code: def _apply_override(self, override: _OverrideType) -> None:
      for k, v in override.items():
          # Sanity check
          if (len(v) != 1) and (len(v) != len(self.param_groups)):
              raise ValueError(
                  "Mismatch between the number of override tensors for "
                  "optimizer parameter {} and the number of "
                  "parameter groups.".format(k)
              )
          for group_idx, group in enumerate(self.param_groups):
              group[k] = v[0] if len(v) == 1 else v[group_idx]
  
imports: import abc
  import collections
  import copy
  import math
  import typing
  import warnings
  import torch
  from .None import patch
  from .None import utils
label_desc: Use image node_id 2 for calling the DifferentiableOptimizer obj's underlying member method code with example usage: obj._apply_override(override) without return types