def parse_lowest_price(html_data):
htmlparser = html5lib.HTMLParser(
tree=html5lib.treebuilders.getTreeBuilder("lxml"),
namespaceHTMLElements=False
)
page = htmlparser.parse(html_data)
table_selector = lxml.cssselect.CSSSelector("table.avail-table")
fare_selector = lxml.cssselect.CSSSelector("div.avail-fare-price")
total_price = Decimal(0)
for table in table_selector(page):
price_str_list = [
fare.text.strip()
for fare in fare_selector(table)
]
if not price_str_list:
raise ValueError(html_data)
lowest_price = None
currency_code = None
for price_str in price_str_list:
price_, currency_code_ = price_str.split(" ")
if currency_code is None:
currency_code = currency_code_
else:
assert currency_code == currency_code_
price_ = Decimal(
price_.strip(u"≈ ").replace(",", "")
)
if lowest_price is None or price_ < lowest_price:
lowest_price = price_
assert currency_code is not None
if currency_code != 'CNY':
lowest_price_in_cny = exchange_to_cny(currency_code, lowest_price)
else:
lowest_price_in_cny = lowest_price
total_price += lowest_price_in_cny
return total_price
def parse_lowest_price(json_data):
price_list = []
currency_code = None
for flight in json_data['outbound']:
for seat in flight['prices']:
price = seat['price']
if currency_code is None:
currency_code = price['currencyCode']
else:
assert currency_code == price['currencyCode']
price_list.append(Decimal(price['value']))
if not price_list:
return None
lowest_price = min(price_list)
if currency_code != 'CNY':
lowest_price_in_cny = exchange_to_cny(currency_code, lowest_price)
else:
lowest_price_in_cny = lowest_price
return lowest_price_in_cny
def parse_lowest_price(html_data):
htmlparser = html5lib.HTMLParser(
tree=html5lib.treebuilders.getTreeBuilder("lxml"),
namespaceHTMLElements=False)
page = htmlparser.parse(html_data)
table_selector = lxml.cssselect.CSSSelector("table.avail-table")
fare_selector = lxml.cssselect.CSSSelector("div.avail-fare-price")
total_price = Decimal(0)
for table in table_selector(page):
price_str_list = [
fare.text.strip() for fare in fare_selector(table)
]
if not price_str_list:
raise ValueError(html_data)
lowest_price = None
currency_code = None
for price_str in price_str_list:
price_, currency_code_ = price_str.split(" ")
if currency_code is None:
currency_code = currency_code_
else:
assert currency_code == currency_code_
price_ = Decimal(price_.strip(u"≈ ").replace(",", ""))
if lowest_price is None or price_ < lowest_price:
lowest_price = price_
assert currency_code is not None
if currency_code != 'CNY':
lowest_price_in_cny = exchange_to_cny(currency_code,
lowest_price)
else:
lowest_price_in_cny = lowest_price
total_price += lowest_price_in_cny
return total_price
