Update 0_beacon-chain-validator.md

2019-02-23 00:31:27 +08:00 · 2019-02-23 00:31:27 +08:00 · c96f709505
parent 68b5fe5b9f
commit c96f709505
1 changed files with 2 additions and 0 deletions
--- a/specs/validator/0_beacon-chain-validator.md
+++ b/specs/validator/0_beacon-chain-validator.md
@ -350,6 +350,8 @@ def get_committee_assignment(
        * ``assignment[3]`` is a bool signalling if the validator is expected to propose
            a beacon block at the assigned slot.
    """
+    previous_epoch = get_previous_epoch(state)
+    next_epoch = get_current_epoch(state)
    assert previous_epoch <= epoch <= next_epoch

    epoch_start_slot = get_epoch_start_slot(epoch)