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Question

i keep getting an error message. What am i doing wrong?

songs/models.py

from django.db import models

class Song(models.Model):
    title = models.CharField(max_length=255)
    artist = models.CharField(max_length=255)
    length = models.IntegerField(default=0)
    performer = models.ForeignKey("Performer")

    def __str__(self):
        return '{} by {}'.format(self.title, self.artist)


class Performer(models.Model):
    name = models.CharField(max_length=255)

    def __str__(self):
        return self.name

songs/views.py

from django.shortcuts import get_object_or_404, render
from .models import Song, Performer

def song_list(request):
    songs = Songs.objects.all()

def song_detail(request, pk):
    song = get_objects_or_404(Song, pk=pk)

def performer_detail(request,pk):
    performer = get_object_or_404(Performer,pk=pk)
    songs = Song.objects.filter(performer=performer)
    return render(request, 'songs/performer_detail.html', {'performer': performer, 'songs': songs})

songs/templates/songs/performer_detail.html

{{% extends 'base.html' %}

{% block title %}{{ performer }}{% endblock %}

{% block content %}
<h2>{{ performer }}</h2>
{% for song in performer.song_set.all %}
    {{ song.title }} by {{ song.artist }}
{% endfor %}
{% endblock %}

Answer 1 · 2020-07-31T00:29:32Z

July 31, 2020 12:29am

Can you add a comment to include the specific error you are seeing? Please include any stacktrace dump information you may have.

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Emily Strobl

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Chris Freeman

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