Question

我有一个我无法通过Mechanize访问的网址，而且我不知道原因：

# Use ruby 2.1.6
require 'mechanize'
require 'axlsx' # 2.0.1
require 'roo' # 1.13.2

mechanize = Mechanize.new
mechanize.request_headers = { "Accept-Encoding" => "" }
mechanize.ignore_bad_chunking = true
mechanize.follow_meta_refresh = true

xlsx = Roo::Excelx.new("./base_list.xlsx")

xlsx.each_with_pagename do |page, sheet|
  sheet.each do |row|
    page = mechanize.get(row[0])
  end
end

当我在我的列表上进行迭代时，我得到的网址为：https://angel.co/_helencousins，我可以使用浏览器访问它，但不能使用Mechanize访问它，我有这个错误：

/.rvm/gems/ruby-2.1.6/gems/mechanize-2.7.4/lib/mechanize/http/agent.rb:316:in `fetch': 404 => Net::HTTPNotFound for https://angel.co/_helencousins -- unhandled response (Mechanize::ResponseCodeError)
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/mechanize-2.7.4/lib/mechanize.rb:464:in `get'
    from scraper.rb:15:in `block (2 levels) in <main>'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:428:in `block in each'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:427:in `upto'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:427:in `each'
    from scraper.rb:14:in `block in <main>'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:398:in `block in each_with_pagename'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:397:in `each'
    from /Users/xxx/.rvm/gems/ruby-2.1.6/gems/roo-1.13.2/lib/roo/base.rb:397:in `each_with_pagename'
    from scraper.rb:13:in `<main>'

Answer 1

确定，

问题是该网站禁用了Mechanize用户代理。

我刚将其更改为：mechanize.user_agent_alias = 'Windows Chrome'

Ruby Mechanize 404 =＆gt;网:: HTTPNotFound

1 个答案: