[lnst] XmlProcessing: Fix warnings from the lxml module

[Jiří Pírko]

commit cce3f0082140e351c9aa70a148946c90e1ca2dc7
Author: Radek Pazdera <rpazdera(a)redhat.com&gt;
Date:   Wed Sep 4 11:04:19 2013 +0200

    XmlProcessing: Fix warnings from the lxml module
    
    In case you test for None using an instance associated with the lxml
    module like this
    
        if obj:
    
    the module will output "future warnings". This patch changes those
    checks to:
    
        if obj is not None:
    
    Reported-by: Ondrej Lichtner <olichtne(a)redhat.com&gt;
    Signed-off-by: Radek Pazdera <rpazdera(a)redhat.com&gt;
    Signed-off-by: Jiri Pirko <jiri(a)resnulli.us&gt;

 lnst/Common/XmlProcessing.py |   13 ++++++-------
 1 files changed, 6 insertions(+), 7 deletions(-)
---
diff --git a/lnst/Common/XmlProcessing.py b/lnst/Common/XmlProcessing.py
index f4d9105..5ea297d 100644
--- a/lnst/Common/XmlProcessing.py
+++ b/lnst/Common/XmlProcessing.py
@@ -24,16 +24,15 @@ class XmlProcessingError(Exception):
         super(XmlProcessingError, self).__init__()
         self._msg = msg
 
-        if obj and hasattr(obj, "loc"):
+        if obj is not None and hasattr(obj, "loc"):
             self.set_loc(obj.loc)
 
         loc = {}
-        if obj:
-            if hasattr(obj, "base") and obj.base != None:
-                loc["file"] = os.path.basename(obj.base)
-                if hasattr(obj, "sourceline"):
-                    loc["line"] = obj.sourceline
-                self.set_loc(loc)
+        if obj is not None and hasattr(obj, "base") and obj.base != None:
+            loc["file"] = os.path.basename(obj.base)
+            if hasattr(obj, "sourceline"):
+                loc["line"] = obj.sourceline
+            self.set_loc(loc)
 
 
     def set_loc(self, loc):