replace torch with numpy

Dockerfile

@@ -1,5 +1,5 @@
 # syntax=docker/dockerfile:1
-FROM pytorch/pytorch:2.0.1-cuda11.7-cudnn8-devel
+FROM python:3.11.8-bookworm
 
 LABEL bittensor.image.authors="bittensor.com" \
 	bittensor.image.vendor="Bittensor" \
@@ -9,19 +9,13 @@ LABEL bittensor.image.authors="bittensor.com" \
 	bittensor.image.revision="${VCS_REF}" \
 	bittensor.image.created="${BUILD_DATE}" \
 	bittensor.image.documentation="https://app.gitbook.com/@opentensor/s/bittensor/"
-LABEL bittensor.dependencies.versions.torch="2.0.1"
-LABEL bittensor.dependencies.versions.cuda="11.7"
 ARG DEBIAN_FRONTEND=noninteractive
 
-#nvidia key migration
-RUN apt-key del 7fa2af80
-RUN apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2004/x86_64/3bf863cc.pub
-RUN apt-key adv --fetch-keys https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu2004/x86_64/7fa2af80.pub
 # Update the base image
 RUN apt update && apt upgrade -y
 # Install bittensor
 ## Install dependencies
-RUN apt install -y curl sudo nano git htop netcat wget unzip tmux apt-utils cmake build-essential
+RUN apt install -y curl sudo nano git htop netcat-openbsd wget unzip tmux apt-utils cmake build-essential
 ## Upgrade pip
 RUN pip3 install --upgrade pip
 

README.md

@@ -329,8 +329,8 @@ my_axon.attach(
 ).start()
 ```     
 
-Dendrite: Inheriting from PyTorch's Module class, represents the abstracted implementation of a network client module designed 
-to send requests to those endpoints to receive inputs.
+Dendrite: Represents the abstracted implementation of a network client module
+designed to send requests to those endpoints to receive inputs.
 
 Example:
 ```python

VERSION

@@ -1 +1 @@
-6.9.3
+7.0.0

bittensor/__init__.py

@@ -27,7 +27,7 @@
 nest_asyncio.apply()
 
 # Bittensor code and protocol version.
-__version__ = "6.9.3"
+__version__ = "7.0.0"
 
 version_split = __version__.split(".")
 __version_as_int__: int = (

bittensor/chain_data.py

@@ -14,7 +14,6 @@
 # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 # DEALINGS IN THE SOFTWARE.
-import torch
 import bittensor
 
 import json
@@ -265,16 +264,14 @@ def from_neuron_info(cls, neuron_info: dict) -> "AxonInfo":
             coldkey=neuron_info["coldkey"],
         )
 
-    def to_parameter_dict(self) -> "torch.nn.ParameterDict":
-        r"""Returns a torch tensor of the subnet info."""
-        return torch.nn.ParameterDict(self.__dict__)
+    def to_parameter_dict(self) -> dict[str, Union[int, str]]:
+        r"""Returns a dict of the subnet info."""
+        return self.__dict__
 
     @classmethod
-    def from_parameter_dict(
-        cls, parameter_dict: "torch.nn.ParameterDict"
-    ) -> "AxonInfo":
-        r"""Returns an axon_info object from a torch parameter_dict."""
-        return cls(**dict(parameter_dict))
+    def from_parameter_dict(cls, parameter_dict: dict[str, Any]) -> "AxonInfo":
+        r"""Returns an axon_info object from a parameter_dict."""
+        return cls(**parameter_dict)
 
 
 class ChainDataType(Enum):
@@ -942,16 +939,14 @@ def fix_decoded_values(cls, decoded: Dict) -> "SubnetInfo":
             owner_ss58=ss58_encode(decoded["owner"], bittensor.__ss58_format__),
         )
 
-    def to_parameter_dict(self) -> "torch.nn.ParameterDict":
-        r"""Returns a torch tensor of the subnet info."""
-        return torch.nn.ParameterDict(self.__dict__)
+    def to_parameter_dict(self) -> dict[str, Any]:
+        r"""Returns a dict of the subnet info."""
+        return self.__dict__
 
     @classmethod
-    def from_parameter_dict(
-        cls, parameter_dict: "torch.nn.ParameterDict"
-    ) -> "SubnetInfo":
-        r"""Returns a SubnetInfo object from a torch parameter_dict."""
-        return cls(**dict(parameter_dict))
+    def from_parameter_dict(cls, parameter_dict: dict[str, Any]) -> "SubnetInfo":
+        r"""Returns a SubnetInfo object from a parameter_dict."""
+        return cls(**parameter_dict)
 
 
 @dataclass
@@ -1038,16 +1033,14 @@ def fix_decoded_values(cls, decoded: Dict) -> "SubnetHyperparameters":
             difficulty=decoded["difficulty"],
         )
 
-    def to_parameter_dict(self) -> "torch.nn.ParameterDict":
-        r"""Returns a torch tensor of the subnet hyperparameters."""
-        return torch.nn.ParameterDict(self.__dict__)
+    def to_parameter_dict(self) -> dict[str, Union[int, float, bool]]:
+        r"""Returns a dict of the subnet hyperparameters."""
+        return self.__dict__
 
     @classmethod
-    def from_parameter_dict(
-        cls, parameter_dict: "torch.nn.ParameterDict"
-    ) -> "SubnetInfo":
-        r"""Returns a SubnetHyperparameters object from a torch parameter_dict."""
-        return cls(**dict(parameter_dict))
+    def from_parameter_dict(cls, parameter_dict: dict[str, Any]) -> "SubnetInfo":
+        r"""Returns a SubnetHyperparameters object from a parameter_dict."""
+        return cls(**parameter_dict)
 
 
 @dataclass
@@ -1103,14 +1096,14 @@ def fix_decoded_values(cls, decoded: Dict) -> "IPInfo":
             protocol=decoded["ip_type_and_protocol"] & 0xF,
         )
 
-    def to_parameter_dict(self) -> "torch.nn.ParameterDict":
-        r"""Returns a torch tensor of the subnet info."""
-        return torch.nn.ParameterDict(self.__dict__)
+    def to_parameter_dict(self) -> dict[str, str | int]:
+        r"""Returns a dict of the subnet ip info."""
+        return self.__dict__
 
     @classmethod
-    def from_parameter_dict(cls, parameter_dict: "torch.nn.ParameterDict") -> "IPInfo":
-        r"""Returns a IPInfo object from a torch parameter_dict."""
-        return cls(**dict(parameter_dict))
+    def from_parameter_dict(cls, parameter_dict: dict[str, Any]) -> "IPInfo":
+        r"""Returns a IPInfo object from a parameter_dict."""
+        return cls(**parameter_dict)
 
 
 # Senate / Proposal data

bittensor/commands/register.py

@@ -216,7 +216,7 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
             )
             sys.exit(1)
 
-        subtensor.register(
+        registered = subtensor.register(
             wallet=wallet,
             netuid=cli.config.netuid,
             prompt=not cli.config.no_prompt,
@@ -234,6 +234,8 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
                 "verbose", defaults.pow_register.verbose
             ),
         )
+        if not registered:
+            sys.exit(1)
 
     @staticmethod
     def add_args(parser: argparse.ArgumentParser):
@@ -408,7 +410,7 @@ def run(cli: "bittensor.cli"):
     def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
         r"""Register neuron."""
         wallet = bittensor.wallet(config=cli.config)
-        subtensor.run_faucet(
+        success = subtensor.run_faucet(
             wallet=wallet,
             prompt=not cli.config.no_prompt,
             tpb=cli.config.pow_register.cuda.get("tpb", None),
@@ -425,6 +427,9 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
                 "verbose", defaults.pow_register.verbose
             ),
         )
+        if not success:
+            bittensor.logging.error("Faucet run failed.")
+            sys.exit(1)
 
     @staticmethod
     def add_args(parser: argparse.ArgumentParser):

bittensor/commands/root.py

@@ -16,7 +16,7 @@
 # DEALINGS IN THE SOFTWARE.
 
 import re
-import torch
+import numpy as np
 import typing
 import argparse
 import numpy as np
@@ -301,7 +301,7 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
             f"Boosting weight for netuid {cli.config.netuid} from {prev_weight} -> {new_weight}"
         )
         my_weights[cli.config.netuid] = new_weight
-        all_netuids = torch.tensor(list(range(len(my_weights))))
+        all_netuids = np.arange(len(my_weights))
 
         bittensor.__console__.print("Setting root weights...")
         subtensor.root_set_weights(
@@ -419,7 +419,7 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
         my_weights = root.weights[my_uid]
         my_weights[cli.config.netuid] -= cli.config.amount
         my_weights[my_weights < 0] = 0  # Ensure weights don't go negative
-        all_netuids = torch.tensor(list(range(len(my_weights))))
+        all_netuids = np.arange(len(my_weights))
 
         subtensor.root_set_weights(
             wallet=wallet,
@@ -520,12 +520,12 @@ def _run(cli: "bittensor.cli", subtensor: "bittensor.subtensor"):
             cli.config.weights = Prompt.ask(f"Enter weights (e.g. {example})")
 
         # Parse from string
-        netuids = torch.tensor(
-            list(map(int, re.split(r"[ ,]+", cli.config.netuids))), dtype=torch.long
+        netuids = np.array(
+            list(map(int, re.split(r"[ ,]+", cli.config.netuids))), dtype=np.int64
         )
-        weights = torch.tensor(
+        weights = np.array(
             list(map(float, re.split(r"[ ,]+", cli.config.weights))),
-            dtype=torch.float32,
+            dtype=np.float32,
         )
 
         # Run the set weights operation.

bittensor/commands/utils.py

@@ -17,11 +17,11 @@
 
 import sys
 import os
-import torch
 import bittensor
+import requests
+from bittensor.utils.registration import maybe_get_torch
 from typing import List, Dict, Any, Optional
 from rich.prompt import Confirm, PromptBase
-import requests
 from dataclasses import dataclass
 from . import defaults
 
@@ -78,7 +78,9 @@ def check_netuid_set(
 
 def check_for_cuda_reg_config(config: "bittensor.config") -> None:
     """Checks, when CUDA is available, if the user would like to register with their CUDA device."""
-    if torch.cuda.is_available():
+
+    torch = maybe_get_torch()
+    if torch is not None and torch.cuda.is_available():
         if not config.no_prompt:
             if config.pow_register.cuda.get("use_cuda") == None:  # flag not set
                 # Ask about cuda registration only if a CUDA device is available.

bittensor/dendrite.py

@@ -22,15 +22,14 @@
 import asyncio
 import uuid
 import time
-import torch
 import aiohttp
 import bittensor
 from typing import Union, Optional, List, Union, AsyncGenerator, Any
 
 
-class dendrite(torch.nn.Module):
+class dendrite:
     """
-    The Dendrite class, inheriting from PyTorch's Module class, represents the abstracted implementation of a network client module.
+    The Dendrite class represents the abstracted implementation of a network client module.
 
     In the brain analogy, dendrites receive signals
     from other neurons (in this case, network servers or axons), and the Dendrite class here is designed
@@ -122,6 +121,9 @@ def __init__(
 
         self._session: Optional[aiohttp.ClientSession] = None
 
+    async def __call__(self, *args, **kwargs):
+        return await self.forward(*args, **kwargs)
+
     @property
     async def session(self) -> aiohttp.ClientSession:
         """

bittensor/extrinsics/registration.py

@@ -18,11 +18,10 @@
 
 import bittensor
 
-import torch
 import time
 from rich.prompt import Confirm
 from typing import List, Union, Optional, Tuple
-from bittensor.utils.registration import POWSolution, create_pow
+from bittensor.utils.registration import POWSolution, create_pow, maybe_get_torch
 
 
 def register_extrinsic(
@@ -102,6 +101,10 @@ def register_extrinsic(
         ):
             return False
 
+    torch = maybe_get_torch()
+    if torch is None:
+        return False
+
     # Attempt rolling registration.
     attempts = 1
     while True:
@@ -378,6 +381,10 @@ def run_faucet_extrinsic(
         ):
             return False
 
+    torch = maybe_get_torch()
+    if torch is None:
+        return False
+
     # Unlock coldkey
     wallet.coldkey
 

bittensor/extrinsics/root.py

@@ -19,8 +19,9 @@
 import bittensor
 
 import time
-import torch
 import logging
+import numpy as np
+from numpy.typing import NDArray
 from rich.prompt import Confirm
 from typing import Union
 import bittensor.utils.weight_utils as weight_utils
@@ -101,8 +102,8 @@ def root_register_extrinsic(
 def set_root_weights_extrinsic(
     subtensor: "bittensor.subtensor",
     wallet: "bittensor.wallet",
-    netuids: Union[torch.LongTensor, list],
-    weights: Union[torch.FloatTensor, list],
+    netuids: Union[NDArray[np.int64], list],
+    weights: Union[NDArray[np.float32], list],
     version_key: int = 0,
     wait_for_inclusion: bool = False,
     wait_for_finalization: bool = False,
@@ -115,7 +116,7 @@ def set_root_weights_extrinsic(
             Bittensor wallet object.
         netuids (List[int]):
             The ``netuid`` of the subnet to set weights for.
-        weights ( Union[torch.FloatTensor, list]):
+        weights (Union[NDArray[np.float32], list]):
             Weights to set. These must be ``float`` s and must correspond to the passed ``netuid`` s.
         version_key (int):
             The version key of the validator.
@@ -131,22 +132,22 @@ def set_root_weights_extrinsic(
     """
     # First convert types.
     if isinstance(netuids, list):
-        netuids = torch.tensor(netuids, dtype=torch.int64)
+        netuids = np.array(netuids, dtype=np.int64)
     if isinstance(weights, list):
-        weights = torch.tensor(weights, dtype=torch.float32)
+        weights = np.array(weights, dtype=np.float32)
 
     # Get weight restrictions.
     min_allowed_weights = subtensor.min_allowed_weights(netuid=0)
     max_weight_limit = subtensor.max_weight_limit(netuid=0)
 
     # Get non zero values.
-    non_zero_weight_idx = torch.argwhere(weights > 0).squeeze(dim=1)
+    non_zero_weight_idx = np.argwhere(weights > 0).squeeze(axis=1)
     non_zero_weight_uids = netuids[non_zero_weight_idx]
     non_zero_weights = weights[non_zero_weight_idx]
-    if non_zero_weights.numel() < min_allowed_weights:
+    if non_zero_weights.size < min_allowed_weights:
         raise ValueError(
             "The minimum number of weights required to set weights is {}, got {}".format(
-                min_allowed_weights, non_zero_weights.numel()
+                min_allowed_weights, non_zero_weights.size
             )
         )