class_docstr: Accessor object for string properties of the Series values.
  
  Examples
  --------
  
  >>> s.str.lower()  # doctest: +SKIP
class_docstr_tok: ["Accessor","object","for","string","properties","of","the","Series","values",".","Examples","--","--","--","--",">",">",">","s.str.lower","(",")","#","doctest",":","+SKIP"]
docstr: Known inconsistencies: ``expand=True`` with unknown ``n`` will raise a ``NotImplementedError``.
docstr_tok: ["Known","inconsistencies",":","``","expand=True","``","with","unknown","``","n","``","will","raise","a","``","NotImplementedError","``","."]
code: def split(self, pat=None, n=-1, expand=False):
      """Known inconsistencies: ``expand=True`` with unknown ``n`` will raise a ``NotImplementedError``."""
      return self._split("split", pat=pat, n=n, expand=expand)
  
imports: from __future__ import annotations
  import warnings
  import numpy
  import pandas
  from dask.dataframe._compat import check_to_pydatetime_deprecation
  from dask.utils import derived_from
label_desc: Use image node_id 2 for calling the StringAccessor obj's underlying member method code with example usage: obj.split(pat, n, expand) and returns: self