code: def getImages(self, body, getFingerprint=None, imageScalar=2, plotShape="circle", sparsity=1.0):
          
          return self._image.getImageForBulkExpressions(self._retina, body, getFingerprint, imageScalar, plotShape, sparsity)
docs: Bulk get images for expressions
          Args:
              body, ExpressionOperation: The JSON encoded expression to be evaluated (required)
              getFingerprint, bool: Configure if the fingerprint should be returned as part of the results (optional)
              imageScalar, int: The scale of the image (optional)
              plotShape, str: The image shape (optional)
              sparsity, float: Sparsify the resulting expression to this percentage (optional)
          Returns:
              list of Image
          Raises:
              CorticalioException: if the request was not successful