fixed create_widget_content create,

CHANGELOG.txt

@@ -66,7 +66,7 @@
 0.7.0b11
  - fixed Export without mean values
  - fixed managementcommand for Data Export
- - added lock for Exports to prevent running of more then one export at a time
+ - added lock for Exports to prevent running of more than one export at a time
 
 0.7.0b12
   - fixed export

pyscada/export/export.py

@@ -181,7 +181,7 @@ def export_recordeddata_to_file(time_min=None, time_max=None, filename=None, act
     else:
         return
 
-    # less then 24
+    # less than 24
     # read everything
     bf.write_data('time', float64(out_timevalues),
                   id=0,

pyscada/hmi/signals.py

@@ -28,13 +28,15 @@ def _delete_widget_content(sender, instance, **kwargs):
         wc.delete()
 
 
-@receiver(post_save, sender=WidgetContentModel)
+@receiver(post_save)
 def _create_widget_content(sender, instance, created=False, **kwargs):
     """
     create a widget content instance when a WidgetContentModel is deleted
     """
     if not issubclass(sender, WidgetContentModel):
         return
+
     # create a WidgetContent Entry
     if created:
         instance.create_widget_content_entry()
+        return

pyscada/models.py

@@ -840,7 +840,7 @@ def update_value(self, value=None, timestamp=None):
             else:
                 if (self.timestamp - self.timestamp_old) >= 3600:
                     # store at least every hour one value
-                    # store Value if old Value is older then 1 hour
+                    # store Value if old Value is older than 1 hour
                     self.store_value = True
                     self.timestamp_old = self.timestamp
 
@@ -1018,7 +1018,7 @@ def __str__(self):
 class RecordedDataOld(models.Model):
     """
     Big Int first 42 bits are used for the unixtime in ms, unsigned because we only
-    store time values that are later then 1970, rest 21 bits are used for the
+    store time values that are later than 1970, rest 21 bits are used for the
     variable id to have a uniqe primary key
     63 bit 111111111111111111111111111111111111111111111111111111111111111
     42 bit 111111111111111111111111111111111111111111000000000000000000000
@@ -1349,7 +1349,7 @@ class Event(models.Model):
     variable_limit = models.ForeignKey(Variable, blank=True, null=True, default=None, on_delete=models.SET_NULL,
                                        related_name="variable_limit",
                                        help_text='''you can choose either an fixed limit or an variable limit that is
-                                        dependent on the current value of an variable, if you choose a value other then 
+                                        dependent on the current value of an variable, if you choose a value other than 
                                         none for variable limit the fixed limit would be ignored''')
     limit_type_choices = (
         (0, 'value is less than limit',),

pyscada/onewire/signals.py

@@ -27,4 +27,4 @@ def _reinit_daq_daemons(sender, instance, **kwargs):
     elif type(instance) is ExtendedOneWireVariable:
         post_save.send_robust(sender=Variable, instance=Variable.objects.get(pk=instance.pk))
     elif type(instance) is ExtendedOneWireDevice:
-        post_save.send_robust(sender=Device, instance=Device.objects.get(pk=instance.pk))
+        post_save.send_robust(sender=Device, instance=Device.objects.get(pk=instance.pk))