Compatibility with Python 3.4

This change allows compilation under python 3.4. In addition:
 - spec file added for pyinstaller with required hidden imports
 - changed default pathes for compiled exe file
 - added requirements for ppms under windows compilation

Change-Id: I63d805a984d6a2c045df527303f46c8440994aad
Reviewed-on: https://forge.frm2.tum.de/review/c/sine2020/secop/playground/+/22170
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>
Reviewed-by: Petr Cermak <cermak@mag.mff.cuni.cz>
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Tested-by: Petr Cermak <cermak@mag.mff.cuni.cz>

secop/__init__.py

@@ -30,11 +30,3 @@ from secop.params import Parameter, Command, Override
 from secop.metaclass import Done
 from secop.iohandler import IOHandler, IOHandlerBase
 from secop.stringio import StringIO, HasIodev
-
-
-try:
-    import sip
-    sip.setapi('QString', 2)
-    sip.setapi('QVariant', 2)
-except ImportError:
-    pass

secop/lib/__init__.py

@@ -42,12 +42,21 @@ CONFIG = {
     'logdir': os.path.join(repodir, 'log'),
     'confdir': os.path.join(repodir, 'cfg'),
     'basedir': repodir,
-} if os.path.exists(os.path.join(repodir, '.git')) else {
-    'piddir': '/var/run/secop',
-    'logdir': '/var/log',
-    'confdir': '/etc/secop',
-    'basedir': repodir,
 }
+if path.splitext(sys.executable)[1] == ".exe":
+    CONFIG = {
+        'piddir': './',
+        'logdir': './log',
+        'confdir': './',
+        'basedir': path.dirname(sys.executable),
+    }
+elif not os.path.exists(os.path.join(repodir, '.git')):
+    CONFIG =  {
+        'piddir': '/var/run/secop',
+        'logdir': '/var/log',
+        'confdir': '/etc/secop',
+        'basedir': repodir,
+    }
 
 
 unset_value = object()

secop/params.py

@@ -162,7 +162,9 @@ class Parameter(Accessible):
 
     def getProperties(self):
         """get also properties of datatype"""
-        return {**super().getProperties(), **self.datatype.getProperties()}
+        superProp = super().getProperties().copy()
+        superProp.update(self.datatype.getProperties())
+        return superProp
 
     def setProperty(self, key, value):
         """set also properties of datatype"""