Solution

.gitignore

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+__pycache__/
+*.pyc
+*.pyo
+*.db
+*.sqlite3
+*.db3
+.env
+.idea/
+.DS_Store

cinema/models.py

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+from django.db import models
+
+class Movie(models.Model):
+    title = models.CharField(max_length=255)
+    description = models.CharField(max_length=1024)
+    duration = models.PositiveIntegerField()
+
+    def __str__(self):
+        return self.title

cinema/serializers.py

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+from rest_framework import serializers
+from .models import Movie
+
+class MovieSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Movie
+        fields = "__all__"

cinema/urls.py

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+from django.urls import path
+from . import views
+
+urlpatterns = [
+    path("movies/", views.movie_list, name="movie-list"),
+    path("movies/<int:pk>/", views.movie_detail, name="movie-detail"),
+]

cinema/views.py

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+from rest_framework.decorators import api_view
+from rest_framework.response import Response
+from rest_framework import status
+from django.shortcuts import get_object_or_404
+from .models import Movie
+from .serializers import MovieSerializer
+
+@api_view(["GET", "POST"])
+def movie_list(request):
+    if request.method == "GET":
+        movies = Movie.objects.all()
+        serializer = MovieSerializer(movies, many=True)
+        return Response(serializer.data, status=status.HTTP_200_OK)
+
+    elif request.method == "POST":
+        serializer = MovieSerializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+        serializer.save()
+        return Response(serializer.data, status=status.HTTP_201_CREATED)
+
+@api_view(["GET", "PUT", "DELETE"])
+def movie_detail(request, pk):
+    movie = get_object_or_404(Movie, pk=pk)
+
+    if request.method == "GET":
+        serializer = MovieSerializer(movie)
+        return Response(serializer.data, status=status.HTTP_200_OK)
+
+    elif request.method == "PUT":
+        serializer = MovieSerializer(movie, data=request.data)
+        serializer.is_valid(raise_exception=True)
+        serializer.save()
+        return Response(serializer.data, status=status.HTTP_200_OK)
+
+    elif request.method == "DELETE":
+        movie.delete()
+        return Response(status=status.HTTP_204_NO_CONTENT)

cinema_project/settings.py

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+"""Django settings for cinema_project project.
+
+Generated by "django-admin startproject" using Django 5.1.4.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/5.1/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/5.1/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / "subdir".
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/5.1/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = "django-insecure-3g4aa#6-y#9+d98vsme+dmmm4w2@%zss64k_=+ib0pcsqgv_fl"
+
+# SECURITY WARNING: don"t run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+    "rest_framework",
+    "cinema",
+]
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
+]
+
+ROOT_URLCONF = "cinema_project.urls"
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.debug",
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = "cinema_project.wsgi.application"
+
+
+# Database
+# https://docs.djangoproject.com/en/5.1/ref/settings/#databases
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "db.sqlite3",
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/5.1/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/5.1/topics/i18n/
+
+LANGUAGE_CODE = "en-us"
+
+TIME_ZONE = "UTC"
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/5.1/howto/static-files/
+
+STATIC_URL = "static/"
+
+# Default primary key field type
+# https://docs.djangoproject.com/en/5.1/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

cinema_project/urls.py

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+from django.contrib import admin
+from django.urls import path, include
+
+urlpatterns = [
+    path("admin/", admin.site.urls),
+    path("api/cinema/", include("cinema.urls")),
+]