def start(self):
# 构造列表页（翻页）的地址，并分别提取每一页
page_offset = 0
while self.big_flag:
page_offset += 1
page_url = self.url + "?page=" + str(page_offset)
if 1 == page_offset:
page_url = self.url
logging.info(page_url)
self.flag = []
post_url_set = get_post_url(page_url)
th = []
for post_url in post_url_set:
th.append(threading.Thread(target=self.get_img_src_and_save, args=(post_url,)))
for t in th:
t.setDaemon(True)
t.start()
for t in th:
t.join()
self.finish_check()
time.sleep(0.5)
re_save_p = PicSave(set([]), " ", path)
re_save_p.re_save_by_log()
def get_img_src_and_save(self, tar_url):
post_name = str(re.sub(pat, r'\1', tar_url))
if post_name in post_has_try2save:
# 整理过了，需要查漏补缺，现在先跳过
logging.info("done" + post_name)
self.flag.append(False)
return
post_has_try2save.add(post_name)
self.flag.append(True)
# 根据post的地址，提取img的地址
temp_set_of_img_src = set([])
r = requests.get(tar_url)
if r.status_code != 200:
logging.error("打不开：" + tar_url + str(r.status_code))
return
for item in pq(r.content)("div")(x_path_post[2])("a"):
img_src_item = pq(item).attr("bigimgsrc")
if img_src_item not in img_src_has_try2save:
temp_set_of_img_src.add(img_src_item)
img_src_has_try2save.add(img_src_item)
new_save_p = PicSave(temp_set_of_img_src, post_name, path)
new_save_p.start_save()
