Installation Failure

[omersajid9]

Describe the bug

Bittensor failing to install on Mac m4. I get the following error:

Building wheels for collected packages: py-sr25519-bindings
  Building wheel for py-sr25519-bindings (pyproject.toml) ... error
  error: subprocess-exited-with-error
  
  × Building wheel for py-sr25519-bindings (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [68 lines of output]
      Running `maturin pep517 build-wheel -i /Users/omersajid/bt/btcli/btcli_venv/bin/python3 --compatibility off`
      🔗 Found pyo3 bindings
      🐍 Found CPython 3.13 at /Users/omersajid/bt/btcli/btcli_venv/bin/python3
      💻 Using `MACOSX_DEPLOYMENT_TARGET=11.0` for aarch64-apple-darwin by default


         Compiling pyo3-macros-backend v0.20.3
      error: failed to run custom build command for `pyo3-ffi v0.20.3`
      
      Caused by:
        process didn't exit successfully: `/private/var/folders/h0/tfcy9dmn2jj1nbry_y9ql83c0000gn/T/pip-install-nlcdmv8z/py-sr25519-bindings_5ee9e5de30374d3fb3ba3975e2f5c6fa/target/release/build/pyo3-ffi-75076b256aa57b28/build-script-build` (exit status: 1)
        --- stdout
        cargo:rerun-if-env-changed=PYO3_CROSS
        cargo:rerun-if-env-changed=PYO3_CROSS_LIB_DIR
        cargo:rerun-if-env-changed=PYO3_CROSS_PYTHON_VERSION
        cargo:rerun-if-env-changed=PYO3_CROSS_PYTHON_IMPLEMENTATION
        cargo:rerun-if-env-changed=PYO3_PRINT_CONFIG
        cargo:rerun-if-env-changed=PYO3_USE_ABI3_FORWARD_COMPATIBILITY
      
        --- stderr
        error: the configured Python interpreter version (3.13) is newer than PyO3's maximum supported version (3.12)
        = help: please check if an updated version of PyO3 is available. Current version: 0.20.3
        = help: set PYO3_USE_ABI3_FORWARD_COMPATIBILITY=1 to suppress this check and build anyway using the stable ABI
      warning: build failed, waiting for other jobs to finish...
      💥 maturin failed
        Caused by: Failed to build a native library through cargo
        Caused by: Cargo build finished with "exit status: 101": `env -u CARGO MACOSX_DEPLOYMENT_TARGET="11.0" PYO3_ENVIRONMENT_SIGNATURE="cpython-3.13-64bit" PYO3_PYTHON="/Users/omersajid/bt/btcli/btcli_venv/bin/python3" PYTHON_SYS_EXECUTABLE="/Users/omersajid/bt/btcli/btcli_venv/bin/python3" "cargo" "rustc" "--message-format" "json-render-diagnostics" "--manifest-path" "/private/var/folders/h0/tfcy9dmn2jj1nbry_y9ql83c0000gn/T/pip-install-nlcdmv8z/py-sr25519-bindings_5ee9e5de30374d3fb3ba3975e2f5c6fa/Cargo.toml" "--release" "--lib" "--" "-C" "link-arg=-undefined" "-C" "link-arg=dynamic_lookup" "-C" "link-args=-Wl,-install_name,@rpath/sr25519.cpython-313-darwin.so"`
      Error: command ['maturin', 'pep517', 'build-wheel', '-i', '/Users/omersajid/bt/btcli/btcli_venv/bin/python3', '--compatibility', 'off'] returned non-zero exit status 1
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for py-sr25519-bindings
Failed to build py-sr25519-bindings
ERROR: ERROR: Failed to build installable wheels for some pyproject.toml based projects (py-sr25519-bindings)

To Reproduce

1. Run the bash command to install bit tensor: /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/opentensor/bittensor/master/scripts/install.sh)"
2. Run the update command: python3 -m pip install --upgrade bittensor

Expected behavior

It should install

Screenshots

Environment

Mac mini m4 on miniconda and venv

Additional context

No response

[omersajid9]

Degrading Python version 3.13 to 3.9 fixed this.