optuna.visualization.matplotlib.is_available

optuna.visualization.matplotlib.is_available()[source]

Returns whether visualization with Matplotlib is available or not.

Note

matplotlib module depends on Matplotlib version 3.0.0 or higher. If a supported version of Matplotlib isn’t installed in your environment, this function will return False. In such a case, please execute $ pip install -U matplotlib>=3.0.0 to install Matplotlib.

Returns: True if visualization with Matplotlib is available, False otherwise.
Return type: bool

Note

Added in v2.2.0 as an experimental feature. The interface may change in newer versions without prior notice. See https://github.com/optuna/optuna/releases/tag/v2.2.0.