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Function builder for a linear logit_fn.
tf.compat.v1.estimator.experimental.linear_logit_fn_builder(
units, feature_columns, sparse_combiner='sum'
)
units
: An int indicating the dimension of the logit layer.feature_columns
: An iterable containing all the feature columns used by
the model.sparse_combiner
: A string specifying how to reduce if a categorical column
is multivalent. One of "mean", "sqrtn", and "sum".A logit_fn (see below).