object_str = object_str.replace('<--', '<!--')
# remove namespace to simplify extraction
object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)
object_str = object_str.replace('<--', '<!--')
# remove namespace to simplify extraction
object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)