diff --git a/client-cli/pvc.py b/client-cli/pvc.py
index c5ba85a1..125f541e 100755
--- a/client-cli/pvc.py
+++ b/client-cli/pvc.py
@@ -710,11 +710,11 @@ def vm_modify(domain, cfgfile, editor, restart):
         click.echo('')
         diff = list(difflib.unified_diff(current_vm_cfgfile.split('\n'), new_vm_cfgfile.split('\n'), fromfile='current', tofile='modified', fromfiledate='', tofiledate='', n=3, lineterm=''))
         for line in diff:
-            if re.match('^\+', line) != None:
+            if re.match('^\+', line) is not None:
                 click.echo(colorama.Fore.GREEN + line + colorama.Fore.RESET)
-            elif re.match('^\-', line) != None:
+            elif re.match('^\-', line) is not None:
                 click.echo(colorama.Fore.RED + line + colorama.Fore.RESET)
-            elif re.match('^[^]', line) != None:
+            elif re.match('^[^]', line) is not None:
                 click.echo(colorama.Fore.BLUE + line + colorama.Fore.RESET)
             else:
                 click.echo(line)
@@ -2917,11 +2917,11 @@ def provisioner_userdata_modify(name, filename, editor):
         click.echo('')
         diff = list(difflib.unified_diff(current_userdata.split('\n'), new_userdata.split('\n'), fromfile='current', tofile='modified', fromfiledate='', tofiledate='', n=3, lineterm=''))
         for line in diff:
-            if re.match('^\+', line) != None:
+            if re.match('^\+', line) is not None:
                 click.echo(colorama.Fore.GREEN + line + colorama.Fore.RESET)
-            elif re.match('^\-', line) != None:
+            elif re.match('^\-', line) is not None:
                 click.echo(colorama.Fore.RED + line + colorama.Fore.RESET)
-            elif re.match('^[^]', line) != None:
+            elif re.match('^[^]', line) is not None:
                 click.echo(colorama.Fore.BLUE + line + colorama.Fore.RESET)
             else:
                 click.echo(line)
@@ -3096,11 +3096,11 @@ def provisioner_script_modify(name, filename, editor):
         click.echo('')
         diff = list(difflib.unified_diff(current_script.split('\n'), new_script.split('\n'), fromfile='current', tofile='modified', fromfiledate='', tofiledate='', n=3, lineterm=''))
         for line in diff:
-            if re.match('^\+', line) != None:
+            if re.match('^\+', line) is not None:
                 click.echo(colorama.Fore.GREEN + line + colorama.Fore.RESET)
-            elif re.match('^\-', line) != None:
+            elif re.match('^\-', line) is not None:
                 click.echo(colorama.Fore.RED + line + colorama.Fore.RESET)
-            elif re.match('^[^]', line) != None:
+            elif re.match('^[^]', line) is not None:
                 click.echo(colorama.Fore.BLUE + line + colorama.Fore.RESET)
             else:
                 click.echo(line)
diff --git a/node-daemon/pvcnoded/Daemon.py b/node-daemon/pvcnoded/Daemon.py
index e9905f64..036d131e 100644
--- a/node-daemon/pvcnoded/Daemon.py
+++ b/node-daemon/pvcnoded/Daemon.py
@@ -1337,7 +1337,7 @@ def collect_vm_stats(queue):
             memprov += instance.getmemory()
             vcpualloc += instance.getvcpus()
             if instance.getstate() == 'start' and instance.getnode() == this_node.name:
-                if instance.getdom() != None:
+                if instance.getdom() is not None:
                     try:
                         if instance.getdom().state()[0] != libvirt.VIR_DOMAIN_RUNNING:
                             raise
diff --git a/node-daemon/pvcnoded/VMInstance.py b/node-daemon/pvcnoded/VMInstance.py
index 18af77a6..d46aa297 100644
--- a/node-daemon/pvcnoded/VMInstance.py
+++ b/node-daemon/pvcnoded/VMInstance.py
@@ -638,7 +638,7 @@ class VMInstance(object):
 
         # Check the current state of the VM
         try:
-            if self.dom != None:
+            if self.dom is not None:
                 running, reason = self.dom.state()
             else:
                 raise
@@ -766,7 +766,7 @@ class VMInstance(object):
         # After everything
         finally:
             # Close the libvirt connection
-            if lv_conn != None:
+            if lv_conn is not None:
                 lv_conn.close()
 
         # Return the dom object (or None)