diff -r c02818d7e29f -r 7e61baa047f0 dialogs/ForceVariableDialog.py
--- a/dialogs/ForceVariableDialog.py	Mon Aug 14 22:30:41 2017 +0300
+++ b/dialogs/ForceVariableDialog.py	Mon Aug 14 23:27:15 2017 +0300
@@ -36,6 +36,7 @@
                      "D" : ["DINT", "UDINT", "REAL", "DWORD"],
                      "L" : ["LINT", "ULINT", "LREAL", "LWORD"]}
 
+
 def gen_get_function(f):
     def get_function(v):
         try:
@@ -44,6 +45,7 @@
             return None
     return get_function
 
+
 def gen_get_string(delimiter):
     STRING_MODEL = re.compile("%(delimiter)s([^%(delimiter)s]*)%(delimiter)s$" % {"delimiter": delimiter})
     def get_string(v):
@@ -68,6 +70,7 @@
 IEC_DATETIME_MODEL = re.compile("(?:(?:DT|DATE_AND_TIME)#)?([0-9]{4})-([0-9]{2})-([0-9]{2})-([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]+)?)$")
 IEC_TIMEOFDAY_MODEL = re.compile("(?:(?:TOD|TIME_OF_DAY)#)?([0-9]{2}):([0-9]{2}):([0-9]{2}(?:\.[0-9]+)?)$")
 
+
 def gettime(v):
     result = IEC_TIME_MODEL.match(v.upper())
     if result is not None:
@@ -91,6 +94,7 @@
     else:
         return None
 
+
 def getdate(v):
     result = IEC_DATE_MODEL.match(v.upper())
     if result is not None:
@@ -104,6 +108,7 @@
     else:
         return None
 
+
 def getdatetime(v):
     result = IEC_DATETIME_MODEL.match(v.upper())
     if result is not None:
@@ -117,6 +122,7 @@
     else:
         return None
 
+
 def gettimeofday(v):
     result = IEC_TIMEOFDAY_MODEL.match(v.upper())
     if result is not None:
@@ -156,6 +162,7 @@
 #                            Force Variable Dialog
 #-------------------------------------------------------------------------------
 
+
 class ForceVariableDialog(wx.TextEntryDialog):
 
     def __init__(self, parent, iec_type, defaultValue=""):