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mmengine.dist.is_main_process

mmengine.dist.is_main_process(group=None)[source]

Whether the current rank of the given process group is equal to 0.

Parameters

group (ProcessGroup, optional) – The process group to work on. If None, the default process group will be used. Defaults to None.

Returns

Return True if the current rank of the given process group is equal to 0, otherwise False.

Return type

bool

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