Python 3.11

zuodi

我直接copy极客笔记代码到pycharm上，代码出现错误，有没有大佬知道哪里错了
极客笔记代码：

                               
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代码：
from sympy import *

x = Symbol('x')
eq = x**2 - 4

solutions = nsolve(eq, x, [-3, -1, 1, 3])
print(solutions)

错误：

E:\phthon\phthon3.11.3\python.exe "D:\python shuju\BKS\PYTHON\O-O-2.py"
Traceback (most recent call last):
  File "D:\python shuju\BKS\PYTHON\O-O-2.py", line 6, in <module>
    solutions = nsolve(eq, x, [-3, -1, 1, 3])
                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "E:\phthon\phthon3.11.3\Lib\site-packages\sympy\utilities\decorator.py", line 87, in func_wrapper
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "E:\phthon\phthon3.11.3\Lib\site-packages\sympy\solvers\solvers.py", line 3044, in nsolve
    x = sympify(findroot(f, x0, **kwargs))
                ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "E:\phthon\phthon3.11.3\Lib\site-packages\mpmath\calculus\optimization.py", line 963, in findroot
    iterations = solver(ctx, f, x0, **kwargs)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "E:\phthon\phthon3.11.3\Lib\site-packages\mpmath\calculus\optimization.py", line 84, in __init__
    raise ValueError('expected 1 or 2 starting points, got %i' % len(x0))
ValueError: expected 1 or 2 starting points, got 4