diff --git a/src/Mod/Path/InitGui.py b/src/Mod/Path/InitGui.py
index 27458ac767..d1175e592a 100644
--- a/src/Mod/Path/InitGui.py
+++ b/src/Mod/Path/InitGui.py
@@ -95,9 +95,13 @@ class PathWorkbench (Workbench):
             prepcmdlist.append("Path_Shape")
             extracmdlist.extend(["Path_Area", "Path_Area_Workplane"])
 
-            threedopcmdlist.append("Path_Surface")
-            threedcmdgroup = ['Path_3dTools']
-            FreeCADGui.addCommand('Path_3dTools', PathCommandGroup(threedopcmdlist, QtCore.QT_TRANSLATE_NOOP("Path",'3D Operations')))
+            try:
+                import ocl # pylint: disable=unused-variable
+                threedopcmdlist.append("Path_Surface")
+                threedcmdgroup = ['Path_3dTools']
+                FreeCADGui.addCommand('Path_3dTools', PathCommandGroup(threedopcmdlist, QtCore.QT_TRANSLATE_NOOP("Path",'3D Operations')))
+            except ImportError:
+                FreeCAD.Console.PrintError("OpenCamLib is not working!\n")
 
         else:
             threedcmdgroup = threedopcmdlist
diff --git a/src/Mod/Path/PathScripts/PathPreferences.py b/src/Mod/Path/PathScripts/PathPreferences.py
index 145d765a83..b2c0de8d43 100644
--- a/src/Mod/Path/PathScripts/PathPreferences.py
+++ b/src/Mod/Path/PathScripts/PathPreferences.py
@@ -118,10 +118,10 @@ def defaultJobTemplate():
         return template
     return ''
 
-def setJobDefaults(filePath, jobTemplate, geometryTolerance, curveAccuracy):
-    PathLog.track("(%s='%s', %s, %s, %s)" % (DefaultFilePath, filePath, jobTemplate, geometryTolerance, curveAccuracy))
+def setJobDefaults(fileName, jobTemplate, geometryTolerance, curveAccuracy):
+    PathLog.track("(%s='%s', %s, %s, %s)" % (DefaultFilePath, fileName, jobTemplate, geometryTolerance, curveAccuracy))
     pref = preferences()
-    pref.SetString(DefaultFilePath, filePath)
+    pref.SetString(DefaultFilePath, fileName)
     pref.SetString(DefaultJobTemplate, jobTemplate)
     pref.SetFloat(GeometryTolerance, geometryTolerance)
     pref.SetFloat(LibAreaCurveAccuracy, curveAccuracy)
@@ -131,7 +131,7 @@ def postProcessorBlacklist():
     blacklist = pref.GetString(PostProcessorBlacklist, "")
     if not blacklist:
         return []
-    return eval(blacklist)
+    return eval(blacklist) # pylint: disable=eval-used
 
 def setPostProcessorDefaults(processor, args, blacklist):
     pref = preferences()
@@ -140,9 +140,9 @@ def setPostProcessorDefaults(processor, args, blacklist):
     pref.SetString(PostProcessorBlacklist, "%s" % (blacklist))
 
 
-def setOutputFileDefaults(file, policy):
+def setOutputFileDefaults(fileName, policy):
     pref = preferences()
-    pref.SetString(PostProcessorOutputFile, file)
+    pref.SetString(PostProcessorOutputFile, fileName)
     pref.SetString(PostProcessorOutputPolicy, policy)
 
 def defaultOutputFile():
@@ -164,9 +164,4 @@ def setDefaultTaskPanelLayout(style):
     preferences().SetInt(DefaultTaskPanelLayout, style)
 
 def experimentalFeaturesEnabled():
-    try:
-        import ocl
-        return preferences().GetBool(EnableExperimentalFeatures, False)
-    except ImportError:
-        FreeCAD.Console.PrintError("OpenCamLib is not working!\n")
-        return False
+    return preferences().GetBool(EnableExperimentalFeatures, False)
diff --git a/src/Mod/Path/PathScripts/PathPreferencesPathDressup.py b/src/Mod/Path/PathScripts/PathPreferencesPathDressup.py
index 9e7858b0a7..a8b52a777b 100644
--- a/src/Mod/Path/PathScripts/PathPreferencesPathDressup.py
+++ b/src/Mod/Path/PathScripts/PathPreferencesPathDressup.py
@@ -22,9 +22,6 @@
 # *                                                                         *
 # ***************************************************************************
 
-import FreeCAD
-import PathScripts.PathPreferences as PathPreferences
-
 from PySide import QtCore, QtGui
 
 # Qt translation handling
@@ -38,6 +35,7 @@ def RegisterDressup(dressup):
 
 class DressupPreferencesPage:
     def __init__(self, parent=None):
+        # pylint: disable=unused-argument
         self.form = QtGui.QToolBox()
         self.form.setWindowTitle(translate("Path_PreferencesPathDressup", 'Dressups'))
         pages = []
diff --git a/src/Mod/Path/PathScripts/PathPreferencesPathJob.py b/src/Mod/Path/PathScripts/PathPreferencesPathJob.py
index b5b1f24d7f..1c5efdf1bf 100644
--- a/src/Mod/Path/PathScripts/PathPreferencesPathJob.py
+++ b/src/Mod/Path/PathScripts/PathPreferencesPathJob.py
@@ -39,6 +39,7 @@ PathLog.setLevel(PathLog.Level.INFO, PathLog.thisModule())
 
 class JobPreferencesPage:
     def __init__(self, parent=None):
+        # pylint: disable=unused-argument
         import FreeCADGui
         self.form = FreeCADGui.PySideUic.loadUi(":preferences/PathJob.ui")
         self.form.toolBox.setCurrentIndex(0) # Take that qt designer!