remove manual formatting

jdav_web/material/admin.py

@@ -1,7 +1,6 @@
 from django.contrib import admin
-from django import forms
 
-from .models import MaterialPart, MaterialPartForm, Ownership
+from .models import MaterialPart, Ownership
 
 
 # Register your models here.
@@ -17,7 +16,6 @@ class OwnershipInline(admin.StackedInline):
 class MaterialAdmin(admin.ModelAdmin):
     """Edit view of a MaterialPart"""
 
-    form = MaterialPartForm
     list_display = ('name', 'buy_date', 'lifetime', 'not_too_old', 'photo')
     inlines = [OwnershipInline]
 

jdav_web/material/models.py

@@ -1,9 +1,6 @@
 from datetime import datetime
 
-from decimal import Decimal
 from django.db import models
-from django.contrib.admin import widgets
-from django import forms
 from django.utils import timezone
 
 # maximum time in years of a material part until being replaced
@@ -36,19 +33,6 @@ class MaterialPart(models.Model):
     not_too_old.boolean = True
     not_too_old.short_description = 'Not too old?'
 
-class MaterialPartForm(forms.ModelForm):
-    """
-    An input form for the `MaterialPart` model.
-
-    This additional class is needed to override djangos default
-    `models.DateField` date format with a european format.
-    """
-    buy_date = forms.DateField(widget=widgets.AdminDateWidget, input_formats=('%d.%m.%Y',))
-
-    class Meta:
-        model = MaterialPart
-        exclude = []
-
 
 class Ownership(models.Model):
     """Represents the connection between a MaterialPart and a Member"""