code: def merge_bytes(binder_strings):
      
      output = None
      for byte_string in binder_strings:
          binder = Binder().from_bytes(byte_string)
          if output is None:
              output = binder
          else:
              output.merge(binder)
      return output.to_bytes()
docs: Concatenate multiple serialized binders into one byte string.