def test_add_dup(self):
flight_date = date(2016, 10, 1)
origin = "PEK"
destination = "KUL"
airline = "airasia"
now_ts = int(time.time())
ts1 = now_ts - 1000
rec_id1 = LowestPriceHistory.update_price(flight_date, origin,
destination,
Decimal("1024.25"), airline,
ts1)
p = LowestPriceHistory.get_latest_price(flight_date, origin,
destination)
assert p.price_cny == Decimal("1024.25")
assert p.first_seen_at == p.last_seen_at == ts1
ts2 = now_ts - 500
rec_id2 = LowestPriceHistory.update_price(flight_date, origin,
destination,
Decimal("1024.25"), airline,
ts2)
assert rec_id1 == rec_id2
p2 = LowestPriceHistory.get_latest_price(flight_date, origin,
destination)
assert p2.price_cny == Decimal("1024.25")
assert p2.first_seen_at == ts1
assert p2.last_seen_at == ts2
def test_add_dup(self):
flight_date = date(2016, 10, 1)
origin = "PEK"
destination = "KUL"
airline = "airasia"
now_ts = int(time.time())
ts1 = now_ts - 1000
rec_id1 = LowestPriceHistory.update_price(
flight_date, origin, destination, Decimal("1024.25"), airline,
ts1
)
p = LowestPriceHistory.get_latest_price(
flight_date, origin, destination
)
assert p.price_cny == Decimal("1024.25")
assert p.first_seen_at == p.last_seen_at == ts1
ts2 = now_ts - 500
rec_id2 = LowestPriceHistory.update_price(
flight_date, origin, destination, Decimal("1024.25"), airline,
ts2
)
assert rec_id1 == rec_id2
p2 = LowestPriceHistory.get_latest_price(
flight_date, origin, destination
)
assert p2.price_cny == Decimal("1024.25")
assert p2.first_seen_at == ts1
assert p2.last_seen_at == ts2
def fetch_lowest_price(airline, dep_code, arr_code, departure_date,
cache_expiration):
latest_price = LowestPriceHistory.get_latest_price(
departure_date, dep_code, arr_code
)
if latest_price:
if time.time() - latest_price.last_seen_at < cache_expiration:
return latest_price.price_cny
price = get_lowest_price_from_remote(
airline, dep_code, arr_code, departure_date
)
if price is None:
return
LowestPriceHistory.update_price(
departure_date, dep_code, arr_code, price, airline
)
return price
def price_history():
r = LowestPriceHistory.list()
return jsonify({"status": "ok", "response": r})
def price_history():
r = LowestPriceHistory.list()
return jsonify({
"status": "ok",
"response": r
})