Conform to pep8 and pylint :

pep8 version: 2.3.1
./ConfigTreeNode.py:130:49: E231 missing whitespace after ','
./editors/Viewer.py:643:24: E128 continuation line under-indented for visual indent
./editors/Viewer.py:670:12: E221 multiple spaces before operator
./editors/Viewer.py:671:13: E221 multiple spaces before operator
./editors/Viewer.py:2138:52: E203 whitespace before ':'
./editors/Viewer.py:2139:66: W291 trailing whitespace
./controls/VariablePanel.py:154:25: E231 missing whitespace after ','
./controls/LocationCellEditor.py:88:1: W293 blank line contains whitespace
./controls/LocationCellEditor.py:191:25: E221 multiple spaces before operator
./controls/LocationCellEditor.py:200:17: E128 continuation line under-indented for visual indent

pylint 1.8.3,
************* Module controls.LocationCellEditor
controls/LocationCellEditor.py:200: [C0330(bad-continuation), ] Wrong continued indentation (add 9 spaces).
_("Selected location is identical to previous one"))
^ |
************* Module controls.VariablePanel
controls/VariablePanel.py:154: [E1601(print-statement), VariableTable.SetValue] print statement used
************* Module editors.Viewer
editors/Viewer.py:643: [C0330(bad-continuation), ] Wrong continued indentation (add 1 space).
self.GetAddMenuCallBack(self.AddNewComment))
^|
editors/Viewer.py:598: [W0612(unused-variable), Viewer.AddDivergenceMenuItems] Unused variable 'add_branch'
editors/Viewer.py:1655: [E0602(undefined-variable), Viewer.PopupConnectionMenu] Undefined variable 'variable_type'
editors/Viewer.py:1649: [W0612(unused-variable), Viewer.PopupConnectionMenu] Unused variable 'connection_type'
************* Module connectors.PYRO.PSK_Adapter

# SOME DESCRIPTIVE TITLE.
# Copyright (C) is 21st century inquisition
# This file is distributed under the same license as the Beremiz package.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
#
#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: Beremiz 1.1\n"
"Report-Msgid-Bugs-To: \n"
"POT-Creation-Date: 2012-09-08 01:21\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
"Language: \n"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"

# e0e40f1a04d7450688029783c597a70d
#: ../../manual/install.rst:2
msgid "Beremiz installation"
msgstr ""

# 5e953bd727894d009ca24f196368efbe
#: ../../manual/install.rst:5
msgid "Windows"
msgstr ""

# 03cff4ee7cf34d00b1fb7b38fa005659
#: ../../manual/install.rst:6
msgid "Download installer, install."
msgstr ""

# 6acb8dbf0a7e49e580a933ea249db0f3
#: ../../manual/install.rst:9
msgid "Linux"
msgstr ""

# bc03e803fcdb4657a592f44f07394253
#: ../../manual/install.rst:10
msgid "Pre-requisites::"
msgstr ""

# 288ed8f1d1f54cd289b063ed32f254ff
#: ../../manual/install.rst:16
msgid "Prepare::"
msgstr ""

# 526e508b99f243d089c784221be33306
#: ../../manual/install.rst:21
msgid "Get Source Code::"
msgstr ""

# 8387822a9b0d44f0acfda034356c2895
#: ../../manual/install.rst:29
msgid "Build MatIEC compiler::"
msgstr ""

# 6e641f0bd7294cebbf9945f9b6f30f49
#: ../../manual/install.rst:35
msgid "Build CanFestival (optional)::"
msgstr ""

# 893b801ddc7e4136b0b27c409addf250
#: ../../manual/install.rst:47
msgid "Launch Beremiz::"
msgstr ""