code: def clear_parameters():
      """Clear all parameters in the current scope."""
      global current_scope
      for key in list(current_scope.keys()):
          del current_scope[key]
  
imports: from six import iteritems
  from contextlib import contextmanager
  from collections import OrderedDict
  import google.protobuf.text_format
  import numpy
  import os
  import shutil
  import tempfile
  import zipfile
  import nnabla
  from nnabla.logger import logger
  import nnabla.utils.nnabla_pb2
  from nnabla.utils.get_file_handle import get_parameter_file_loader, load_files, FileHandlerContext
  from nnabla.utils.get_file_handle import get_file_handle_save, get_parameter_file_savers, save_files
  import warnings
label_desc: Use image node_id 10 for calling a global function with example usage: clear_parameters() without return types