project-id generation works in principle

input/forms.py

@@ -10,8 +10,8 @@ class ProjectForm(ModelForm):
 
     class Meta:
         model = Project
-        fields = '__all__'
-        # exclude = ('pid',)
+        # fields = '__all__'
+        exclude = ('pid',)
 
 class VolunteerForm(ModelForm):
 

input/migrations/0009_project_pid.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1.1 on 2020-10-07 07:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('input', '0008_ifg'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='project',
+            name='pid',
+            field=models.IntegerField(null=True),
+        ),
+    ]

input/migrations/0010_auto_20201007_0732.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1.1 on 2020-10-07 07:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('input', '0009_project_pid'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='project',
+            name='pid',
+            field=models.IntegerField(blank=True, null=True),
+        ),
+    ]

input/migrations/0011_auto_20201007_0743.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.1.1 on 2020-10-07 07:43
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('input', '0010_auto_20201007_0732'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='project',
+            name='start',
+            field=models.DateField(verbose_name='start date'),
+        ),
+    ]

input/models.py

@@ -11,10 +11,10 @@ class Volunteer(models.Model):
 
 class Project(Volunteer):
     name = models.CharField(max_length=200)
-    start = models.DateTimeField('start date')
+    start = models.DateField('start date')
     # contact = models.ForeignKey(Volonteer, on_delete = models.CASCADE, null = True)
 
-    pid = models.IntegerField(null=True) # automaticly generated
+    pid = models.IntegerField(null=True, blank=True) # automaticly generated
     # @property
     # def pid(self):
     #     pid = "hurzel " + self.get_pk
@@ -22,6 +22,7 @@ class Project(Volunteer):
     #     return pid
 
     def save(self,*args,**kwargs):
+         super().save(*args,*kwargs)
          self.pid = 10000 + self.pk
          super().save(*args,*kwargs)