UnrealGLBSkeletalExport.py

import unreal

# Change this with desired LOD level
targetLOD = 0
# Change this with target folder for GLB output
targetFolder = "C:\\GLBExportTest\\"
targetFileFormat = ".glb"
selectedAssets = unreal.EditorUtilityLibrary.get_selected_assets()
numAssets = len(selectedAssets)

def exportGLB():
    for asset in selectedAssets:
        # Get folder name
        directoryForAsset = unreal.Paths.get_path(asset.get_path_name())
        folder = directoryForAsset.split("/")[-1]
        mainBody = directoryForAsset.split("/")[-2]
        individualFolder = mainBody + "\\" + folder + "\\"
        task = unreal.AssetExportTask()
        task.object = asset
        task.filename = targetFolder + individualFolder + mainBody + "_" +  folder + "_" + asset.get_name() + targetFileFormat
        task.automated = True
        task.replace_identical = True
        task.exporter = unreal.GLTFSkeletalMeshExporter()
        task.options = unreal.GLTFExportOptions()
        task.options.default_level_of_detail = targetLOD
        result = unreal.Exporter.run_asset_export_task(task)
        print (task.filename)

exportGLB()