class_docstr: Test the AtmsL1bNCFileHandler reader.
class_docstr_tok: ["Test","the","AtmsL1bNCFileHandler","reader","."]
docstr: Test standardize dims.
docstr_tok: ["Test","standardize","dims","."]
code: def test_standardize_dims(self, reader, dims):
      """Test standardize dims."""
      data = xr.DataArray(
          np.arange(6).reshape(2, 3),
          dims=dims,
      )
      standardized = reader._standardize_dims(data)
      assert standardized.dims == ("y", "x")
  
file_path: satpy/satpy/tests/reader_tests/test_atms_l1b_nc.py
imports: from datetime import datetime
  import numpy
  import pytest
  import xarray
  from satpy.readers.atms_l1b_nc import AtmsL1bNCFileHandler
label_desc: Use image node_id 7 for calling the TestAtsmsL1bNCFileHandler obj's underlying member method code with example usage: obj.test_standardize_dims(reader, dims) without return types