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Created April 21, 2020 04:32
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class Art:
def __init__(self, artist, title, medium, year, owner):
self.artist = artist
self.title = title
self.medium = medium
self.year = year
self.owner = owner
def __repr__(self):
return '%s. "%s". %s, %s. %s, %s.' % (self.artist, self.title, self.year, self.medium, self.owner.name, self.owner.location)
class Marketplace:
def __init__(self):
self.listings = []
def add_listing(self, new_listing):
self.listings.append(new_listing)
def remove_listing(self, expired_listing):
self.listings.remove(expired_listing)
def show_listings(self):
for x in self.listings:
print(x)
class Client:
def __init__(self, name, location, is_museum):
self.name = name
self.is_museum = is_museum
if is_museum:
self.location = location
else:
self.location = "Private Collection"
def sell_artwork(self, artwork, price):
if artwork.owner == self:
new_listing = Listing(artwork, price, self)
veneer.add_listing(new_listing)
def buy_artwork(self, artwork):
if artwork.owner != self:
art_listing = None
for listing in veneer.listings:
if listing.art == artwork:
art_listing = listing
break
if art_listing != None:
art_listing.owner.art = self
veneer.remove_listing(art_listing)
class Listing:
def __init__(self, art, price, seller):
self.art = art
self.price = price
self.seller = seller
def __repr__(self):
return '%s for %s.' % (self.art.title, self.price)
veneer = Marketplace()
veneer.show_listings()
edytta = Client("Edytta Halpirt", None, False)
moma = Client("The MOMA", "New York", True)
girl_with_mandolin = Art("Picasso, Pablo", "Girl with a Mandolin (Fanny Tellier)", "Oil on Canvas", 1910, edytta)
edytta.sell_artwork(girl_with_mandolin, "$6M (USD)")
veneer.show_listings()
moma.buy_artwork(girl_with_mandolin)
print(girl_with_mandolin)
veneer.show_listings()
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