fix InfoBase + dataclasses

Author: Roman

bittensor/core/chain_data/axon_info.py

@@ -83,6 +83,7 @@ def to_string(self) -> str:
 
     @classmethod
     def _from_dict(cls, data):
+        """Returns a AxonInfo object from decoded chain data."""
         return AxonInfo(
             version=data["version"],
             ip=str(netaddr.IPAddress(data["ip"])),

bittensor/core/chain_data/chain_identity.py

@@ -16,6 +16,7 @@ class ChainIdentity(InfoBase):
 
     @classmethod
     def _from_dict(cls, decoded: dict) -> "ChainIdentity":
+        """Returns a ChainIdentity object from decoded chain data."""
         return cls(
             name=decoded["name"],
             url=decoded["url"],

bittensor/core/chain_data/delegate_info.py

@@ -40,6 +40,7 @@ class DelegateInfo(InfoBase):
 
     @classmethod
     def _from_dict(cls, decoded: dict) -> Optional["DelegateInfo"]:
+        """Returns a DelegateInfo object from decoded chain data."""
         nominators = [
             (decode_account_id(x), Balance.from_rao(y))
             for x, y in decoded["nominators"]

bittensor/core/chain_data/delegate_info_lite.py

@@ -1,6 +1,9 @@
 from dataclasses import dataclass
 
 from bittensor.core.chain_data.info_base import InfoBase
+from bittensor.core.chain_data.utils import decode_account_id
+from bittensor.utils import u16_normalized_float
+from bittensor.utils.balance import Balance
 
 
 @dataclass
@@ -27,5 +30,18 @@ class DelegateInfoLite(InfoBase):
     validator_permits: list[
         int
     ]  # List of subnets that the delegate is allowed to validate on
-    return_per_1000: int  # Return per 1000 tao for the delegate over a day
-    total_daily_return: int  # Total daily return of the delegate
+    return_per_1000: Balance  # Return per 1000 tao for the delegate over a day
+    total_daily_return: Balance  # Total daily return of the delegate
+
+    @classmethod
+    def _from_dict(cls, decoded: dict) -> "DelegateInfoLite":
+        return DelegateInfoLite(
+            delegate_ss58=decode_account_id(decoded["delegate_ss58"]),
+            take=u16_normalized_float(decoded["take"]),
+            nominators=decoded["nominators"],
+            owner_ss58=decode_account_id(decoded["owner_ss58"]),
+            registrations=decoded["registrations"],
+            validator_permits=decoded["validator_permits"],
+            return_per_1000=Balance.from_rao(decoded["return_per_1000"]),
+            total_daily_return=Balance.from_rao(decoded["total_daily_return"]),
+        )

bittensor/core/chain_data/dynamic_info.py

@@ -41,7 +41,7 @@ class DynamicInfo(InfoBase):
 
     @classmethod
     def _from_dict(cls, decoded: dict) -> "DynamicInfo":
-        """Returns a DynamicInfo object from a decoded DynamicInfo dictionary."""
+        """Returns a DynamicInfo object from decoded chain data."""
 
         netuid = int(decoded["netuid"])
         symbol = bytes([int(b) for b in decoded["token_symbol"]]).decode()

bittensor/core/chain_data/info_base.py

@@ -1,4 +1,4 @@
-from dataclasses import dataclass, fields
+from dataclasses import dataclass
 from typing import Any, TypeVar
 
 from bittensor.core.errors import SubstrateRequestException
@@ -13,13 +13,7 @@ class InfoBase:
     @classmethod
     def from_dict(cls, decoded: dict) -> T:
         try:
-            class_fields = {f.name for f in fields(cls)}
-            extra_keys = decoded.keys() - class_fields
-            instance = cls._from_dict(
-                {k: v for k, v in decoded.items() if k in class_fields}
-            )
-            [setattr(instance, k, decoded[k]) for k in extra_keys]
-            return instance
+            return cls._from_dict(decoded)
         except KeyError as e:
             raise SubstrateRequestException(
                 f"The {cls} structure is missing {e} from the chain.",

bittensor/core/chain_data/ip_info.py

@@ -31,7 +31,7 @@ def encode(self) -> dict[str, Any]:
 
     @classmethod
     def _from_dict(cls, decoded: dict) -> "IPInfo":
-        """Returns a SubnetInfo object from a decoded IPInfo dictionary."""
+        """Returns a IPInfo object from decoded chain data."""
         return IPInfo(
             ip_type=decoded["ip_type_and_protocol"] >> 4,
             ip=net.int_to_ip(decoded["ip"]),

bittensor/core/chain_data/metagraph_info.py

@@ -140,7 +140,7 @@ class MetagraphInfo(InfoBase):
 
     @classmethod
     def _from_dict(cls, decoded: dict) -> "MetagraphInfo":
-        """Returns a Metagraph object from a decoded MetagraphInfo dictionary."""
+        """Returns a MetagraphInfo object from decoded chain data."""
         # Subnet index
         _netuid = decoded["netuid"]
 
@@ -152,80 +152,101 @@ def _from_dict(cls, decoded: dict) -> "MetagraphInfo":
             processed = process_nested(raw_data, _chr_str)
             decoded.update({key: processed})
 
-        # Keys for owner.
-        decoded["owner_hotkey"] = decode_account_id(decoded["owner_hotkey"])
-        decoded["owner_coldkey"] = decode_account_id(decoded["owner_coldkey"])
-
-        # Subnet emission terms
-        decoded["subnet_emission"] = _tbwu(decoded["subnet_emission"])
-        decoded["alpha_in"] = _tbwu(decoded["alpha_in"], _netuid)
-        decoded["alpha_out"] = _tbwu(decoded["alpha_out"], _netuid)
-        decoded["tao_in"] = _tbwu(decoded["tao_in"])
-        decoded["alpha_out_emission"] = _tbwu(decoded["alpha_out_emission"], _netuid)
-        decoded["alpha_in_emission"] = _tbwu(decoded["alpha_in_emission"], _netuid)
-        decoded["tao_in_emission"] = _tbwu(decoded["tao_in_emission"])
-        decoded["pending_alpha_emission"] = _tbwu(
-            decoded["pending_alpha_emission"], _netuid
-        )
-        decoded["pending_root_emission"] = _tbwu(decoded["pending_root_emission"])
-        decoded["subnet_volume"] = _tbwu(decoded["subnet_volume"], _netuid)
-        decoded["moving_price"] = Balance.from_tao(
-            fixed_to_float(decoded.get("moving_price"), 32)
+        return cls(
+            # Subnet index
+            netuid=_netuid,
+            # Name and symbol
+            name=decoded["name"],
+            symbol=decoded["symbol"],
+            identity=decoded["identity"],
+            network_registered_at=decoded["network_registered_at"],
+            # Keys for owner.
+            owner_hotkey=decoded["owner_hotkey"],
+            owner_coldkey=decoded["owner_coldkey"],
+            # Tempo terms.
+            block=decoded["block"],
+            tempo=decoded["tempo"],
+            last_step=decoded["last_step"],
+            blocks_since_last_step=decoded["blocks_since_last_step"],
+            # Subnet emission terms
+            subnet_emission=_tbwu(decoded["subnet_emission"]),
+            alpha_in=_tbwu(decoded["alpha_in"], _netuid),
+            alpha_out=_tbwu(decoded["alpha_out"], _netuid),
+            tao_in=_tbwu(decoded["tao_in"]),
+            alpha_out_emission=_tbwu(decoded["alpha_out_emission"], _netuid),
+            alpha_in_emission=_tbwu(decoded["alpha_in_emission"], _netuid),
+            tao_in_emission=_tbwu(decoded["tao_in_emission"]),
+            pending_alpha_emission=_tbwu(decoded["pending_alpha_emission"], _netuid),
+            pending_root_emission=_tbwu(decoded["pending_root_emission"]),
+            subnet_volume=_tbwu(decoded["subnet_volume"], _netuid),
+            moving_price=Balance.from_tao(
+                fixed_to_float(decoded.get("moving_price"), 32)
+            ),
+            # Hparams for epoch
+            rho=decoded["rho"],
+            kappa=decoded["kappa"],
+            # Validator params
+            min_allowed_weights=u16tf(decoded["min_allowed_weights"]),
+            max_weights_limit=u16tf(decoded["max_weights_limit"]),
+            weights_version=decoded["weights_version"],
+            weights_rate_limit=decoded["weights_rate_limit"],
+            activity_cutoff=decoded["activity_cutoff"],
+            max_validators=decoded["max_validators"],
+            # Registration
+            num_uids=decoded["num_uids"],
+            max_uids=decoded["max_uids"],
+            burn=_tbwu(decoded["burn"]),
+            difficulty=u64tf(decoded["difficulty"]),
+            registration_allowed=decoded["registration_allowed"],
+            pow_registration_allowed=decoded["pow_registration_allowed"],
+            immunity_period=decoded["immunity_period"],
+            min_difficulty=u64tf(decoded["min_difficulty"]),
+            max_difficulty=u64tf(decoded["max_difficulty"]),
+            min_burn=_tbwu(decoded["min_burn"]),
+            max_burn=_tbwu(decoded["max_burn"]),
+            adjustment_alpha=u64tf(decoded["adjustment_alpha"]),
+            adjustment_interval=decoded["adjustment_interval"],
+            target_regs_per_interval=decoded["target_regs_per_interval"],
+            max_regs_per_block=decoded["max_regs_per_block"],
+            serving_rate_limit=decoded["serving_rate_limit"],
+            # CR
+            commit_reveal_weights_enabled=decoded["commit_reveal_weights_enabled"],
+            commit_reveal_period=decoded["commit_reveal_period"],
+            # Bonds
+            liquid_alpha_enabled=decoded["liquid_alpha_enabled"],
+            alpha_high=u16tf(decoded["alpha_high"]),
+            alpha_low=u16tf(decoded["alpha_low"]),
+            bonds_moving_avg=u64tf(decoded["bonds_moving_avg"]),
+            # Metagraph info.
+            hotkeys=[decode_account_id(ck) for ck in decoded.get("hotkeys", [])],
+            coldkeys=[decode_account_id(hk) for hk in decoded.get("coldkeys", [])],
+            identities=decoded["identities"],
+            axons=decoded.get("axons", []),
+            active=decoded["active"],
+            validator_permit=decoded["validator_permit"],
+            pruning_score=[u16tf(ps) for ps in decoded.get("pruning_score", [])],
+            last_update=decoded["last_update"],
+            emission=[_tbwu(em, _netuid) for em in decoded.get("emission", [])],
+            dividends=[u16tf(dv) for dv in decoded.get("dividends", [])],
+            incentives=[u16tf(ic) for ic in decoded.get("incentives", [])],
+            consensus=[u16tf(cs) for cs in decoded.get("consensus", [])],
+            trust=[u16tf(tr) for tr in decoded.get("trust", [])],
+            rank=[u16tf(rk) for rk in decoded.get("rank", [])],
+            block_at_registration=decoded["block_at_registration"],
+            alpha_stake=[_tbwu(ast, _netuid) for ast in decoded["alpha_stake"]],
+            tao_stake=[_tbwu(ts) for ts in decoded["tao_stake"]],
+            total_stake=[_tbwu(ts, _netuid) for ts in decoded["total_stake"]],
+            # Dividend break down
+            tao_dividends_per_hotkey=[
+                (decode_account_id(alpha[0]), _tbwu(alpha[1]))
+                for alpha in decoded["tao_dividends_per_hotkey"]
+            ],
+            alpha_dividends_per_hotkey=[
+                (decode_account_id(adphk[0]), _tbwu(adphk[1], _netuid))
+                for adphk in decoded["alpha_dividends_per_hotkey"]
+            ],
         )
 
-        # Hparams for epoch
-        decoded["kappa"] = u16tf(decoded["kappa"])
-
-        # Validator params
-        decoded["min_allowed_weights"] = u16tf(decoded["min_allowed_weights"])
-        decoded["max_weights_limit"] = u16tf(decoded["max_weights_limit"])
-
-        # Registration
-        decoded["burn"] = _tbwu(decoded["burn"])
-        decoded["difficulty"] = u64tf(decoded["difficulty"])
-        decoded["min_difficulty"] = u64tf(decoded["min_difficulty"])
-        decoded["max_difficulty"] = u64tf(decoded["max_difficulty"])
-        decoded["min_burn"] = _tbwu(decoded["min_burn"])
-        decoded["max_burn"] = _tbwu(decoded["max_burn"])
-        decoded["adjustment_alpha"] = u64tf(decoded["adjustment_alpha"])
-
-        # Bonds
-        decoded["alpha_high"] = u16tf(decoded["alpha_high"])
-        decoded["alpha_low"] = u16tf(decoded["alpha_low"])
-        decoded["bonds_moving_avg"] = u64tf(decoded["bonds_moving_avg"])
-
-        # Metagraph info.
-        decoded["hotkeys"] = [
-            decode_account_id(ck) for ck in decoded.get("hotkeys", [])
-        ]
-        decoded["coldkeys"] = [
-            decode_account_id(hk) for hk in decoded.get("coldkeys", [])
-        ]
-        decoded["axons"] = decoded.get("axons", [])
-        decoded["pruning_score"] = [
-            u16tf(ps) for ps in decoded.get("pruning_score", [])
-        ]
-        decoded["emission"] = [_tbwu(em, _netuid) for em in decoded.get("emission", [])]
-        decoded["dividends"] = [u16tf(dv) for dv in decoded.get("dividends", [])]
-        decoded["incentives"] = [u16tf(ic) for ic in decoded.get("incentives", [])]
-        decoded["consensus"] = [u16tf(cs) for cs in decoded.get("consensus", [])]
-        decoded["trust"] = [u16tf(tr) for tr in decoded.get("trust", [])]
-        decoded["rank"] = [u16tf(rk) for rk in decoded.get("trust", [])]
-        decoded["alpha_stake"] = [_tbwu(ast, _netuid) for ast in decoded["alpha_stake"]]
-        decoded["tao_stake"] = [_tbwu(ts) for ts in decoded["tao_stake"]]
-        decoded["total_stake"] = [_tbwu(ts, _netuid) for ts in decoded["total_stake"]]
-
-        # Dividend break down
-        decoded["tao_dividends_per_hotkey"] = [
-            (decode_account_id(alpha[0]), _tbwu(alpha[1]))
-            for alpha in decoded["tao_dividends_per_hotkey"]
-        ]
-        decoded["alpha_dividends_per_hotkey"] = [
-            (decode_account_id(adphk[0]), _tbwu(adphk[1], _netuid))
-            for adphk in decoded["alpha_dividends_per_hotkey"]
-        ]
-        return MetagraphInfo(**decoded)
-
 
 @dataclass
 class MetagraphInfoEmissions:

bittensor/core/chain_data/neuron_info.py

@@ -126,7 +126,7 @@ def get_null_neuron() -> "NeuronInfo":
 
     @classmethod
     def _from_dict(cls, decoded: Any) -> "NeuronInfo":
-        """Instantiates NeuronInfo from a byte vector."""
+        """Returns a NeuronInfo object from decoded chain data."""
         stake_dict = process_stake_data(decoded["stake"])
         total_stake = sum(stake_dict.values()) if stake_dict else Balance(0)
         coldkey = decode_account_id(decoded["coldkey"])

bittensor/core/chain_data/neuron_info_lite.py

@@ -95,6 +95,7 @@ def get_null_neuron() -> "NeuronInfoLite":
 
     @classmethod
     def _from_dict(cls, decoded: Any) -> "NeuronInfoLite":
+        """Returns a NeuronInfoLite object from decoded chain data."""
         coldkey = decode_account_id(decoded["coldkey"])
         hotkey = decode_account_id(decoded["hotkey"])
         stake_dict = process_stake_data(decoded["stake"])