tensorflow/models · error · TypeError

the input to the CSPStack must be a list of layers that we c

Error message

the input to the CSPStack must be a list of layers that we caniterate through, or 
 a callable

What it means

Error "the input to the CSPStack must be a list of layers that we caniterate through, or a callable" thrown in tensorflow/models.

Source

Thrown at official/projects/yolo/modeling/layers/nn_blocks.py:907

    # convoultion params
    self._kernel_initializer = kernel_initializer
    self._bias_initializer = bias_initializer
    self._kernel_regularizer = kernel_regularizer
    self._bias_regularizer = bias_regularizer
    self._use_bn = use_bn
    self._use_sync_bn = use_sync_bn
    self._use_separable_conv = use_separable_conv
    self._norm_momentum = norm_momentum
    self._norm_epsilon = norm_epsilon

    if model_to_wrap is None:
      self._model_to_wrap = []
    elif isinstance(model_to_wrap, Callable):
      self._model_to_wrap = [model_to_wrap]
    elif isinstance(model_to_wrap, List):
      self._model_to_wrap = model_to_wrap
    else:
      raise TypeError(
          'the input to the CSPStack must be a list of layers that we can' +
          'iterate through, or \n a callable')

  def build(self, input_shape):
    dark_conv_args = {
        'filters': self._filters,
        'filter_scale': self._filter_scale,
        'activation': self._activation,
        'kernel_initializer': self._kernel_initializer,
        'bias_initializer': self._bias_initializer,
        'bias_regularizer': self._bias_regularizer,
        'use_bn': self._use_bn,
        'use_sync_bn': self._use_sync_bn,
        'use_separable_conv': self._use_separable_conv,
        'norm_momentum': self._norm_momentum,
        'norm_epsilon': self._norm_epsilon,
        'kernel_regularizer': self._kernel_regularizer,
    }

View on GitHub (pinned to e006f5f0d5)

When it happens

Trigger: Thrown at official/projects/yolo/modeling/layers/nn_blocks.py:907 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of tensorflow/models@e006f5f0d5 (2026-08-24). Data as JSON: /api/errors/bbd15a75cf8c0693. Report an issue: GitHub.