An integer or tuple/list of a single integer, representing the size of the pooling window.
strides
An integer or tuple/list of a single integer, specifying the strides of the pooling operation.
padding
A string. The padding method, either 'valid' or 'same'. Case-insensitive.
data_format
A string, one of channels_last (default) or channels_first. The ordering of the dimensions in the inputs. channels_last corresponds to inputs with shape (batch, length, channels) while channels_first corresponds to inputs with shape (batch, channels, length).