hotfix emtpy field on user form

rowers/models.py

@@ -19,7 +19,7 @@ import sqlalchemy as sa
 from sqlite3 import OperationalError
 from django.utils import timezone
 import datetime
-
+from django.core.exceptions import ValidationError
 from rowers.rows import validate_file_extension
 
 from rowsandall_app.settings import (
@@ -574,24 +574,35 @@ class RowerPowerZonesForm(ModelForm):
 
     def clean(self):
         cleaned_data = super(RowerPowerZonesForm, self).clean()
+
         try:
             pw_ut2 = cleaned_data['pw_ut2']
+        except KeyError:
+            raise ValidationError("Value cannot be empty")
         except:
             pw_ut2 = int(self.data['pw_ut2'])
         try:
             pw_ut1 = cleaned_data['pw_ut1']
+        except KeyError:
+            raise ValidationError("Value cannot be empty")
         except:
             pw_ut1 = int(self.data['pw_ut1'])
         try:
             pw_at = cleaned_data['pw_at']
+        except KeyError:
+            raise ValidationError("Value cannot be empty")
         except:
             pw_at = int(self.data['pw_at'])
         try:
             pw_tr = cleaned_data['pw_tr']
+        except KeyError:
+            raise ValidationError("Value cannot be empty")
         except:
             pw_tr = int(self.data['pw_tr'])
         try:
             pw_an = cleaned_data['pw_an']
+        except KeyError:
+            raise ValidationError("Value cannot be empty")
         except:
             pw_an = int(self.data['pw_an'])
 
@@ -627,6 +638,38 @@ class RowerPowerZonesForm(ModelForm):
             cleaned_data['ut1name'] = 'AN'
 
 
+        try:
+            ut3name = cleaned_data['ut3name']
+        except:
+            ut2name = 'UT3'
+            cleaned_data['ut3name'] = 'UT3'
+        try:
+            ut2name = cleaned_data['ut2name']
+        except:
+            ut2name = 'UT2'
+            cleaned_data['ut2name'] = 'UT2'
+        try:
+            ut1name = cleaned_data['ut1name']
+        except:
+            ut1name = 'UT1'
+            cleaned_data['ut1name'] = 'UT1'
+        try:
+            atname = cleaned_data['atname']
+        except:
+            atname = 'AT'
+            cleaned_data['atname'] = 'AT'
+        try:
+            trname = cleaned_data['trname']
+        except:
+            trname = 'TR'
+            cleaned_data['ut1name'] = 'TR'
+        try:
+            anname = cleaned_data['anname']
+        except:
+            anname = 'AN'
+            cleaned_data['ut1name'] = 'AN'
+
+
         if pw_ut1 <= pw_ut2:
             e = "{ut1name} should be higher than {ut2name}".format(
                 ut1name = ut1name,