Cannot run pygubu-designer at OSX 10.9.2

[thatdeep]

Here it is - at first glance he cannot recognize UTF-8 locale. (Installed with pip on Python 2.7.5)

Running Python sys.version_info(major=2, minor=7, micro=5, releaselevel='final', serial=0) on 'darwin'
Pygubu: v. 0.9.7.6
Traceback (most recent call last):
File "/usr/local/bin/pygubu-designer", line 45, in
from pygubudesigner import main
File "/Library/Python/2.7/site-packages/pygubudesigner/main.py", line 44, in
from .uitreeeditor import WidgetsTreeEditor
File "/Library/Python/2.7/site-packages/pygubudesigner/uitreeeditor.py", line 31, in
from .widgeteditor import WidgetEditor
File "/Library/Python/2.7/site-packages/pygubudesigner/widgeteditor.py", line 28, in
from pygubudesigner.propertieseditor import PropertiesEditor
File "/Library/Python/2.7/site-packages/pygubudesigner/propertieseditor.py", line 31, in
from pygubudesigner.i18n import translator as _
File "/Library/Python/2.7/site-packages/pygubudesigner/i18n.py", line 32, in
lc, encoding = locale.getdefaultlocale()
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/locale.py", line 511, in getdefaultlocale
return _parse_localename(localename)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/locale.py", line 443, in _parse_localename
raise ValueError, 'unknown locale: %s' % localename
ValueError: unknown locale: UTF-8