在 Python 中导入 imaplib 包时出错

Question

我正在尝试在 Python 解释器中导入 imaplib，并收到以下与 nltk 相关的错误。

>>> import imaplib

Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File 
"C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\imaplib.py", 
line 25, in <module>
import binascii, errno, random, re, socket, subprocess, sys, time, calendar
File
C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\subprocess.py", 
line 427, in<module>
import threading
File 
"C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\threading.py", 
line 7, in <module>
from traceback import format_exc as _format_exc
File 
"C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\traceback.py", 
line 5, in <module>
import linecache
File 
"C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\linecache.py", 
line 11, in <module>
import tokenize
File "C:\Users\nikhsin2\python\tokenize.py", line 1, in <module>
import nltk
File "C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\site-
packages\nltk\__init__.py", line 114, in <module>
from nltk.collocations import *
File "C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\site-
packages\nltk\collocations.py", line 38, in <module>
from nltk.util import ngrams
File "C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\site-
packages\nltk\util.py", line 15, in <module>
import pydoc
File 
"C:\Users\nikhsin2\AppData\Local\Programs\Python\Python35\lib\pydoc.py", 
line 72, in <module>
from traceback import format_exception_only
ImportError: cannot import name 'format_exception_only'

我正在尝试创建一个桌面应用程序来执行一些与邮件相关的操作。 浏览了很多，但没有找到任何解决方案。 nltk 包已经安装。

Answer 1

Python 的 imaplib 不依赖于 nltk。但看起来您的目录中有一个名为 tokenize.py 的脚本，该脚本是导入的，而不是预期的依赖项：仔细查看您包含的跟踪中的路径。