def load_movies(data_path, repo):
filename = os.path.join(data_path, "movies.csv")
with open(filename, mode='r', encoding='utf-8-sig') as csvfile:
movie_file_reader = csv.DictReader(csvfile)
for row in movie_file_reader:
media_id = row["Id"]
title = row['Title']
release_year = int(row['Year'])
description = row["Description"]
runtime_minutes = row["Runtime (Minutes)"]
director = Director(row["Director"])
genres = set([Genre(x) for x in row["Genre"].split(',')])
actors = set([Actor(x) for x in row["Actors"].split(',')])
movie = Movie(title, release_year)
movie.description = description
movie.runtime_minutes = runtime_minutes
movie.director = director
movie.media_id = media_id
for genre in genres:
movie.add_genre(genre)
for actor in actors:
movie.add_actor(actor)
repo.add_media(movie)
def test_init(self):
movie = Movie("Moana", 2016, 7)
print(movie)
director = Director("Ron Clements")
movie.director = director
print(movie.director)
actors = [Actor("Auli'i Cravalho"), Actor("Dwayne Johnson"), Actor("Rachel House"), Actor("Temuera Morrison")]
for actor in actors:
movie.add_actor(actor)
assert movie.actors == [Actor("Auli'i Cravalho"), Actor("Dwayne Johnson"), Actor("Rachel House"),
Actor("Temuera Morrison")]
assert len(movie.actors) == 4
movie.runtime_minutes = 107
print("Movie runtime: {} minutes".format(movie.runtime_minutes))
def read_csv_file(self):
with open(self.__file_name, mode='r', encoding='utf-8-sig') as csvfile:
movie_file_reader = csv.DictReader(csvfile)
index = 0
for row in movie_file_reader:
title = row['Title']
release_year = int(row['Year'])
actors = row['Actors'].split(",")
genres = row['Genre'].split(",")
director = Director(row['Director'])
rating = row['Rating']
votes = row['Votes']
revenue = row['Revenue (Millions)']
metascore = row['Metascore']
movie = Movie(title, release_year, index + 1)
movie.director = director
# extension attribute application
movie.external_rating = rating
movie.rating_votes = votes
movie.revenue = revenue
movie.metascores = metascore
# adding the actors, genres, director and the movie to the corresponding datasets
for i in range(len(actors)):
actor = Actor(actors[i])
movie.add_actor(actor)
if actor not in self.__dataset_of_actors:
# adding only unique actors to the dataset
self.__dataset_of_actors.add(actor)
for i in range(len(genres)):
genre = Genre(genres[i])
movie.add_genre(genre)
if genre not in self.__dataset_of_genres:
# adding only unique genres to the dataset
self.__dataset_of_genres.add(genre)
if movie.director not in self.__dataset_of_directors:
# adding only unique directors to the dataset
self.__dataset_of_directors.add(movie.director)
self.__dataset_of_movies.append(movie)
index += 1
def test_repository_does_not_retrieve_a_non_existent_actor():
mem_repo = MemoryRepository()
up_movie = Movie("Up", 2009, 1)
the_avengers_movie = Movie("The Avengers", 2012, 2)
dolittle_movie = Movie("Dolittle", 2019, 3)
up_movie.add_actor(Actor("Ed Asner"))
the_avengers_movie.add_actor(Actor("Robert Downey, Jr."))
dolittle_movie.add_actor(Actor("Robert Downey, Jr."))
mem_repo.add_movie(up_movie)
mem_repo.add_movie(the_avengers_movie)
mem_repo.add_movie(dolittle_movie)
movies_by_actor = mem_repo.get_movies_by_actor(Actor("Jim Carrey"))
assert len(movies_by_actor) == 0
assert movies_by_actor == []
def test_repository_can_get_movies_by_actor():
mem_repo = MemoryRepository()
up_movie = Movie("Up", 2009, 1)
the_avengers_movie = Movie("The Avengers", 2012, 2)
dolittle_movie = Movie("Dolittle", 2019, 3)
up_movie.add_actor(Actor("Ed Asner"))
the_avengers_movie.add_actor(Actor("Robert Downey, Jr."))
dolittle_movie.add_actor(Actor("Robert Downey, Jr."))
mem_repo.add_movie(up_movie)
mem_repo.add_movie(the_avengers_movie)
mem_repo.add_movie(dolittle_movie)
movies_by_actor = mem_repo.get_movies_by_actor(Actor("Robert Downey, Jr."))
assert len(movies_by_actor) == 2
assert movies_by_actor == [dolittle_movie, the_avengers_movie]
def test_actors():
movie1 = Movie("Moana", 2000)
actors = [Actor("Auli'i Cravalho"), Actor("Dwayne Johnson")]
assert movie1.actors == set()
movie1.add_actor(actors[0])
assert movie1.actors == set([Actor("Auli'i Cravalho")])
movie1.add_actor(actors[1])
assert movie1.actors == set([Actor("Auli'i Cravalho"), Actor("Dwayne Johnson")])
movie1.add_actor(actors[1])
assert movie1.actors == set([Actor("Auli'i Cravalho"), Actor("Dwayne Johnson")])
movie1.remove_actor(actors[1])
assert movie1.actors == set([Actor("Auli'i Cravalho")])
movie1.remove_actor(actors[1])
assert movie1.actors == set([Actor("Auli'i Cravalho")])
movie1.remove_actor(actors[0])
assert movie1.actors == set()
movie1.remove_actor(actors[0])
assert movie1.actors == set()
def test_add_actor(self):
movie = Movie("Moana", 2016, 1)
movie.add_actor(Actor("Dwayne Johnson"))
assert len(movie.actors) == 1
assert movie.actors == [Actor("Dwayne Johnson")]
