Steps to reproduce: On a fresh install of Ubuntu 16.01 LTS, run:
sudo apt-get install pip sudo -H pip install pip==6.1.1 Receive the following error message: ``` Exception: Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 209, in main status = self.run(options, args) File "/usr/lib/python2.7/dist-packages/pip/commands/install.py", line 328, in run wb.build(autobuilding=True) File "/usr/lib/python2.7/dist-packages/pip/wheel.py", line 748, in build self.requirement_set.prepare_files(self.finder) File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 360, in prepare_files ignore_dependencies=self.ignore_dependencies)) File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 448, in _prepare_file req_to_install, finder) File "/usr/lib/python2.7/dist-packages/pip/req/req_set.py", line 387, in _check_skip_installed req_to_install.check_if_exists() File "/usr/lib/python2.7/dist-packages/pip/req/req_install.py", line 1011, in check_if_exists self.req.project_name AttributeError: 'Requirement' object has no attribute 'project_name' ``` ** Also affects: python-pip (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1586381 Title: Pip states report "AttributeError: 'Requirement' object has no attribute 'project_name'" since python-pip (8.1.1-2ubuntu0.1) To manage notifications about this bug go to: https://bugs.launchpad.net/hundredpapercuts/+bug/1586381/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs