code: def get_ftype_counts(self):
          
          warnings.warn("get_ftype_counts is deprecated and will "
                        "be removed in a future version",
                        FutureWarning, stacklevel=2)
  
          from pandas import Series
          return Series(self._data.get_ftype_counts())
docs: Return counts of unique ftypes in this object.
  
          .. deprecated:: 0.23.0
  
          This is useful for SparseDataFrame or for DataFrames containing
          sparse arrays.
  
          Returns
          -------
          dtype : Series
              Series with the count of columns with each type and
              sparsity (dense/sparse).
  
          See Also
          --------
          ftypes : Return ftypes (indication of sparse/dense and dtype) in
              this object.
  
          Examples
          --------
          >>> a = [['a', 1, 1.0], ['b', 2, 2.0], ['c', 3, 3.0]]
          >>> df = pd.DataFrame(a, columns=['str', 'int', 'float'])
          >>> df
            str  int  float
          0   a    1    1.0
          1   b    2    2.0
          2   c    3    3.0
  
          >>> df.get_ftype_counts()  # doctest: +SKIP
          float64:dense    1
          int64:dense      1
          object:dense     1
          dtype: int64