code: def _reshape_out(self, out):
      return gs.reshape(out, (out.shape[0], *self._init_shape_y[1:]))
  
imports: from sklearn.decomposition import PCA
  from sklearn.linear_model import LinearRegression
  import geomstats.backend
label_desc: Use image node_id 6 for calling the WrappedLinearRegression obj's underlying member method code with example usage: obj._reshape_out(out) and returns: gs