参考文档https://jingyan.baidu.com/article/4e5b3e190f55c591901e24b3.html

 

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admin.py

django admin显示多对多字段ManyToManyField Python 第1张 
from .models import *
class BookAdmin(admin.ModelAdmin):
    list_display = ["title","作者"]
    def 作者(self, obj):
             return [bt.name for bt in obj.authors.all()]
    filter_horizontal = ('authors',)  

admin.site.register(Book,BookAdmin)
django admin显示多对多字段ManyToManyField Python 第2张

 

models.py

django admin显示多对多字段ManyToManyField Python 第3张 
class Book(models.Model):
    title = models.CharField(max_length=32)
    authors = models.ManyToManyField("Author")
    def __str__(self):
        return self.title
class Author(models.Model):
    name = models.CharField(max_length=32)

    def __str__(self):
        return self.name
django admin显示多对多字段ManyToManyField Python 第4张

 django admin显示多对多字段ManyToManyField Python 第5张

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