pycharm - how to fix ImportError: cannot import name 'format_exception_only' in python

Question

I am using pycharm community version for python 3.6.1 as I'm beginner when i try to run simple tokenize program -

import nltk
from nltk.tokenize import word_tokenize
word_tokenize(" hellow world im nltk")

I get the following error -

C:UsersAmnaaAppDataLocalProgramsPythonPython36-32python.exe E:/test/token.py
Traceback (most recent call last):
  File "E:/test/token.py", line 1, in <module>
    import nltk
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsite-packages
ltk\__init__.py", line 89, in <module>
    from nltk.internals import config_java
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsite-packages
ltkinternals.py", line 11, in <module>
    import subprocess
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsubprocess.py", line 126, in <module>
    import threading
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32lib	hreading.py", line 7, in <module>
    from traceback import format_exc as _format_exc
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32lib	raceback.py", line 5, in <module>
    import linecache
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32liblinecache.py", line 11, in <module>
    import tokenize
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32lib	okenize.py", line 35, in <module>
    from token import *
  File "E:	est	oken.py", line 2, in <module>
    from nltk.tokenize import word_tokenize
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsite-packages
ltk	okenize\__init__.py", line 64, in <module>
    from nltk.tokenize.mwe      import MWETokenizer
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsite-packages
ltk	okenizemwe.py", line 31, in <module>
    from nltk.util import Trie
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libsite-packages
ltkutil.py", line 13, in <module>
    import pydoc
  File "C:UsersAmnaaAppDataLocalProgramsPythonPython36-32libpydoc.py", line 72, in <module>
    from traceback import format_exception_only
ImportError: cannot import name 'format_exception_only'

Process finished with exit code 1

Answer 1

File "E: est oken.py", line 2, in from nltk.tokenize import word_tokenize

There happen to be another script with the same name Python is looking for. Python got confused about the script from package and your own script because it start searching from the folder where you are. So just change your own script to another name.