【发布时间】:2019-09-03 13:44:49
【问题描述】:
我正在尝试从一个学校项目的公共论坛中抓取数据,但每次我运行代码时,生成的 .csv 文件都会显示文本变量的多行,而不仅仅是一行。
from bs4 import BeautifulSoup as soup
from urllib.request import urlopen as uReq
my_url = 'https://www.emimino.cz/diskuse/1ivf-repromeda-56566/'
uClient = uReq(my_url)
page_soup = soup(uClient.read(),"html.parser")
uClient.close()
containers = page_soup.findAll("div",{"class":"discussion_post"})
out_filename = "Repromeda.csv"
headers = "text,user_name,date \n"
f = open(out_filename, "w")
f.write(headers)
for container in containers:
text1 = container.div.p
text = text1.text
user_container = container.findAll("span",{"class":"user_category"})
user_id = user_container[0].text
date_container = container.findAll("span",{"class":"date"})
date = date_container[1].text
print("text: " + text + "\n" )
print("user_id: " + user_id + "\n")
print("date: " + date + "\n")
# writes the dataset to file
f.write(text.replace(",", "|") + ", " + user_id + ", " + date + "\n")
f.close()
理想情况下,我尝试为每个数据条目创建一行(即一行中的文本、用户 ID、日期),但我为一个文本条目获得多行,而对于 user_id 和日期条目只有一行。
【问题讨论】:
-
你能发布实际输出和预期吗?
-
@Sureshmani 是的,完成
标签: web-scraping beautifulsoup jupyter-notebook urllib