Fix various pylint and pep8 errors

Check basic code-style problems for PEP-8
pep8 version: 2.4.0
./connectors/PYRO/__init__.py:57:43: E261 at least two spaces before inline comment
./connectors/SchemeEditor.py:29:21: E128 continuation line under-indented for visual indent
./controls/IDBrowser.py:101:23: E127 continuation line over-indented for visual indent
./controls/IDBrowser.py:102:23: E127 continuation line over-indented for visual indent

Check for problems using pylint ...
No config file found, using default configuration
pylint 1.9.4,
astroid 1.6.5
Python 2.7.16rc1 (default, Feb 18 2019, 11:05:09)
[GCC 8.2.0]
Use multiple threads for pylint
Using config file /home/developer/WorkData/PLC/beremiz/beremiz/.pylint
************* Module connectors.PYRO_dialog
connectors/PYRO_dialog.py:9: [W0611(unused-import), ] Unused import wx
************* Module connectors
connectors/__init__.py:32: [W1652(deprecated-types-field), ] Accessing a deprecated fields on the types module
connectors/__init__.py:32: [C0411(wrong-import-order), ] standard import "from types import ClassType" should be placed before "from connectors.ConnectorBase import ConnectorBase"
************* Module connectors.PYRO.PSK_Adapter
connectors/PYRO/PSK_Adapter.py:7: [C0411(wrong-import-order), ] standard import "import ssl" should be placed before "import sslpsk"
************* Module connectors.SchemeEditor
connectors/SchemeEditor.py:29: [C0330(bad-continuation), ] Wrong continued indentation (add 1 space).
wx.ALIGN_CENTER_VERTICAL),
^|
connectors/SchemeEditor.py:42: [W0631(undefined-loop-variable), SchemeEditor.__init__] Using possibly undefined loop variable 'tag'
************* Module runtime.WampClient
runtime/WampClient.py:138: [W1612(unicode-builtin), WampSession.onJoin] unicode built-in referenced
runtime/WampClient.py:154: [W1612(unicode-builtin), WampSession.publishWithOwnID] unicode built-in referenced
runtime/WampClient.py:346: [W1612(unicode-builtin), PublishEvent] unicode built-in referenced
runtime/WampClient.py:351: [W1612(unicode-builtin), PublishEventWithOwnID] unicode built-in referenced
runtime/WampClient.py:31: [W0611(unused-import), ] Unused str imported from builtins as text
************* Module runtime.PLCObject
runtime/PLCObject.py:35: [W1648(bad-python3-import), ] Module moved in Python 3
runtime/PLCObject.py:35: [C0411(wrong-import-order), ] standard import "import md5" should be placed before "from six.moves import xrange"
runtime/PLCObject.py:36: [C0411(wrong-import-order), ] standard import "from tempfile import mkstemp" should be placed before "from six.moves import xrange"
runtime/PLCObject.py:37: [C0411(wrong-import-order), ] standard import "import shutil" should be placed before "from six.moves import xrange"
runtime/PLCObject.py:38: [C0411(wrong-import-order), ] standard import "from functools import wraps, partial" should be placed before "from six.moves import xrange"
************* Module runtime.Worker
runtime/Worker.py:12: [W1648(bad-python3-import), ] Module moved in Python 3
************* Module runtime.spawn_subprocess
runtime/spawn_subprocess.py:125: [C0325(superfluous-parens), ] Unnecessary parens after 'print' keyword
runtime/spawn_subprocess.py:130: [C0325(superfluous-parens), ] Unnecessary parens after 'print' keyword
runtime/spawn_subprocess.py:125: [E1601(print-statement), ] print statement used
runtime/spawn_subprocess.py:130: [E1601(print-statement), ] print statement used
************* Module controls.IDBrowser
controls/IDBrowser.py:101: [C0330(bad-continuation), ] Wrong continued indentation (remove 5 spaces).
if self.isManager
| ^
controls/IDBrowser.py:102: [C0330(bad-continuation), ] Wrong continued indentation (remove 5 spaces).
else dv.DATAVIEW_CELL_INERT),
| ^
************* Module Beremiz_service
Beremiz_service.py:34: [W0611(unused-import), ] Unused import __builtin__

     1

from __future__ import absolute_import

     2

import os

     3

from binascii import b2a_hqx

     4

try:

     5

    from runtime.spawn_subprocess import call

     6

except ImportError:

     7

    from subprocess import call

     8

     9

restart_stunnel_cmdline = ["/etc/init.d/S50stunnel", "restart"]

    10

    11

_PSKpath = None

    12

    13

    14

def PSKgen(ID, PSKpath):

    15

    16

    # b2a_hqx output len is 4/3 input len

    17

    secret = os.urandom(192)  # int(256/1.3333)

    18

    secretstring = b2a_hqx(secret)

    19

    20

    PSKstring = ID+":"+secretstring

    21

    with open(PSKpath, 'w') as f:

    22

        f.write(PSKstring)

    23

    call(restart_stunnel_cmdline)

    24

    25

    26

def ensurePSK(ID, PSKpath):

    27

    global _PSKpath

    28

    _PSKpath = PSKpath

    29

    # check if already there

    30

    if not os.path.exists(PSKpath):

    31

        # create if needed

    32

        PSKgen(ID, PSKpath)

    33

    34

    35

def getPSKID(errorlog):

    36

    if _PSKpath is not None:

    37

        if not os.path.exists(_PSKpath):

    38

            errorlog(

    39

                'Error: Pre-Shared-Key Secret in %s is missing!\n' % _PSKpath)

    40

            return None

    41

        ID, _sep, PSK = open(_PSKpath).read().partition(':')

    42

        PSK = PSK.rstrip('\n\r')

    43

        return (ID, PSK)

    44

    return None