在 Ubuntu18 上打开 Spyder3 时缺少依赖项导致密钥环错误？

我对编程之类的东西相当陌生。我正在尝试使用 Spyder3，但不断收到此错误（如下）。我使用的是Geforce 1080ti，Ubuntu 18.04.01，python3.3.6，python2没有安装。我尝试了 $ pip3 install keyring，现在已安装但仍然收到错误。

$ spyder3
Error initializing plugin EntryPoint('Windows (alt)', 'keyrings.alt.Windows', None, Distribution('keyrings.alt', '3.0')).
Traceback (most recent call last):
  File "/home/usr/.local/lib/python3.6/site-packages/keyring/backend.py", line 163, in _load_plugins
    init_func = ep.load()
  File "/home/usr/.local/lib/python3.6/site-packages/entrypoints.py", line 77, in load
    mod = import_module(self.module_name)
  File "/usr/lib/python3.6/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 994, in _gcd_import
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/lib/python3/dist-packages/keyrings/alt/Windows.py", line 9, in <module>
    from . import file_base
  File "/usr/lib/python3/dist-packages/keyrings/alt/file_base.py", line 13, in <module>
    from keyring.util.escape import escape as escape_for_ini
ModuleNotFoundError: No module named 'keyring.util.escape'
Error initializing plugin EntryPoint('file', 'keyrings.alt.file', None, Distribution('keyrings.alt', '3.0')).
Traceback (most recent call last):
  File "/home/usr/.local/lib/python3.6/site-packages/keyring/backend.py", line 163, in _load_plugins
    init_func = ep.load()
  File "/home/usr/.local/lib/python3.6/site-packages/entrypoints.py", line 77, in load
    mod = import_module(self.module_name)
  File "/usr/lib/python3.6/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 994, in _gcd_import
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/lib/python3/dist-packages/keyrings/alt/file.py", line 11, in <module>
    from keyring.util.escape import escape as escape_for_ini
ModuleNotFoundError: No module named 'keyring.util.escape'
Error initializing plugin EntryPoint('pyfs', 'keyrings.alt.pyfs', None, Distribution('keyrings.alt', '3.0')).
Traceback (most recent call last):
  File "/home/usr/.local/lib/python3.6/site-packages/keyring/backend.py", line 163, in _load_plugins
    init_func = ep.load()
  File "/home/usr/.local/lib/python3.6/site-packages/entrypoints.py", line 77, in load
    mod = import_module(self.module_name)
  File "/usr/lib/python3.6/importlib/__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 994, in _gcd_import
  File "<frozen importlib._bootstrap>", line 971, in _find_and_load
  File "<frozen importlib._bootstrap>", line 955, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/usr/lib/python3/dist-packages/keyrings/alt/pyfs.py", line 8, in <module>
    from keyring.util.escape import escape as escape_for_ini
ModuleNotFoundError: No module named 'keyring.util.escape'

修复它：

pip3 install --upgrade keyrings.alt