old_contents: from ._bsr import bsr_matrix
  from ._coo import coo_matrix
  from ._csc import csc_matrix
  from ._csr import csr_matrix
  from ._dia import dia_matrix
  from ._dok import dok_matrix
  from ._lil import lil_matrix
  
  
  class _sparray:
      """This class provides a base class for all sparse arrays.
  
      It cannot be instantiated.  Most of the work is provided by subclasses.
      """
      _is_array = True
  
      @property
      def _bsr_container(self):
          return bsr_array
  
      @property
      def _coo_container(self):
          return coo_array
  
      @property
      def _csc_container(self):
          return csc_array
  
      @property
      def _csr_container(self):
          return csr_array
  
      @property
      def _dia_container(self):
          return dia_array
  
      @property
      def _dok_container(self):
          return dok_array
  
      @property
      def _lil_container(self):
          return lil_array
  
      # Restore elementwise multiplication
      def __mul__(self, *args, **kwargs):
          return self.multiply(*args, **kwargs)
  
  
  def _matrix_doc_to_array(docstr):
      return docstr.replace('matrix', 'array').replace('matrices', 'arrays')
  
  
  class bsr_array(_sparray, bsr_matrix):
      pass
  bsr_array.__doc__ = _matrix_doc_to_array(bsr_matrix.__doc__)
  
  
  class coo_array(_sparray, coo_matrix):
      pass
  coo_array.__doc__ = _matrix_doc_to_array(coo_matrix.__doc__)
  
  
  class csc_array(_sparray, csc_matrix):
      pass
  csc_array.__doc__ = _matrix_doc_to_array(csc_matrix.__doc__)
  
  
  class csr_array(_sparray, csr_matrix):
      pass
  csr_array.__doc__ = _matrix_doc_to_array(csr_matrix.__doc__)
  
  
  class dia_array(_sparray, dia_matrix):
      pass
  dia_array.__doc__ = _matrix_doc_to_array(dia_matrix.__doc__)
  
  
  class dok_array(_sparray, dok_matrix):
      pass
  dok_array.__doc__ = _matrix_doc_to_array(dok_matrix.__doc__)
  
  
  class lil_array(_sparray, lil_matrix):
      pass
  lil_array.__doc__ = _matrix_doc_to_array(lil_matrix.__doc__)
  
new_contents: from ._bsr import bsr_matrix
  from ._coo import coo_matrix
  from ._csc import csc_matrix
  from ._csr import csr_matrix
  from ._dia import dia_matrix
  from ._dok import dok_matrix
  from ._lil import lil_matrix
  
  
  class _sparray:
      """This class provides a base class for all sparse arrays.
  
      It cannot be instantiated.  Most of the work is provided by subclasses.
      """
      _is_array = True
  
      @property
      def _bsr_container(self):
          return bsr_array
  
      @property
      def _coo_container(self):
          return coo_array
  
      @property
      def _csc_container(self):
          return csc_array
  
      @property
      def _csr_container(self):
          return csr_array
  
      @property
      def _dia_container(self):
          return dia_array
  
      @property
      def _dok_container(self):
          return dok_array
  
      @property
      def _lil_container(self):
          return lil_array
  
      # Restore elementwise multiplication
      def __mul__(self, *args, **kwargs):
          return self.multiply(*args, **kwargs)
  
  
  def _matrix_doc_to_array(docstr):
      return docstr.replace('matrix', 'array').replace('matrices', 'arrays')
  
  
  class bsr_array(_sparray, bsr_matrix):
      pass
  
  
  class coo_array(_sparray, coo_matrix):
      pass
  
  
  class csc_array(_sparray, csc_matrix):
      pass
  
  
  class csr_array(_sparray, csr_matrix):
      pass
  
  
  class dia_array(_sparray, dia_matrix):
      pass
  
  
  class dok_array(_sparray, dok_matrix):
      pass
  
  
  class lil_array(_sparray, lil_matrix):
      pass
  
  
  bsr_array.__doc__ = _matrix_doc_to_array(bsr_matrix.__doc__)
  coo_array.__doc__ = _matrix_doc_to_array(coo_matrix.__doc__)
  csc_array.__doc__ = _matrix_doc_to_array(csc_matrix.__doc__)
  csr_array.__doc__ = _matrix_doc_to_array(csr_matrix.__doc__)
  dia_array.__doc__ = _matrix_doc_to_array(dia_matrix.__doc__)
  dok_array.__doc__ = _matrix_doc_to_array(dok_matrix.__doc__)
  lil_array.__doc__ = _matrix_doc_to_array(lil_matrix.__doc__)
  
subject: Make linter happy