code: def get_rows(self, r1, r2):
      for r in range(r1, r2 + 1):
          self.C[r % self.w, 1:] = self.solve_inverse(r)
      return self.C
  
imports: import networkx
label_desc: Use image node_id 5 for calling the InverseLaplacian obj's underlying member method code with example usage: obj.get_rows(r1, r2) and returns: self