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일부 스크래핑 코드를 작성 중이며 위와 같은 오류가 발생했습니다. 내 코드는 다음과 같습니다."TypeError : str 및 non-str 인수를 함께 사용할 수 있습니까?"
# -*- coding: utf-8 -*-
import scrapy
from myproject.items import Headline
class NewsSpider(scrapy.Spider):
name = 'IC'
allowed_domains = ['kosoku.jp']
start_urls = ['http://kosoku.jp/ic.php']
def parse(self, response):
"""
extract target urls and combine them with the main domain
"""
for url in response.css('table a::attr("href")'):
yield(scrapy.Request(response.urljoin(url), self.parse_topics))
def parse_topics(self, response):
"""
pick up necessary information
"""
item=Headline()
item["name"]=response.css("h2#page-name ::text").re(r'.*(インターチェンジ)')
item["road"]=response.css("div.ic-basic-info-left div:last-of-type ::text").re(r'.*道$')
yield item
내가 쉘 스크립트에 개별적으로 할 때 올바른 응답을 얻을 수 있지만,이 프로그램 실행에 도착하면,이 발생하지 않습니다.
2017-11-27 18:26:17 [scrapy.core.scraper] ERROR: Spider error processing <GET http://kosoku.jp/ic.php> (referer: None)
Traceback (most recent call last):
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/utils/defer.py", line 102, in iter_errback
yield next(it)
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/spidermiddlewares/offsite.py", line 29, in process_spider_output
for x in result:
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/spidermiddlewares/referer.py", line 339, in <genexpr>
return (_set_referer(r) for r in result or())
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/spidermiddlewares/urllength.py", line 37, in <genexpr>
return (r for r in result or() if _filter(r))
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/spidermiddlewares/depth.py", line 58, in <genexpr>
return (r for r in result or() if _filter(r))
File "/Users/sonogi/scraping/myproject/myproject/spiders/IC.py", line 16, in parse
yield(scrapy.Request(response.urljoin(url), self.parse_topics))
File "/Users/sonogi/envs/scrapy/lib/python3.5/site-packages/scrapy/http/response/text.py", line 82, in urljoin
return urljoin(get_base_url(self), url)
File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/urllib/parse.py", line 424, in urljoin
base, url, _coerce_result = _coerce_args(base, url)
File "/opt/local/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/urllib/parse.py", line 120, in _coerce_args
raise TypeError("Cannot mix str and non-str arguments")
TypeError: Cannot mix str and non-str arguments
2017-11-27 18:26:17 [scrapy.core.engine] INFO: Closing spider (finished)
나는 혼란스럽고 누구나 도와 주셔서 감사합니다.
정말 고마워요! –