[笔记]PYTHON_xpath三元运算符的应用

caliph21

直接上代码:

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import requests,re
from lxml import etree

class Xiurenji:
	def __init__(self):
		self.host='https://m.xiurenji.cc'
		self.headers={
'Referer': 'https://m.xiurenji.cc/XiuRen/',
'User-Agent': 'Mozilla/5.0 (Linux; Android 9; DUK-AL20 Build/HUAWEIDUK-AL20; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36'}

	def daohang_parser(self):
		lst_title,lst_href=[],[]
		daohang_url='https://m.xiurenji.cc/daohang.html'
		req=requests.get(daohang_url,headers=self.headers)
		html_str=req.content.decode('gbk')
		#print(html_str)
		_etree=etree.HTML(html_str)
		new_top100_title=_etree.xpath('//table/td/a/text()')
		for i in new_top100_title:lst_title.append(i)
		#print(new_top100_title)
		new_top100_href=_etree.xpath('//table/td/a/@href')[2:]
		for i in new_top100_href:lst_href.append(self.host+i)
		#print(new_top100_href)
		list_title=_etree.xpath('//div/div/a/text()')[1:-1]
		for i in list_title:lst_title.append(i)
		list_href=_etree.xpath('//div/div/a/@href')[1:-1]
		for i in list_href:lst_href.append(self.host+i)
		#print(lst_title,lst_href)
		print('»»» Www.XiuRenJi.Com  秀人集  -  导航 »»»')
		print(		'本站收集秀人旗下全系列共23个机构写真！')
		for i in range(len(lst_title)):print(i,lst_title[i])
		flage=True
		while flage:
			select=input('\n»»» 选择new，top，23家的写真机构:')
			try:	
				select=int(select) if int(select) in range(25) else print('»»» Range Enter Error, Run Again!')	
				flage=False if select in range(25) else True			
				'''if int(select) in range(25):
					select,flage=int(select),False
				else:
				  	print('»»» Range Enter Error, Run Again!')		
				'''
			except ValueError:
				print('ValueError ,pls run again!')
			
		return select,lst_title,lst_href
		
	def run(self):
		#1.daohuang
		self.daohang_parser()
		#2.part list

if __name__=='__main__':
	xrj=Xiurenji()
	xrj.run()