使用modulefinder时发生Python UnicodeDecodeError

Question

我想在python程序中找到所有导入的模块。我在工作中使用modulefinder标准模块。我正在尝试在文档上关注this example，但是即使我使用与文档相同的代码，也会出现此错误：

Traceback (most recent call last):
  File "C:\Users\Dinçel\Desktop\Deploy\zipperutils\find modules.py", line 4, in <module>
    finder.run_script('bacon.py')
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 165, in run_script
    self.load_module('__main__', fp, pathname, stuff)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 360, in load_module
    self.scan_code(co, m)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 433, in scan_code
    self._safe_import_hook(name, m, fromlist, level=0)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 378, in _safe_import_hook
    self.import_hook(name, caller, level=level)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 177, in import_hook
    q, tail = self.find_head_package(parent, name)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 233, in find_head_package
    q = self.import_module(head, qname, parent)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 326, in import_module
    m = self.load_module(fqname, fp, pathname, stuff)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 360, in load_module
    self.scan_code(co, m)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 433, in scan_code
    self._safe_import_hook(name, m, fromlist, level=0)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 378, in _safe_import_hook
    self.import_hook(name, caller, level=level)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 177, in import_hook
    q, tail = self.find_head_package(parent, name)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 233, in find_head_package
    q = self.import_module(head, qname, parent)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 326, in import_module
    m = self.load_module(fqname, fp, pathname, stuff)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 360, in load_module
    self.scan_code(co, m)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 433, in scan_code
    self._safe_import_hook(name, m, fromlist, level=0)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 378, in _safe_import_hook
    self.import_hook(name, caller, level=level)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 177, in import_hook
    q, tail = self.find_head_package(parent, name)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 233, in find_head_package
    q = self.import_module(head, qname, parent)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 326, in import_module
    m = self.load_module(fqname, fp, pathname, stuff)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 360, in load_module
    self.scan_code(co, m)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 466, in scan_code
    self.scan_code(c, m)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 433, in scan_code
    self._safe_import_hook(name, m, fromlist, level=0)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 378, in _safe_import_hook
    self.import_hook(name, caller, level=level)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 177, in import_hook
    q, tail = self.find_head_package(parent, name)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 233, in find_head_package
    q = self.import_module(head, qname, parent)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 326, in import_module
    m = self.load_module(fqname, fp, pathname, stuff)
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\modulefinder.py", line 343, in load_module
    co = compile(fp.read()+'\n', pathname, 'exec')
  File "C:\Users\Dinçel\AppData\Local\Programs\Python\Python38\lib\encodings\cp1254.py", line 23, in decode
    return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 308: character maps to <undefined>

我的操作系统是Windows 10。

我正在使用Python3.8.1

如果有更好的方法来找到导入的模块，请告诉我。

感谢您的帮助！

Answer 1

我遇到了相同的问题，但是我有解决此问题的解决方法：

从任何SOURCE脚本中删除任何代码和注释都包含非ASCII字符。