docstr: Keyword arguments to pass to all models.
  See the `ag_args_ensemble` argument from "Advanced functionality: Custom AutoGluon model arguments" in the `hyperparameters` argument documentation for valid values.
  Identical to specifying `ag_args_ensemble` parameter for all models in `hyperparameters`.
  If a key in `ag_args_ensemble` is already specified for a model in `hyperparameters`, it will not be altered through this argument.
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code: def ag_args_ensemble(self, ag_args_ensemble: dict) -> ConfigBuilder:
      """
      Keyword arguments to pass to all models.
      See the `ag_args_ensemble` argument from "Advanced functionality: Custom AutoGluon model arguments" in the `hyperparameters` argument documentation for valid values.
      Identical to specifying `ag_args_ensemble` parameter for all models in `hyperparameters`.
      If a key in `ag_args_ensemble` is already specified for a model in `hyperparameters`, it will not be altered through this argument.
      """
      self.config["ag_args_ensemble"] = ag_args_ensemble
      return self
  
imports: from __future__ import annotations
  import copy
  from typing import Union
  from sklearn.base import BaseEstimator
  from autogluon.core.scheduler import scheduler_factory
  from autogluon.features import AutoMLPipelineFeatureGenerator
  from autogluon.tabular.configs.hyperparameter_configs import hyperparameter_config_dict
  from autogluon.tabular.configs.presets_configs import tabular_presets_dict
  from autogluon.tabular.trainer.model_presets.presets import MODEL_TYPES
label_desc: Use image node_id 14 for calling the ConfigBuilder obj's underlying member method code with example usage: obj.ag_args_ensemble(ag_args_ensemble) and returns: self