def parse_wenda_page(self, response):
item = WendaAskItem()
item["tagName"] = self.keyword
item["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
if response.xpath("//meta[@name='description']"):
item["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
else:
item["description"] = response.xpath(
"//meta[@name='Description']/@content").extract()[0]
item["title"] = response.css("div.dtl-top h1::text").get()
item["images"] = []
ptags = response.xpath("//div[@class='atcle-ms']/p")
text = []
for p in ptags:
text.append(p.xpath("string()").extract()[0].strip())
content = "<br>".join(text)
item["content"] = content
item["addtime"] = response.css(
"div.dtl-info span:nth-child(1)::text").get()
item["source"] = response.request.url
item["username"] = ""
item["headPortrait"] = ""
item["askList"] = []
item["topicUrl"] = ""
replyItem = WendaReplayItem()
replyItem["title"] = item["title"]
replyItem["username"] = response.css(
"dl.dtl-ys dd b a:nth-child(1)::text").get()
replyItem["images"] = []
ptags = response.xpath("//div[@class='dtl-reply']/p")
text = []
for p in ptags:
text.append(p.xpath("string()").extract()[0].strip())
content = "<br>".join(text)
replyItem["content"] = content
replyItem["addtime"] = response.css(
"div.dtl-list div.dtl-time span::text").get()
item["askList"].append(replyItem)
yield item
def parse_wenda_page(self, response):
item = WendaAskItem()
item["tagName"] = self.keyword
item["keyword"] = response.xpath(
"//meta[@name='Keywords']/@content").extract()[0]
item["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
item["title"] = response.css(
"div.ask_cont p.ask_tit::text").get().strip()
item["images"] = []
item["content"] = response.css(
"div.ask_cont div.ask_hid p.txt_ms::text").get().strip()
item["addtime"] = response.css(
"div.ask_cont p.txt_nametime span:nth-child(2)::text").get().strip(
)
item["source"] = response.request.url
item["username"] = response.css(
"div.ask_cont p.txt_nametime span:nth-child(1)::text").get().strip(
)
item["headPortrait"] = ""
item["askList"] = []
item["topicUrl"] = ""
replys = response.css("div.selected div.sele_all")
for reply in replys:
replyItem = WendaReplayItem()
replyItem["title"] = item["title"]
replyItem["username"] = reply.css(
"div.doc_txt p.doc_xinx span:nth-child(1)::text").get().strip(
)
replyItem["likes"] = 0
replyItem["headPortrait"] = reply.css(
"div.doc_img a img::attr(src)").get()
replyItem["images"] = []
replyItem["content"] = reply.css("p.sele_txt::text").get().strip()
replyItem["addtime"] = reply.css(
"div.doc_t_strip div.zwAll p::text").get()
item["askList"].append(replyItem)
print("wenda: ", item)
yield item
def parse_next_ask(self, response):
wendaAskItem = response.meta["wendaAskItem"]
reply_list = response.xpath("//ul[@class='qa-answer-list']")
if reply_list:
replys = reply_list.xpath("./li[@class='answer-item']")
for reply in replys:
wendaReply = WendaReplayItem()
wendaReply["title"] = wendaAskItem["title"]
wendaReply["username"] = reply.xpath(
".//ul[@class='qa-meta']/li[@class='username']//span/text()"
).extract()[0]
wendaReply["images"] = []
wendaReply["content"] = reply.xpath(
".//div[@class='answer-text']/text()").extract()[0].strip(
)
wendaReply["addtime"] = reply.xpath(
".//ul[@class='qa-meta']/li[@class='timestamp']/abbr/@title"
).extract()[0]
wendaReply["source"] = wendaAskItem["source"]
wendaReply["headPortrait"] = reply.xpath(
"./ul[@class='qa-meta']/li[@class='useravatar']/a/img/@src"
).extract()[0]
wendaReply["likes"] = reply.xpath(
"./a[@class='qa-answer-list-vote']/span[@class='n']/em/text()"
).extract()[0]
wendaAskItem["askList"].append(wendaReply)
current_page = int(
response.xpath(
"//div[@class='pagejump']/span[@class='current']/text()").
extract()[0])
total_page_text = response.xpath(
"//div[@class='pagejump']/span[@class='page-number']/text()"
).extract()[0]
result = re.search(r"\d+\.?\d*", total_page_text)
total_num = int(result.group())
if current_page == total_num:
yield wendaAskItem
def parse_wenda(self, response):
item = WendaAskItem()
item["tagName"] = self.keyword
item["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
item["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
item["title"] = response.xpath(
"//h1[@class='ts-title']/text()").extract()[0]
item["images"] = []
content_table = response.xpath(
"//div[@class='theme_box post_list']//div[@class='topic_main list_box']//div[@class='fsz_main']")
if content_table:
item["content"] = response.xpath(
"//div[@class='theme_box post_list']//div[@class='topic_main list_box']//div[@class='fsz_main']//table//td/text()").extract()[0].strip()
else:
item["content"] = ""
addtime_span_tag = response.xpath(
"//div[@class='theme_box post_list']//div[@class='auth_info_main']/em/span")
if addtime_span_tag:
item["addtime"] = addtime_span_tag.xpath("./@title").extract()[0]
else:
item["addtime"] = response.xpath(
"//div[@class='auth_info_main']/em").extract()[0].strip().split("发表于 ")[1]
item["source"] = response.meta["origin_url"]
item["username"] = response.xpath(
"//div[@class='theme_box post_list']//div[@class='auth_info_bar']//a/text()").extract()[0]
if response.xpath(
"//div[@class='theme_box post_list']/div[@class='auth_info']//div[@class='avatar']/img"):
item["headPortrait"] = ""
else:
item["headPortrait"] = response.xpath(
"//div[@class='theme_box post_list']/div[@class='auth_info']//div[@class='avatar']/img/@src").extract()[0]
item["askList"] = []
item["topicUrl"] = ""
replys = response.xpath(
"//div[@class='list_box theme_reply']//div[contains(@class, 'post_list')]")
for reply in replys:
replyItem = WendaReplayItem()
replyItem["title"] = item["title"]
username_tag = reply.xpath(
".//div[@class='user_name']/a")
if username_tag:
replyItem["username"] = reply.xpath(
".//div[@class='user_name']/a/text()").extract()[0]
else:
continue
replyItem["images"] = []
content_table = reply.xpath(".//div[@class='fsz_main']")
if content_table:
replyItem["content"] = reply.xpath(
".//div[@class='fsz_main']/table//td/text()").extract()[0].strip()
else:
replyItem["content"] = ""
replyItem['addtime'] = reply.xpath(
".//div[@class='auth_info_main']/em/text()").extract()[0].split("发表于 ")[1]
replyItem["source"] = item["source"]
avatar_tag = reply.xpath(
".//div[@class='avatar']/img")
if avatar_tag:
replyItem["headPortrait"] = reply.xpath(
".//div[@class='avatar']/img/@src").extract()[0]
else:
replyItem["headPortrait"] = ""
replyItem["likes"] = 0
item["askList"].append(replyItem)
yield item
tag_box = response.xpath(
"//div[@class='mod_s tag_box']/div[@class='mod_con']/a/text()").extract()
keywordItem = KeywordItem()
keywordItem["keywordList"] = []
for keyword in tag_box:
keyword = keyword.strip()
keywordItem["title"] = keyword
keywordItem["keywordList"].append(keyword)
keywordItem["source"] = f'https://www.icheruby.com/tags/'
yield keywordItem
def parse_ask(self, response):
wendaAskItem = WendaAskItem()
wendaAskItem["tagName"] = self.keyword
wendaAskItem["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
wendaAskItem["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
wendaAskItem["title"] = response.xpath(
"//div[@class='qa-title']/h1/text()").extract()[0]
wendaAskItem["images"] = []
wendaAskItem["content"] = response.xpath(
"string(//blockquote[@class='qa-text'])").extract()[0].strip()
wendaAskItem["addtime"] = response.xpath(
"//div[@class='qa-related']//span[@class='source']/abbr/text()"
).extract()[0]
wendaAskItem["source"] = response.meta["origin_url"]
if response.xpath(
"//div[@class='qa-related']/div[@class='qa-contributor']/ul/li[1]/a"
):
wendaAskItem["username"] = response.xpath(
"//div[@class='qa-related']/div[@class='qa-contributor']/ul/li[1]/a/span/text()"
).extract()[0]
else:
wendaAskItem["username"] = response.xpath(
"//div[@class='qa-related']/div[@class='qa-contributor']/ul/li[1]/span/text()"
).extract()[0]
wendaAskItem["headPortrait"] = ""
wendaAskItem["askList"] = []
wendaAskItem["topicUrl"] = ""
best_content = response.xpath("//div[@class='best-content']")
if best_content:
reply = WendaReplayItem()
reply["title"] = wendaAskItem["title"]
reply["username"] = best_content.xpath(
".//div[@class='qa-contributor']//span[@itemprop='accountName']/text()"
).extract()[0].strip()
reply["images"] = []
reply["content"] = best_content.xpath(
"string(.//div[@class='answer-text'])").extract()[0].strip()
reply["addtime"] = best_content.xpath(
".//li[@class='timestamp']/abbr/@title").extract()[0]
reply["source"] = wendaAskItem["source"]
reply["headPortrait"] = best_content.xpath(
".//p[@class='user-avatar']/a/img/@src").extract()[0]
reply["likes"] = best_content.xpath(
".//div[@class='qa-vote']/a/em/text()").extract()[0]
wendaAskItem["askList"].append(reply)
reply_list = response.xpath("//ul[@class='qa-answer-list']")
if reply_list:
replys = reply_list.xpath("./li[@class='answer-item']")
for reply in replys:
wendaReply = WendaReplayItem()
wendaReply["title"] = wendaAskItem["title"]
wendaReply["username"] = reply.xpath(
".//ul[@class='qa-meta']/li[@class='username']//span/text()"
).extract()[0]
wendaReply["images"] = []
wendaReply["content"] = reply.xpath(
".//div[@class='answer-text']/text()").extract()[0].strip(
)
wendaReply["addtime"] = reply.xpath(
".//ul[@class='qa-meta']/li[@class='timestamp']/abbr/@title"
).extract()[0]
wendaReply["source"] = wendaAskItem["source"]
wendaReply["headPortrait"] = reply.xpath(
"./ul[@class='qa-meta']/li[@class='useravatar']/a/img/@src"
).extract()[0]
wendaReply["likes"] = reply.xpath(
"./a[@class='qa-answer-list-vote']/span[@class='n']/em/text()"
).extract()[0]
wendaAskItem["askList"].append(wendaReply)
pagejump = response.xpath("//div[@class='pagejump']")
if len(pagejump) > 0:
pages = response.xpath("//div[@class='pagejump']/a")
for page in pages:
if page.xpath("./text()").extract()[0] == "下一页":
next_page_url = page.xpath("./@href").extract()[0]
yield SplashRequest(response.urljoin(next_page_url),
self.parse_next_ask,
args={'wait': 1},
meta={
'origin_url':
response.urljoin(next_page_url),
'wendaAskItem':
wendaAskItem
})
else:
yield wendaAskItem
def parse_zhidao(self, response):
ask = WendaAskItem()
ask["tagName"] = self.keyword
if response.xpath("//meta[@name='keywords']"):
ask["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
else:
ask["keyword"] = ""
if response.xpath("//meta[@name='description']"):
ask["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
else:
ask["description"] = ""
ask["title"] = response.xpath(
"//article[@id='qb-content']//span[@class='ask-title']/text()"
).extract()[0]
ask["images"] = []
image_wrap = response.xpath(
"//article[@id='qb-content']//div[@class='q-img-wp']")
if (len(image_wrap) > 0):
ask["images"] = image_wrap.xpath("//img/@src").extract()
ask["content"] = ""
ask["addtime"] = ""
ask["source"] = response.meta["origin_url"]
ask["username"] = ""
ask["headPortrait"] = ""
ask["askList"] = []
ask["topicUrl"] = ""
answers = response.xpath(
"//div[@class='bd-wrap']/div[contains(@class, 'answer')]")
for answer in answers:
reply = WendaReplayItem()
reply["title"] = ask["title"]
username = answer.xpath(
".//div[@class='wgt-replyer-all']//a[@class='reply-user-tohometip'][2]/span"
)
if (len(username) > 0):
reply["username"] = answer.xpath(
".//div[@class='wgt-replyer-all']//a[@class='reply-user-tohometip'][2]/span/text()"
).extract()[0]
reply["images"] = []
best_text = answer.xpath(
".//div[@class='line content']/div[contains(@class, 'best-text')]"
)
if (len(best_text) > 0):
ptags = best_text.xpath(".//p")
text = []
for p in ptags:
text.append(p.xpath("string()").extract()[0].strip())
reply["content"] = "<br>".join(text)
else:
reply["content"] = answer.xpath(
"string(.//div[@class='line content']/div[contains(@class, 'answer-text')])"
).extract()[0].strip()
reply["addtime"] = answer.xpath(
".//span[@class='wgt-replyer-all-time']/text()").extract(
)[0]
reply["source"] = ask["source"]
avatar_url = answer.xpath(
".//div[@class='wgt-replyer-all-avatar']/@style").extract(
)[0]
result = re.search(
r"(https?|ftp|file)://[-A-Za-z0-9+&@#/%?=~_|!:,.;]+[-A-Za-z0-9+&@#/%=~_|]",
avatar_url)
reply["headPortrait"] = result.group()
good = answer.xpath(
".//div[@class='wgt-eva']/span[contains(@class, 'evaluate-good-3')]"
)
if good:
reply["likes"] = answer.xpath(
".//div[@class='wgt-eva']/span[contains(@class, 'evaluate-good-3')]/@data-evaluate"
).extract()[0]
else:
reply["likes"] = 0
ask["askList"].append(reply)
yield ask
def parse_question_page(self, response):
huatiContent = response.meta["huatiContent"]
wenda = WendaAskItem()
wenda["tagName"] = self.keyword
wenda["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
wenda["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
wenda["title"] = response.xpath(
"//div[@class='QuestionHeader']//h1[@class='QuestionHeader-title']/text()"
).extract()[0]
if response.xpath(
"//div[@class='QuestionHeader']//div[contains(@class, 'QuestionRichText')]//p"
):
wenda["content"] = response.xpath(
"string(//div[@class='QuestionHeader']//div[contains(@class, 'QuestionRichText')]//p)"
).extract()[0]
else:
wenda["content"] = ""
wenda["description"] = ""
wenda["images"] = []
wenda["source"] = response.meta["origin_url"]
wenda["username"] = ""
wenda["headPortrait"] = ""
wenda["askList"] = []
wenda["addtime"] = ""
wenda["topicUrl"] = response.meta["topic_url"]
visits = response.xpath(
"//div[@class='QuestionFollowStatus']//strong[@class='NumberBoard-itemValue']//@title"
).extract()[0]
replys = response.xpath("//div[@class='List-item']")
for reply in replys:
replyItem = WendaReplayItem()
replyItem["title"] = wenda["title"]
common_username = reply.xpath(
".//div[@class='AuthorInfo-content']//a[@class='UserLink-link']"
)
if common_username:
replyItem["username"] = reply.xpath(
".//div[@class='AuthorInfo-content']//span//text()"
).extract()[0]
else:
userLink = reply.xpath(
".//div[@class='AuthorInfo-content']//a[@class='UserLink-link']"
)
if userLink:
replyItem["username"] = reply.xpath(
".//div[@class='AuthorInfo-content']//a[@class='UserLink-link']//text()"
).extract()[0]
else:
replyItem["username"] = reply.xpath(
".//div[@class='AuthorInfo-contet']//span//text()"
).extract()[0]
replyItem["images"] = []
text = []
ptags = reply.xpath(
".//div[contains(@class, 'RichContent')]//span[contains(@class, 'RichText')]/p"
)
for p in ptags:
text.append(p.xpath("string()").extract()[0])
replyItem["content"] = '<br>'.join(text)
_, addtime = reply.xpath(
".//div[@class='ContentItem-time']//span/@data-tooltip"
).extract()[0].split("发布于 ")
replyItem["addtime"] = addtime
replyItem["source"] = response.meta["origin_url"]
replyItem["headPortrait"] = reply.xpath(
".//span[@class='UserLink AuthorInfo-avatarWrapper']//img/@src"
).extract()[0]
_, likes = reply.xpath(
".//div[contains(@class, 'ContentItem-actions')]/span/button[contains(@class, 'VoteButton--up')]/@aria-label"
).extract()[0].split("赞同 ")
replyItem["likes"] = likes
wenda["askList"].append(replyItem)
huatiContent["content"] = wenda
huatiContent["visits"] = visits
yield huatiContent
def parse_wenda(self, response):
ask = WendaAskItem()
ask["tagName"] = self.keyword
ask["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
ask["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
ask["title"] = response.xpath(
"//span[@class='detail-tit']/text()").extract()[0]
ask["images"] = []
ask["content"] = ""
ask["addtime"] = ""
ask["source"] = response.meta["origin_url"]
ask["username"] = ""
ask["headPortrait"] = ""
ask["askList"] = []
ask["topicUrl"] = ""
replys = response.xpath("//div[@class='replay-section answer_item']")
print(replys)
if len(replys) > 0:
for reply in replys:
replyItem = WendaReplayItem()
replyItem["title"] = ask["title"]
if reply.xpath(".//a[@class='user-name']"):
replyItem["username"] = reply.xpath(
".//a[@class='user-name']/text()").extract()[0]
else:
replyItem["username"] = reply.xpath(
".//span[@class='user-name']/text()").extract()[0]
replyItem["images"] = []
replyItem["content"] = reply.xpath(
"string(.//pre[contains(@class, 'answer_con')])").extract(
)[0].strip()
replyItem["addtime"] = reply.xpath(
".//div[@class='user-txt']/text()").extract()[0].split(
" 回答")[0]
replyItem["source"] = response.meta["origin_url"]
if reply.xpath(".//a[@class='user-thumb']"):
replyItem["headPortrait"] = reply.xpath(
".//a[@class='user-thumb']/img/@src").extract()[0]
else:
replyItem["headPortrait"] = reply.xpath(
".//div[@class='user-thumb-box']//img/@src").extract(
)[0]
if reply.xpath(".//div[@class='ft-btn-box']/a"):
replyItem["likes"] = reply.xpath(
".//div[@class='ft-btn-box']/a[1]/@data-num").extract(
)[0]
else:
replyItem["likes"] = 0
ask["askList"].append(replyItem)
yield ask
def parse_qa(self, response):
wendaAskItem = WendaAskItem()
wendaAskItem["tagName"] = self.keyword
if response.xpath("//meta[@name='keywords']"):
wendaAskItem["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
else:
wendaAskItem["keyword"] = ""
wendaAskItem["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
wendaAskItem["title"] = response.xpath(
"//h1[@class='audio-intro-h1']/text()").extract()[0]
wendaAskItem["images"] = []
wendaAskItem["content"] = response.xpath(
"//div[@class='areat-m']/div[contains(@class, 'audio-intro-main')][1]/p/text()"
).extract()[0].strip()
wendaAskItem["addtime"] = response.xpath(
"//div[contains(@class, 'intro-ts')]/span[contains(@class, 'date')]/text()"
).extract()[0]
wendaAskItem["source"] = response.meta["origin_url"]
wendaAskItem["username"] = ""
wendaAskItem["headPortrait"] = ""
wendaAskItem["askList"] = []
wendaAskItem["topicUrl"] = ""
replyItem = WendaReplayItem()
replyItem["title"] = wendaAskItem["title"]
replyItem["username"] = response.xpath(
"//div[contains(@class, 'audio-intro-l')]/a[@class='a']/span/text()"
).extract()[0]
replyItem["images"] = []
replyItem["content"] = response.xpath(
"//div[@class='areat-m']/div[contains(@class, 'audio-intro-main')][2]/p/text()"
).extract()[0].strip()
replyItem["addtime"] = wendaAskItem["addtime"]
replyItem["source"] = response.meta["origin_url"]
replyItem["headPortrait"] = response.xpath(
"//div[contains(@class, 'audio-intro-l')]/a[@class='a']/img/@src"
).extract()[0]
replyItem["likes"] = 0
wendaAskItem["askList"].append(replyItem)
otherReplys = response.xpath("//div[@class='ask-mod-item']")
for otherReply in otherReplys:
reply = WendaReplayItem()
reply["title"] = wendaAskItem["title"]
reply["username"] = otherReply.xpath(
".//div[@class='part-left']/a[@class='a']/@title").extract()[0]
reply["images"] = []
reply["content"] = otherReply.xpath(
".//div[contains(@class, 'audio-intro-main')]/p/text()"
).extract()[0].strip()
reply["addtime"] = wendaAskItem["addtime"]
reply["source"] = response.meta["origin_url"]
reply["headPortrait"] = response.xpath(
".//div[@class='part-left']/a[@class='a']/img/@src").extract(
)[0]
reply["likes"] = 0
wendaAskItem["askList"].append(reply)
yield wendaAskItem
def parse_ask(self, response):
wendaAskItem = WendaAskItem()
wendaAskItem["tagName"] = self.keyword
wendaAskItem["keyword"] = response.xpath(
"//meta[@name='keywords']/@content").extract()[0]
wendaAskItem["description"] = response.xpath(
"//meta[@name='description']/@content").extract()[0]
wendaAskItem["title"] = response.xpath(
"//h1[@id='d_askH1']/text()").extract()[0]
wendaAskItem["images"] = []
wendaAskItem["content"] = response.xpath(
"string(//div[@class='b_askcont']/p[@class='crazy_new'])").extract()[0].strip()
wendaAskItem["addtime"] = response.xpath(
"//div[@class='b_askab1']//span[2]/text()").extract()[0]
wendaAskItem["source"] = response.meta["origin_url"]
if response.xpath(
"//var[@class='ask_Author']"):
wendaAskItem["username"] = response.xpath(
"//var[@class='ask_Author']/text()").extract()[0]
else:
wendaAskItem["username"] = "******"
wendaAskItem["headPortrait"] = ""
wendaAskItem["askList"] = []
wendaAskItem["topicUrl"] = ""
reply_list = response.xpath(
"//div[contains(@class, 'b_answerbox')]/div[@class='b_answerli']")
if reply_list:
for reply in reply_list:
wendaReply = WendaReplayItem()
wendaReply["title"] = wendaAskItem["title"]
if(reply.xpath(
".//div[contains(@class, 'b_answertop')]//span[@class='b_sp1']/a")):
wendaReply["username"] = reply.xpath(
".//div[contains(@class, 'b_answertop')]//span[@class='b_sp1']/a/text()").extract()[0]
else:
wendaReply["username"] = reply.xpath(
".//div[contains(@class, 'b_answertop')]//span[@class='b_sp1']/var/text()").extract()[0]
wendaReply["images"] = []
if(reply.xpath(
".//div[contains(@class, 'b_answercont')]//div[@class='crazy_new']/p")):
wendaReply["content"] = reply.xpath(
".//div[contains(@class, 'b_answercont')]//div[@class='crazy_new']/p/text()").extract()[0].strip()
else:
wendaReply["content"] = ""
if reply.xpath(".//div[contains(@class, 'b_answercont')]//span[@class='b_anscont_time']"):
wendaReply["addtime"] = reply.xpath(
".//div[contains(@class, 'b_answercont')]//span[@class='b_anscont_time']/text()").extract()[0].strip()
else:
wendaReply["addtime"] = ""
wendaReply["source"] = wendaAskItem["source"]
if reply.xpath(
"./div[contains(@class, 'b_answertop')]/a[@class='b_docface']"):
wendaReply["headPortrait"] = reply.xpath(
"./div[contains(@class, 'b_answertop')]/a[@class='b_docface']/img/@src").extract()[0]
else:
wendaReply["headPortrait"] = reply.xpath(
"./div[contains(@class, 'b_answertop')]/var[@class='b_docface']/img/@src").extract()[0]
info = reply.xpath(
"string(./div[contains(@class, 'b_answertop')]/div[@class='b_answertl']/span[@class='b_sp2'][2])").extract()[0]
if info:
result = re.search(r"\d+\.?\d*", info)
if result and result.group():
wendaReply["likes"] = result.group()
else:
wendaReply["likes"] = 0
else:
wendaReply["likes"] = 0
wendaAskItem["askList"].append(wendaReply)
yield wendaAskItem