$ pip install behave
Collecting behave
Using cached https://files.pythonhosted.org/packages/a8/6c/ec9169548b6c4cb877aaa6773408ca08ae2a282805b958dbc163cb19822d/behave-1.2.6-py2.py3-none-any.whl
Collecting six>=1.11 (from behave)
Using cached https://files.pythonhosted.org/packages/67/4b/141a581104b1f6397bfa78ac9d43d8ad29a7ca43ea90a2d863fe3056e86a/six-1.11.0-py2.py3-none-any.whl
Collecting parse>=1.8.2 (from behave)
Downloading https://files.pythonhosted.org/packages/79/e1/522401e2cb06d09497f2f56baa3b902116c97dec6f448d02b730e63b44a8/parse-1.8.4.tar.gz
Collecting parse-type>=0.4.2 (from behave)
Using cached https://files.pythonhosted.org/packages/a2/c9/e6fd8092a5a06f2519ec434ca8e9e42238384f64c9b659456d98b0593b89/parse_type-0.4.2-py2.py3-none-any.whl
Building wheels for collected packages: parse
Running setup.py bdist_wheel for parse ... done
Stored in directory: /home/travis/.cache/pip/wheels/d9/25/e7/8f6f6a0e923b019d09148f5ea711333b94fab03f585e990eee
Successfully built parse
Installing collected packages: six, parse, parse-type, behave
Found existing installation: six 1.10.0
Uninstalling six-1.10.0:
Successfully uninstalled six-1.10.0
Rolling back uninstall of six
Exception:
Traceback (most recent call last):
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2813, in _dep_map
return self.__dep_map
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2624, in __getattr__
raise AttributeError(attr)
AttributeError: _DistInfoDistribution__dep_map
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2804, in _parsed_pkg_info
return self._pkg_info
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2624, in __getattr__
raise AttributeError(attr)
AttributeError: _pkg_info
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/basecommand.py", line 215, in main
status = self.run(options, args)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/commands/install.py", line 342, in run
prefix=options.prefix_path,
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/req/req_set.py", line 784, in install
**kwargs
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/req/req_install.py", line 851, in install
self.move_wheel_files(self.source_dir, root=root, prefix=prefix)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/req/req_install.py", line 1064, in move_wheel_files
isolated=self.isolated,
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/wheel.py", line 247, in move_wheel_files
prefix=prefix,
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pip/locations.py", line 140, in distutils_scheme
d = Distribution(dist_args)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/setuptools/dist.py", line 321, in __init__
_Distribution.__init__(self, attrs)
File "/opt/python/3.4.6/lib/python3.4/distutils/dist.py", line 280, in __init__
self.finalize_options()
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/setuptools/dist.py", line 389, in finalize_options
ep.require(installer=self.fetch_build_egg)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2324, in require
items = working_set.resolve(reqs, env, installer, extras=self.extras)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 862, in resolve
new_requirements = dist.requires(req.extras)[::-1]
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2568, in requires
dm = self._dep_map
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2815, in _dep_map
self.__dep_map = self._compute_dependencies()
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2824, in _compute_dependencies
for req in self._parsed_pkg_info.get_all('Requires-Dist') or []:
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 2806, in _parsed_pkg_info
metadata = self.get_metadata(self.PKG_INFO)
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 1468, in get_metadata
value = self._get(self._fn(self.egg_info, name))
File "/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/pkg_resources/__init__.py", line 1577, in _get
with open(path, 'rb') as stream:
FileNotFoundError: [Errno 2] No such file or directory: '/home/travis/virtualenv/python3.4.6/lib/python3.4/site-packages/six-1.10.0.dist-info/METADATA'