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- In admin.py:
- class BookInline(admin.TabularInline):
- fields = ['book1', 'book2']
- model=Book_Book
- extra = 1
- class BookAdmin(admin.ModelAdmin):
- inlines = [BookInline]
- In models.py:
- class Book(models.Model):
- title = models.CharField(max_length=64, primary_key=True)
- class Book_Book(models.Model):
- book1 = models.ForeignKey(Book, related_name="cites")
- book2 = models.ForeignKey(Book, related_name="cited_by")
- The Error:
- Exception at /admin/
- <class 'bomapp.models.Book_Book'> has more than 1 ForeignKey to <class 'bomapp.models.Book'>
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