现象：
Traceback (most recent call last):
File "c:\Users\Administrator\AppData\Roaming\steamcode/project/ / _pty.temp.py", line 1, in <
module>
File "<string>", 1ine 4, in <module>
AttributeError: module'turtle' has no attribute 'width'
解决方法：
点击图示三个点，打开文件位置。确保没有将代码文件命名为 turtle.py（否则会导致导入自身文件而非标准库）。
Traceback (most recent call last):
File "C:\Users\Admin\AppData\Roaming\steamcode/project//_pty.temp.py", line 1, in <module>
File "<string>", line 2, in <module>
File "c:\Users\Admin\AppData\Roaming\steamcode\project\turtle.py", line 3, in <module>
t.shape('turtle')
AttributeError: partially initialized module 'turtle' has no attribute 'shape' (most likely due to a circular i
(mport)