utf-8无法解编码，如何解决？

大无语，utf-8无法解编码，主要是这在库里面，而且文件有

# -*- coding : utf-8 -*-
# coding: utf-8

img


完整报错内容：

Traceback (most recent call last):
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\threadpool.py", line 173, in __run_task
    thread_result.set(func(*args, **kwargs))
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xbf in position 0: invalid start byte
2023-06-28T09:38:38Z (<ThreadPoolWorker at 0x21c8b505e08 thread_ident=0x2f14 threadpool-hub=<Hub at 0x21c8b439098 thread_ident=0x4090>>, <built-in function gethostbyaddr>) failed with UnicodeDecodeError
Traceback (most recent call last):
  File "C:\Program Files\Python37\lib\code.py", line 90, in runcode
    exec(code, self.locals)
  File "<input>", line 1, in <module>
  File "C:\Program Files\JetBrains\PyCharm 2023.1.2\plugins\python\helpers\pydev\_pydev_bundle\pydev_umd.py", line 198, in runfile
    pydev_imports.execfile(filename, global_vars, local_vars)  # execute the script
  File "C:\Program Files\JetBrains\PyCharm 2023.1.2\plugins\python\helpers\pydev\_pydev_imps\_pydev_execfile.py", line 18, in execfile
    exec(compile(contents+"\n", file, 'exec'), glob, loc)
  File "X:\other\610web\main.py", line 60, in <module>
    server.serve_forever()
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\baseserver.py", line 398, in serve_forever
    self.start()
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\baseserver.py", line 336, in start
    self.init_socket()
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\pywsgi.py", line 1546, in init_socket
    self.update_environ()
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\pywsgi.py", line 1558, in update_environ
    name = socket.getfqdn(address[0])
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\_socketcommon.py", line 304, in getfqdn
    hostname, aliases, _ = gethostbyaddr(name)
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\_socketcommon.py", line 276, in gethostbyaddr
    return get_hub().resolver.gethostbyaddr(ip_address)
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\resolver\thread.py", line 66, in gethostbyaddr
    return self.pool.apply(_socket.gethostbyaddr, args, kwargs)
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\pool.py", line 161, in apply
    return self.spawn(func, *args, **kwds).get()
  File "src\\gevent\\event.py", line 329, in gevent._gevent_cevent.AsyncResult.get
  File "src\\gevent\\event.py", line 359, in gevent._gevent_cevent.AsyncResult.get
  File "src\\gevent\\event.py", line 347, in gevent._gevent_cevent.AsyncResult.get
  File "src\\gevent\\event.py", line 327, in gevent._gevent_cevent.AsyncResult._raise_exception
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\_compat.py", line 66, in reraise
    raise value.with_traceback(tb)
  File "C:\Users\段禹珩\AppData\Roaming\Python\Python37\site-packages\gevent\threadpool.py", line 173, in __run_task
    thread_result.set(func(*args, **kwargs))
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xbf in position 0: invalid start byte

请发你自己写的代码，python内置代码是不会出错的

  • 你可以参考下这个问题的回答, 看看是否对你有帮助, 链接: https://ask.csdn.net/questions/784112
  • 以下回答由chatgpt基于相关博客总结生成:

    根据报错信息“utf-8 codec can't decode byte XXXX in position X: invalid start byte”，我们可以得出是解码错误的问题。这种错误通常是因为给定的字节无法正常解码为UTF-8字符。

    解决这个问题的方法有很多种。我们可以尝试以下几种常见的解决方案：

    1. 确认文件的实际编码：步骤如下：
      • 尝试使用文本编辑器（如Sublime Text、Notepad++）来打开文件，查看文件的编码格式。
      • 如果是通过python代码打开文件，可以使用chardet库来检测文件的编码。示例代码如下：
    import chardet

def detect_encoding(filepath):
    with open(filepath, 'rb') as f:
        result = chardet.detect(f.read())
        return result['encoding']

file_path = 'path_to_file'
file_encoding = detect_encoding(file_path)
print(file_encoding)
    1. 尝试使用其他编码进行解码：如果确认了文件的编码格式确实是UTF-8，那么可以尝试使用其他编码格式来解码。示例代码如下：
    content = b'\xe6\x88\x91\xe5\xa5\xbd'
decoded_text = content.decode('iso-8859-1')
print(decoded_text)
    1. 忽略解码错误：如果仅仅是在某些特定位置出现解码错误，而其他部分的解码是正确的，可以尝试添加errors='ignore'参数来忽略解码错误。示例代码如下：
    content = b'\xe6\x88\x91\xe5\xa5\xbd'
decoded_text = content.decode('utf-8', errors='ignore')
print(decoded_text)
    1. 使用replace方法进行特殊字符的替换：如果在解码时遇到了特殊字符，可以尝试使用replace方法将其替换为合适的字符。示例代码如下：
    content = b'\xe6\x88\x91\xe5\xa5\xbd'
decoded_text = content.decode('utf-8', errors='replace')
print(decoded_text)

    以上是几种常见的解决方法，根据实际情况选择相应的方案进行尝试。如果以上方法都不能解决问题，可能需要进一步分析和调试具体的场景和代码，或者咨询相关的专家来解决问题。