class_docstr: A base class for metrics.
docstr: Get the description.
docstr_tok: ["Get","the","description","."]
code: def get_description(cls) -> str:
      """Get the description."""
      docdata = get_docdata(cls)
      if docdata is not None and "description" in docdata:
          return docdata["description"]
      assert cls.__doc__ is not None
      return cls.__doc__.splitlines()[0]
  
imports: from dataclasses import dataclass
  from typing import ClassVar, Collection, Optional
  import numpy
  from docdata import get_docdata
  from scipy import stats
  from ..utils import ExtraReprMixin, camel_to_snake
label_desc: Use image node_id 1 for calling the Metric obj's underlying member method code with example usage: obj.get_description(cls) and returns: cls, docdata