title: CentOS 7.4 audit2allow return plural forms expression could be dangerous
body: <p>Returning to the same issue.
  I am receiving some error in python when adding semanage rules:</p>
  
  <pre><code># semanage port -a -t http_port_t -p tcp 29200
  Traceback (most recent call last):
    File "/sbin/semanage", line 32, in &lt;module&gt;
      import seobject
    File "/usr/lib64/python2.7/site-packages/seobject/__init__.py", line 36, in &lt;module&gt;
      import sepolicy
    File "/usr/lib64/python2.7/site-packages/sepolicy/__init__.py", line 21, in &lt;module&gt;
      codeset='utf-8')
    File "/usr/lib64/python2.7/gettext.py", line 495, in install
      t = translation(domain, localedir, fallback=True, codeset=codeset)
    File "/usr/lib64/python2.7/gettext.py", line 480, in translation
      t = _translations.setdefault(key, class_(fp))
    File "/usr/lib64/python2.7/gettext.py", line 180, in __init__
      self._parse(fp)
    File "/usr/lib64/python2.7/gettext.py", line 317, in _parse
      self.plural = c2py(plural)
    File "/usr/lib64/python2.7/gettext.py", line 93, in c2py
      raise ValueError, 'plural forms expression could be dangerous'
  ValueError: plural forms expression could be dangerous
  </code></pre>
  
  <p>After some readings I have found some topics, that stats, that adding swap would help. I have added 700MB,nope, no help, then added 4GiB, but still, no help.
  I see nothing special in /var/log/messages or dmesg...</p>
  
  <pre><code># free -t -m
                total        used        free      shared  buff/cache   available
  Mem:          23948         250       23343          16         355       23355
  Swap:          4095           0        4095
  Total:        28044         250       27439
  # lsb_release -a
  LSB Version:    :core-4.1-amd64:core-4.1-noarch
  Distributor ID: CentOS
  Description:    CentOS Linux release 7.4.1708 (Core) 
  Release:        7.4.1708
  Codename:       Core
  # uname -a
  Linux hostname 3.10.0-693.17.1.el7.x86_64 #1 SMP Thu Jan 25 20:13:58 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
  # yum check-update
  Įkelti įskiepiai: fastestmirror
  Loading mirror speeds from cached hostfile
   * base: mirror.vpsnet.com
   * epel: mirror.vpsnet.com
   * extras: mirror.vpsnet.com
   * updates: mirror.vpsnet.com
  #
  </code></pre>
  
  <p>Also I try to check audit2why or audit2allow but I get error:</p>
  
  <pre><code>cat /var/log/audit/audit.log | audit2why 
  plural forms expression could be dangerous
  </code></pre>
  
  <p>Locale:</p>
  
  <pre><code># locale
  LANG=lt_LT.UTF-8
  LC_CTYPE="lt_LT.UTF-8"
  LC_NUMERIC="lt_LT.UTF-8"
  LC_TIME="lt_LT.UTF-8"
  LC_COLLATE="lt_LT.UTF-8"
  LC_MONETARY="lt_LT.UTF-8"
  LC_MESSAGES="lt_LT.UTF-8"
  LC_PAPER="lt_LT.UTF-8"
  LC_NAME="lt_LT.UTF-8"
  LC_ADDRESS="lt_LT.UTF-8"
  LC_TELEPHONE="lt_LT.UTF-8"
  LC_MEASUREMENT="lt_LT.UTF-8"
  LC_IDENTIFICATION="lt_LT.UTF-8"
  LC_ALL=
  </code></pre>
  
  <p>what else could be useful?
  I know I have missed something, but what?</p>