echo $PATH给出
/usr/local/texlive/2021/bin/universal-darwin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Library/TeX/texbin:/opt/X11/bin:/Library/Apple/usr/bin
更新到MacOS后，Python中的Monterey import scipy.integrate会引发

---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
<ipython-input-3-f7ec28d1adc8> in <module>
----> 1 import scipy.integrate

/usr/local/lib/python3.9/site-packages/scipy/integrate/__init__.py in <module>
     88    solve_bvp     -- Solve a boundary value problem for a system of ODEs.
     89 """
---> 90 from ._quadrature import *
     91 from .odepack import *
     92 from .quadpack import *

/usr/local/lib/python3.9/site-packages/scipy/integrate/_quadrature.py in <module>
      8 # even though it's actually a NumPy function.
      9 from numpy import trapz
---> 10 from scipy.special import roots_legendre
     11 from scipy.special import gammaln
     12 

/usr/local/lib/python3.9/site-packages/scipy/special/__init__.py in <module>
    631 from .sf_error import SpecialFunctionWarning, SpecialFunctionError
    632 
--> 633 from . import _ufuncs
    634 from ._ufuncs import *
    635 

ImportError: dlopen(/usr/local/lib/python3.9/site-packages/scipy/special/_ufuncs.cpython-39-darwin.so, 0x0002): Library not loaded: /usr/local/opt/gcc/lib/gcc/10/libgfortran.5.dylib
  Referenced from: /usr/local/lib/python3.9/site-packages/scipy/special/_ufuncs.cpython-39-darwin.so
  Reason: tried: '/usr/local/opt/gcc/lib/gcc/10/libgfortran.5.dylib' (no such file), '/usr/local/lib/libgfortran.5.dylib' (no such file), '/usr/lib/libgfortran.5.dylib' (no such file)

你知道吗？