我正在尝试在pycharm edu上安装dotenv包，但是一直收到错误信息，提示"AttributeError: module 'importlib._bootstrap' has no attribute 'SourceFileLoader'"
我尝试在python终端中使用命令"pip install --user dotenv"作为root用户来解决问题，但仍然收到相同的错误。
命令输出如下：
Collecting dotenv
Using cached https://files.pythonhosted.org/packages/e2/46/3754073706e31670eed18bfa8a879305b56a471db15f20523c2427b10078/dotenv-0.0.5.tar.gz
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 154, in save_modules
yield saved
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 194, in setup_context
__import__('setuptools')
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/__init__.py", line 2, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/extension.py", line 5, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/dist.py", line 7, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/command/__init__.py", line 8, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/command/install_scripts.py", line 3, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/pkg_resources.py", line 1518, in <module>
AttributeError: module 'importlib._bootstrap' has no attribute 'SourceFileLoader'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/tmp/pycharm-packaging11/dotenv/setup.py", line 23, in <module>
scripts=['scripts/dotenv']
File "/usr/lib/python3.6/distutils/core.py", line 108, in setup
_setup_distribution = dist = klass(attrs)
File "/usr/lib/python3/dist-packages/setuptools/dist.py", line 269, in __init__
self.fetch_build_eggs(attrs['setup_requires'])
File "/usr/lib/python3/dist-packages/setuptools/dist.py", line 313, in fetch_build_eggs
replace_conflicting=True,
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 826, in resolve
dist = best[req.key] = env.best_match(req, ws, installer)
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 1092, in best_match
return self.obtain(req, installer)
File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 1104, in obtain
return installer(requirement)
File "/usr/lib/python3/dist-packages/setuptools/dist.py", line 380, in fetch_build_egg
return cmd.easy_install(req)
File "/usr/lib/python3/dist-packages/setuptools/command/easy_install.py", line 663, in easy_install
return self.install_item(spec, dist.location, tmpdir, deps)
File "/usr/lib/python3/dist-packages/setuptools/command/easy_install.py", line 693, in install_item
dists = self.install_eggs(spec, download, tmpdir)
File "/usr/lib/python3/dist-packages/setuptools/command/easy_install.py", line 873, in install_eggs
return self.build_and_install(setup_script, setup_base)
File "/usr/lib/python3/dist-packages/setuptools/command/easy_install.py", line 1101, in build_and_install
self.run_setup(setup_script, setup_base, args)
File "/usr/lib/python3/dist-packages/setuptools/command/easy_install.py", line 1087, in run_setup
run_setup(setup_script, args)
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 233, in run_setup
with setup_context(setup_dir):
File "/usr/lib/python3.6/contextlib.py", line 81, in __enter__
return next(self.gen)
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 195, in setup_context
yield
File "/usr/lib/python3.6/contextlib.py", line 99, in __exit__
self.gen.throw(type, value, traceback)
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 166, in save_modules
saved_exc.resume()
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 141, in resume
six.reraise(type, exc, self._tb)
File "/usr/lib/python3/dist-packages/pkg_resources/_vendor/six.py", line 685, in reraise
raise value.with_traceback(tb)
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 154, in save_modules
yield saved
File "/usr/lib/python3/dist-packages/setuptools/sandbox.py", line 194, in setup_context
__import__('setuptools')
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/__init__.py", line 2, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/extension.py", line 5, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/dist.py", line 7, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/command/__init__.py", line 8, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/setuptools/command/install_scripts.py", line 3, in <module>
File "/tmp/easy_install-vzgpp8in/distribute-0.7.3/pkg_resources.py", line 1518, in <module>
AttributeError: module 'importlib._bootstrap' has no attribute 'SourceFileLoader'
----------------------------------------
在 /tmp/pycharm-packaging11/dotenv/ 中，命令“python setup.py egg_info”失败，错误代码为 1。
