Support "valid_mask" for sampled edges. #118
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Mask is useful in two cases: (1) sampling, with or without replacement, for (outgoing) edges for nodes with zero (outgoing) neighbors; and (2) sampling without replacement, when asking for more neighbors than out-degree. PiperOrigin-RevId: 475870387
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Support "valid_mask" for sampled edges.
Mask is useful in two cases:
(1) sampling, with or without replacement, for (outgoing) edges for nodes with zero (outgoing) neighbors; and
(2) sampling without replacement, when asking for more neighbors than out-degree.