py35-scikit-learn @0.22.2.post1: Symbol not found: __tlv_bootstrap

[ryandesign (Ryan Carsten Schmidt)]

​https://build.macports.org/builders/ports-10.6_x86_64-builder/builds/168899/steps/install-port/logs/stdio

Partial import of sklearn during the build process.
Traceback (most recent call last):
  File "setup.py", line 195, in check_package_status
    module = importlib.import_module(package)
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 985, in _gcd_import
  File "<frozen importlib._bootstrap>", line 968, in _find_and_load
  File "<frozen importlib._bootstrap>", line 957, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 673, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 697, in exec_module
  File "<frozen importlib._bootstrap>", line 222, in _call_with_frames_removed
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/__init__.py", line 156, in <module>
    from . import fft
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/fft/__init__.py", line 76, in <module>
    from ._basic import (
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/fft/_basic.py", line 1, in <module>
    from scipy._lib.uarray import generate_multimethod, Dispatchable
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/uarray.py", line 27, in <module>
    from ._uarray import *
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/_uarray/__init__.py", line 114, in <module>
    from ._backend import *
  File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/_uarray/_backend.py", line 15, in <module>
    from . import _uarray  # type: ignore
ImportError: dlopen(/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/_uarray/_uarray.cpython-35m-darwin.so, 2): Symbol not found: __tlv_bootstrap
  Referenced from: /opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/_uarray/_uarray.cpython-35m-darwin.so
  Expected in: flat namespace
 in /opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/scipy/_lib/_uarray/_uarray.cpython-35m-darwin.so
Traceback (most recent call last):
  File "setup.py", line 303, in <module>
    setup_package()
  File "setup.py", line 293, in setup_package
    check_package_status('scipy', SCIPY_MIN_VERSION)
  File "setup.py", line 221, in check_package_status
    .format(package, req_str, instructions))
ImportError: scipy is not installed.
scikit-learn requires scipy >= 0.17.0.
Installation instructions are available on the scikit-learn website: http://scikit-learn.org/stable/install.html