[英]How do i solve for error str in datetime?
目标是使用日期时间重申http://www.harness.org.au/racing/results/?firstDate=01-01-2019 http://www.harness.org.au/racing/results/?firstDate =02-01-2019 .... 到昨天的日期(应该在new_url = base_url + str(enddate1)
中完成)
然后在那个href中,我想在meetingfulllisttable上循环以获取名称和href,然后从当天的每个轨道中获取结果数据。
我当前的错误是 'datetime.timedelta' 和 'str' 的实例之间不支持'<=' - 这来自我的 while 循环。 为什么是这样? 以前从未使用过日期时间
from datetime import datetime, date, timedelta
import requests
import re
from bs4 import BeautifulSoup
base_url = "http://www.harness.org.au/racing/results/?firstDate="
base1_url = "http://www.harness.org.au"
webpage_response = requests.get('http://www.harness.org.au/racing/results/?firstDate=')
soup = BeautifulSoup(webpage_response.content, "html.parser")
format = "%d-%m-%y"
delta = timedelta(days=1)
yesterday = datetime.today() - timedelta(days=1)
yesterday1 = yesterday.strftime(format)
enddate = datetime(2019, 1, 1)
enddate1 = enddate.strftime(format)
while enddate1 <= yesterday1:
enddate1 =+ timedelta(days=1)
new_url = base_url + str(enddate1)
soup12 = requests.get(new_url)
soup1 = BeautifulSoup(soup12.content, "html.parser")
table1 = soup1.find('table', class_='meetingListFull')
for tr in table1.find_all('tr'):
all_cells = tr.find_all('td')
track = all_cells.a.href.get_text()
href = all_cells.get('href')
trackresults = base1_url + href
这个
yesterday1 = yesterday.strftime(format)
是一个字符串。 这就是您收到该错误的原因
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