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Update: Cap MeV shield txs era to 8 #850

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Merged
ibraheem-abe merged 5 commits into from
Mar 9, 2026
+5 −0
Merged

Update: Cap MeV shield txs era to 8 #850

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a8305a3
cap mev shield txs era to 8
ibraheem-abe Mar 9, 2026
696750b
increase init time
ibraheem-abe Mar 9, 2026
1e2a595
remove mev_shield tx in fast blocks
ibraheem-abe Mar 9, 2026
f6688e0
revert time
ibraheem-abe Mar 9, 2026
5cedee1
dont force era on every mev tx
ibraheem-abe Mar 9, 2026
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3 changes: 3 additions & 0 deletions bittensor_cli/src/bittensor/subtensor_interface.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1249,6 +1249,9 @@ async def create_signed(call_to_sign, n):
)
inner_hash = ""
if mev_protection:
max_mev_era = 8
if era is not None and era["period"] > max_mev_era:
era = {"period": max_mev_era}
next_nonce = await self.substrate.get_account_next_index(
keypair.ss58_address
)
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2 changes: 2 additions & 0 deletions tests/e2e_tests/test_coldkey_swap.py
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Original file line number Diff line number Diff line change
Expand Up @@ -272,6 +272,7 @@ def test_coldkey_swap_dispute(local_chain, wallet_setup):
"Created for e2e coldkey swap dispute test",
"--no-prompt",
"--json-output",
"--no-mev-protection",
],
)
create_payload = json.loads(create_sn.stdout)
Expand Down Expand Up @@ -403,6 +404,7 @@ def test_coldkey_swap_dispute(local_chain, wallet_setup):
"--new-coldkey",
wallet_new.coldkeypub.ss58_address,
"--no-prompt",
"--no-mev-protection",
],
)
assert "ColdkeySwapDisputed" in execute.stderr, execute.stderr
Expand Down