace adsk::core;
using namespace adsk::fusion;

Ptr<UserInterface> ui;

extern "C" XI_EXPORT bool run(const char* context)
{
    Ptr<Application> app = Application::get();
    if (!app)
        return false;

    ui = app->userInterface();
    if (!ui)
        return false;


    // Get active design
    Ptr<Product> product = app->activeProduct();
    if (!product)
        return false;

    Ptr<Design> design = product;
    if (!design)
        return false;

    // Get root component in this design
    Ptr<Component> rootComp = design->rootComponent();
    if (!rootComp)
        return false;

    // Get the first sub component
    Ptr<Occurrences> occs = rootComp->occurrences();
    if (!occs)
        return false;

    Ptr<Occurrence> firstOcc = occs->item(0);
    if (!firstOcc)
        return false;

    Ptr<Component> subComp1 = firstOcc->component();
    if (!subComp1)
        return false;

    // Get the second sub component
    Ptr<Occurrence> secondOcc = occs->item(1);
    if (!secondOcc)
        return false;

    Ptr<Component> subComp2 = secondOcc->component();
    if (!subComp2)
        return false;

    // Get the first body in sub component 1
    Ptr<BRepBodies> bodiesInSubComp1 = subComp1->bRepBodies();
    if (!bodiesInSubComp1)
        return false;

    Ptr<BRepBody> bodyInSubComp1 = bodiesInSubComp1->item(0);
    if (!bodyInSubComp1)
        return false;

    // Copy/paste body from sub component 1 to sub component 2
    Ptr<Features> featuresInSubComp2 = subComp2->features();
    if (!featuresInSubComp2)
        return false;

    Ptr<CopyPasteBodies> copyPasteBodiesInSubComp2 = featuresInSubComp2->copyPasteBodies();
    if (!copyPasteBodiesInSubComp2)
        return false;

    Ptr<CopyPasteBody> copyPasteBody = copyPasteBodiesInSubComp2->add(bodyInSubComp1);
    if (!copyPasteBody)
        return false;

    Ptr<ObjectCollection> sourceBodies = copyPasteBody->sourceBody();
    if (!sourceBodies)
        return false;

    // Copy/paste bodies from sub component to root component
    Ptr<ObjectCollection> bodyCollection = ObjectCollection::create();
    if (!bodyCollection)
        return false;

    for (size_t i = 0; i < sourceBodies->count(); ++i)
        bodyCollection->add(sourceBodies->item(i));

    Ptr<BRepBodies> bodiesInSubComp2 = subComp2->bRepBodies();
    if (!bodiesInSubComp2)
        return false;

    for (size_t i = 0; i < bodiesInSubComp2->count(); ++i)
        bodyCollection->add(bodiesInSubComp2->item(i));

    Ptr<Features> featuresInRoot = rootComp->features();
    if (!featuresInRoot)
        return false;

    Ptr<CopyPasteBodies> copyPasteBodiesInRoot = featuresInRoot->copyPasteBodies();
    if (!copyPasteBodiesInRoot)
        return false;

    copyPasteBody = copyPasteBodiesInRoot->add(bodyCollection);
    if (!copyPasteBody)
        return false;

    // Dump the information of Copy Paste Body in root component
    for (size_t i = 0; i < copyPasteBodiesInRoot->count(); ++i)
    {
        copyPasteBody = copyPasteBodiesInRoot->item(i);
        if (!copyPasteBody)
            return false;

        std::string copyPasteBodyInfo = "CopyPasteBody: name - " + copyPasteBody->name();
         ui->messageBox(copyPasteBodyInfo);
    }


    return true;
}