Public bug reported: I upgraded python-matplotlib and then received this error.
root@ecampbell300:/# python Python 2.7.5+ (default, Sep 19 2013, 13:48:49) [GCC 4.8.1] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> import matplotlib Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/usr/lib/pymodules/python2.7/matplotlib/__init__.py", line 129, in <module> "matplotlib requires pyparsing >= 1.5.6") ImportError: matplotlib requires pyparsing >= 1.5.6 Upgrading python-pyparsing fixed it. ** Affects: matplotlib (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/1347927 Title: python-pyparsing version dependency missing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/matplotlib/+bug/1347927/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs