Bug corrected and importance level added

backend/migrations/0002_auto_20180909_1455.py

+# Generated by Django 2.0.3 on 2018-09-09 12:55
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('backend', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='campus',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='countrydri',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='countryscholarship',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='universitydri',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='universityinfo',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='universityscholarship',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+        migrations.AddField(
+            model_name='universitysemestersdates',
+            name='importance_level',
+            field=models.CharField(choices=[('-', 'normal'), ('+', 'important'), ('++', 'IMPORTANT')], default='-', max_length=2),
+        ),
+    ]

backend/models/module/basicModule.py

@@ -4,11 +4,22 @@ from backend.models.tools import JSONField
 from backend.models.tag.tagged_item_validation import validate_content_against_config
 from backend.models.tag.tags_config import USEFULL_LINKS_CONFIG
 
+IMPORTANCE_LEVEL = (
+    ('-', 'normal'),
+    ('+', 'important'),
+    ('++', 'IMPORTANT')
+)
+
 
 class BasicModule(MyModelVersionned):
 
     comment = models.TextField(blank=True)
     usefull_links = JSONField(default=list)
+    importance_level = models.CharField(
+        max_length=2,
+        choices=IMPORTANCE_LEVEL,
+        default='-',
+    )
 
     class Meta:
         abstract = True

backend/models/module/scholarship.py

@@ -28,6 +28,7 @@ class Scholarship(BasicModule):
 class ScholarshipSerializer(BasicModuleSerializer):
 
     def my_validate(self, attrs):
+        attrs = super(ScholarshipSerializer, self).my_validate(attrs)
         if attrs['amount_max'] < attrs['amount_min']:
             raise serializers.ValidationError(
                 "Amount_max should be greater or equal than amount_min")

backend/models/university/universitySemestersDates.py

@@ -29,6 +29,8 @@ class UniversitySemestersDates(BasicModule):
 class UniversitySemestersDatesSerializer(BasicModuleSerializer):
 
     def my_validate(self, attrs):
+        attrs = super(UniversitySemestersDatesSerializer, self).my_validate(attrs)
+
         s_b, s_e = attrs['spring_begin'], attrs['spring_end']
         a_b, a_e = attrs['autumn_begin'], attrs['autumn_end']