ModuleNotFoundError: No module named 'chardet'

requirement里面需要添加  chardet 库。

`Traceback (most recent call last):
  File "C:\Users\Tacoin\Desktop\PIC2LCEDA\main.py", line 17, in <module>
    import PIC2LCEDA
  File "C:\Users\Tacoin\Desktop\PIC2LCEDA\PIC2LCEDA.py", line 6, in <module>
    import chardet
ModuleNotFoundError: No module named 'chardet'`