Traceback (most recent call last):
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/jupyter_core/utils/__init__.py", line 154, in wrapped
    asyncio.get_running_loop()
    ~~~~~~~~~~~~~~~~~~~~~~~~^^
RuntimeError: no running event loop

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/diagnostics/cmip7validate-env/lib/python3.13/site-packages/jupyter_cache/executors/utils.py", line 58, in single_nb_execution
    executenb(
    ~~~~~~~~~^
        nb,
        ^^^
    ...<4 lines>...
        **kwargs,
        ^^^^^^^^^
    )
    ^
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/nbclient/client.py", line 1319, in execute
    return NotebookClient(nb=nb, resources=resources, km=km, **kwargs).execute()
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/jupyter_core/utils/__init__.py", line 158, in wrapped
    return loop.run_until_complete(inner)
           ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^
  File "/diagnostics/cmip7validate-env/lib/python3.13/asyncio/base_events.py", line 719, in run_until_complete
    return future.result()
           ~~~~~~~~~~~~~^^
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/nbclient/client.py", line 709, in async_execute
    await self.async_execute_cell(
        cell, index, execution_count=self.code_cells_executed + 1
    )
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/nbclient/client.py", line 1062, in async_execute_cell
    await self._check_raise_for_error(cell, cell_index, exec_reply)
  File "/nird/home/yanchun/.local/lib/python3.13/site-packages/nbclient/client.py", line 918, in _check_raise_for_error
    raise CellExecutionError.from_cell_and_msg(cell, exec_reply_content)
nbclient.exceptions.CellExecutionError: An error occurred while executing the following cell:
------------------
## Import libraries
import numpy as np
import xarray as xr
import matplotlib.pyplot as plt
import matplotlib as mpl
import cartopy.feature as cfeature
import cartopy.crs as ccrs
import cmocean
import sys
import os
import glob

sys.path.append(os.getcwd())
from utils import load_grid_vertex, read_variables, read_compound_name
------------------


---------------------------------------------------------------------------
ModuleNotFoundError                       Traceback (most recent call last)
Cell In[1], line 14
     10 import os
     11 import glob
     12 
     13 sys.path.append(os.getcwd())
---> 14 from utils import load_grid_vertex, read_variables, read_compound_name

ModuleNotFoundError: No module named 'utils'