From 9424789f6989c174f2b15ad2b1d7f010d2024f8c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ram=C3=B3n=20M=2E=20G=C3=B3mez?= <ramongomez@us.es>
Date: Tue, 30 Jun 2020 14:55:35 +0200
Subject: [PATCH] #940: Adapt code to run the Linux daemon.

---
 src/opengnsys/linux/__init__.py |  5 ++---
 src/opengnsys/linux/daemon.py   | 14 ++++++--------
 src/opengnsys/linux/log.py      | 12 +++++-------
 3 files changed, 13 insertions(+), 18 deletions(-)

diff --git a/src/opengnsys/linux/__init__.py b/src/opengnsys/linux/__init__.py
index 3a98c78..97ac9be 100644
--- a/src/opengnsys/linux/__init__.py
+++ b/src/opengnsys/linux/__init__.py
@@ -26,7 +26,6 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-'''
+"""
 @author: Adolfo Gómez, dkmaster at dkmon dot com
-'''
-from __future__ import unicode_literals
+"""
diff --git a/src/opengnsys/linux/daemon.py b/src/opengnsys/linux/daemon.py
index 3753808..a2e8960 100644
--- a/src/opengnsys/linux/daemon.py
+++ b/src/opengnsys/linux/daemon.py
@@ -25,18 +25,16 @@
 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-'''
+"""
 @author: : http://www.jejik.com/authors/sander_marechal/
 @see: : http://www.jejik.com/articles/2007/02/a_simple_unix_linux_daemon_in_python/
-'''
+"""
 
-from __future__ import unicode_literals
-import sys
-import os
-import time
 import atexit
+import os
+import sys
+import time
 from opengnsys.log import logger
-
 from signal import SIGTERM
 
 
@@ -89,7 +87,7 @@ class Daemon:
         sys.stderr.flush()
         si = open(self.stdin, 'r')
         so = open(self.stdout, 'a+')
-        se = open(self.stderr, 'a+', 0)
+        se = open(self.stderr, 'a+')
         os.dup2(si.fileno(), sys.stdin.fileno())
         os.dup2(so.fileno(), sys.stdout.fileno())
         os.dup2(se.fileno(), sys.stderr.fileno())
diff --git a/src/opengnsys/linux/log.py b/src/opengnsys/linux/log.py
index dc54e19..396a2db 100644
--- a/src/opengnsys/linux/log.py
+++ b/src/opengnsys/linux/log.py
@@ -26,18 +26,16 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-'''
+"""
 @author: Adolfo Gómez, dkmaster at dkmon dot com
-'''
-from __future__ import unicode_literals
+"""
 
 import logging
 import os
 import tempfile
-import six
 
-# Valid logging levels, from UDS Broker (uds.core.utils.log)
-OTHER, DEBUG, INFO, WARN, ERROR, FATAL = (10000 * (x + 1) for x in six.moves.xrange(6))  # @UndefinedVariable
+# Logging levels
+OTHER, DEBUG, INFO, WARN, ERROR, FATAL = (10000 * (x + 1) for x in range(6))
 
 
 class LocalLogger(object):
@@ -46,7 +44,7 @@ class LocalLogger(object):
         # service wil get c:\windows\temp, while user will get c:\users\XXX\temp
         # Try to open logger at /var/log path
         # If it fails (access denied normally), will try to open one at user's home folder, and if
-        # agaim it fails, open it at the tmpPath
+        # again it fails, open it at the tmpPath
 
         for logDir in ('/var/log', os.path.expanduser('~'), tempfile.gettempdir()):
             try: