def add_song(self):
name = input("Enter name: ")
url = input("Enter URL: ")
headers = ["Band/Artist Name"]
bands_list = self._db.get_all_bands()
artists_list = self._db.get_all_artists()
self.print_list(headers, bands_list)
self.print_attrs(["----------"], artists_list)
band_name = input("Enter name of the band/artist: ")
featured_artist = input("Enter featured artist (-1 if None): ")
if featured_artist == "-1":
featured_artist = None
album_title_id_songs = self._db.get_all_albums()
headers = ["ID", "Title", "Songs No."]
self.print_list(headers, album_title_id_songs)
album_id = input("Enter Album ID: ")
day = int(input("Enter day of release: "))
month = int(input("Enter month of release: "))
year = int(input("Enter year of release: "))
release_date = Date(year, month, day)
duration = input("Enter Song Duration: ")
lyrics = input("Enter Song lyrics: ")
print("Enter all Genres of the song: ")
songs_genres = input().split(' ')
# TODO: add list of genres to addSong
self._db.add_song(songs_genres, url, album_id, band_name,
featured_artist, name, release_date, lyrics,
duration)
def add_artist(self):
name = input("Enter name: ")
day = int(input("Enter day of birth: "))
month = int(input("Enter month of birth: "))
year = int(input("Enter year of birth: "))
date = Date(year, month, day)
artist = Artist(name, date)
self._db.add_artist(artist)
def validate_year(value):
if value > timezone.now().year or value < Date(1900, 1, 1).year:
raise ValidationError(
'%(value)s no es un año válido. NOTA: el año debe estar entre 1900 y %(actual_year)s',
params={
'value': value,
'actual_year': timezone.now().year
},
)
from sqlite3 import Date
class User:
def __init__(self, birthday):
self.__birthday = birthday
def get_age(self):
return 2018 - self.__birthday.year
if __name__ == '__main__':
user = User(Date(1990, 2, 1))
# 双下划线的私有属性，是不能直接访问的，只能通过类里面的公共的方法访问
# print(user.birthday)
# print(user._User__birthday) #可以通过这个来访问私有属性
print(user.get_age())
