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"]
code: def extractall(self, pat, flags=0):
      return self._series.map_partitions(
          str_extractall, pat, flags, token="str-extractall"
      )
  
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 5 for calling the StringAccessor obj's underlying member method code with example usage: obj.extractall(pat, flags) and returns: self