code: def get_row(self, r):
      self.C[r % self.w, 1:] = self.solve_inverse(r)
      return self.C[r % self.w]
  
imports: import networkx
label_desc: Use image node_id 6 for calling the InverseLaplacian obj's underlying member method code with example usage: obj.get_row(r) and returns: self