Adicionar o arquivo string.py ao diretório python3.5 resolveu meu problema. De alguma forma, estava faltando lá.
A ferramenta Unity Tweak não está sendo lançada no Dash. Minha versão do Ubuntu é 16.04. Se eu tentar executar a partir do terminal, recebo este erro:
Traceback (most recent call last):
File "/usr/bin/unity-tweak-tool", line 33, in <module>
import UnityTweakTool
File "/usr/lib/python3/dist-packages/UnityTweakTool/__init__.py", line 38, in <module>
import logging
File "/usr/lib/python3.5/logging/__init__.py", line 28, in <module>
from string import Template
ImportError: No module named 'string'
Error in sys.excepthook:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/apport_python_hook.py", line 63, in apport_excepthook
from apport.fileutils import likely_packaged, get_recent_crashes
File "/usr/lib/python3/dist-packages/apport/__init__.py", line 5, in <module>
from apport.report import Report
File "/usr/lib/python3/dist-packages/apport/report.py", line 21, in <module>
from urllib.request import urlopen
File "/usr/lib/python3.5/urllib/request.py", line 88, in <module>
import http.client
File "/usr/lib/python3.5/http/client.py", line 71, in <module>
import email.parser
File "/usr/lib/python3.5/email/parser.py", line 12, in <module>
from email.feedparser import FeedParser, BytesFeedParser
File "/usr/lib/python3.5/email/feedparser.py", line 27, in <module>
from email import message
File "/usr/lib/python3.5/email/message.py", line 16, in <module>
from email import utils
File "/usr/lib/python3.5/email/utils.py", line 40, in <module>
from email.charset import Charset
File "/usr/lib/python3.5/email/charset.py", line 15, in <module>
import email.quoprimime
File "/usr/lib/python3.5/email/quoprimime.py", line 44, in <module>
from string import ascii_letters, digits, hexdigits
ImportError: No module named 'string'
Original exception was:
Traceback (most recent call last):
File "/usr/bin/unity-tweak-tool", line 33, in <module>
import UnityTweakTool
File "/usr/lib/python3/dist-packages/UnityTweakTool/__init__.py", line 38, in <module>
import logging
File "/usr/lib/python3.5/logging/__init__.py", line 28, in <module>
from string import Template
ImportError: No module named 'string'
Adicionar o arquivo string.py ao diretório python3.5 resolveu meu problema. De alguma forma, estava faltando lá.