Python Scrapy - service_identity (opentype) funktioniert nicht und kann nicht installiert werden

Question

Python und Linux Anfänger, die versuchen, Scrapy zum Laufen zu bringen. Befolgen Sie die Anweisungen und den Code von https://doc.scrapy.org/en/latest/intro/tutorial.html. Benutzer-Warnung erhalten "Sie haben keine funktionierende Installation des service_identity-Moduls: 'kann Name' opentype '

nicht importieren und versuchte," service_identity "zu installieren, aber" Requirment bereits erfüllt "auf den verschiedenen Teilen der Installation erhalten. versucht sowohl PIP3 und herunterladen und installieren von .whl heruntergeladene Datei aus der pypi-URL unten.

python 3.5.3 auf Lubuntu 17.04 auf virtualbox

mat@mat-VirtualBox:~$ scrapy startproject tutorial2 
:0: UserWarning: You do not have a working installation of the service_identity module: 'cannot import name 'opentype''. Please install it from <https://pypi.python.org/pypi/service_identity> and make sure all of its dependencies are satisfied. Without the service_identity module, Twisted can perform only rudimentary TLS client hostname verification. Many valid certificate/hostname mappings may be rejected. 
New Scrapy project 'tutorial2', using template directory '/usr/local/lib/python3.5/dist-packages/scrapy/templates/project', created in: 
    /home/mat/tutorial2 

You can start your first spider with: 
    cd tutorial2 
    scrapy genspider example example.com 
mat@mat-VirtualBox:~$ pip3 install Downloads/ 
geckodriver-v0.19.1-linux64.tar.gz 
NOOBS_lite_v2_4.zip 
npm-debug.log 
phantomjs-2.1.1-linux-x86_64/ 
phantomjs-2.1.1-linux-x86_64.tar.bz2 
reveal.js-master.zip 
service_identity/ 
service_identity-17.0.0.dist-info/ 
service_identity-17.0.0-py2.py3-none-any.whl 
mat@mat-VirtualBox:~$ pip3 install Downloads/service_identity-17.0.0 
Invalid requirement: 'Downloads/service_identity-17.0.0' 
It looks like a path. Does it exist ? 
mat@mat-VirtualBox:~$ pip3 install Downloads/service_identity-17.0.0-py2.py3-none-any.whl 
Requirement already satisfied: service-identity==17.0.0 from file:///home/mat/Downloads/service_identity-17.0.0-py2.py3-none-any.whl in /usr/local/lib/python3.5/dist-packages 
Requirement already satisfied: pyopenssl>=0.12 in /usr/local/lib/python3.5/dist-packages (from service-identity==17.0.0) 
Requirement already satisfied: attrs in /usr/local/lib/python3.5/dist-packages (from service-identity==17.0.0) 
Requirement already satisfied: pyasn1-modules in /usr/local/lib/python3.5/dist-packages (from service-identity==17.0.0) 
Requirement already satisfied: pyasn1 in /usr/lib/python3/dist-packages (from service-identity==17.0.0) 
Requirement already satisfied: six>=1.5.2 in /usr/lib/python3/dist-packages (from pyopenssl>=0.12->service-identity==17.0.0) 
Requirement already satisfied: cryptography>=2.1.4 in /usr/local/lib/python3.5/dist-packages (from pyopenssl>=0.12->service-identity==17.0.0) 
Requirement already satisfied: asn1crypto>=0.21.0 in /usr/local/lib/python3.5/dist-packages (from cryptography>=2.1.4->pyopenssl>=0.12->service-identity==17.0.0) 
Requirement already satisfied: cffi>=1.7; platform_python_implementation != "PyPy" in /usr/local/lib/python3.5/dist-packages (from cryptography>=2.1.4->pyopenssl>=0.12->service-identity==17.0.0) 
Requirement already satisfied: idna>=2.1 in /usr/lib/python3/dist-packages (from cryptography>=2.1.4->pyopenssl>=0.12->service-identity==17.0.0) 
Requirement already satisfied: pycparser in /usr/local/lib/python3.5/dist-packages (from cffi>=1.7; platform_python_implementation != "PyPy"->cryptography>=2.1.4->pyopenssl>=0.12->service-identity==17.0.0) 
mat@mat-VirtualBox:~$ 

ohnehin zu sehen versuchen, was happes

mat@mat-VirtualBox:~/tutorial2$ scrapy crawl qoutes 
:0: UserWarning: You do not have a working installation of the service_identity module: 'cannot import name 'opentype''. Please install it from <https://pypi.python.org/pypi/service_identity> and make sure all of its dependencies are satisfied. Without the service_identity module, Twisted can perform only rudimentary TLS client hostname verification. Many valid certificate/hostname mappings may be rejected. 
2017-12-06 19:35:52 [scrapy.utils.log] INFO: Scrapy 1.4.0 started (bot: tutorial2) 
2017-12-06 19:35:52 [scrapy.utils.log] INFO: Overridden settings: {'BOT_NAME': 'tutorial2', 'ROBOTSTXT_OBEY': True, 'SPIDER_MODULES': ['tutorial2.spiders'], 'NEWSPIDER_MODULE': 'tutorial2.spiders'} 
Traceback (most recent call last): 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/spiderloader.py", line 69, in load 
    return self._spiders[spider_name] 
KeyError: 'qoutes' 

During handling of the above exception, another exception occurred: 

Traceback (most recent call last): 
    File "/usr/local/bin/scrapy", line 11, in <module> 
    sys.exit(execute()) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/cmdline.py", line 149, in execute 
    _run_print_help(parser, _run_command, cmd, args, opts) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/cmdline.py", line 89, in _run_print_help 
    func(*a, **kw) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/cmdline.py", line 156, in _run_command 
    cmd.run(args, opts) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/commands/crawl.py", line 57, in run 
    self.crawler_process.crawl(spname, **opts.spargs) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/crawler.py", line 167, in crawl 
    crawler = self.create_crawler(crawler_or_spidercls) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/crawler.py", line 195, in create_crawler 
    return self._create_crawler(crawler_or_spidercls) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/crawler.py", line 199, in _create_crawler 
    spidercls = self.spider_loader.load(spidercls) 
    File "/usr/local/lib/python3.5/dist-packages/scrapy/spiderloader.py", line 71, in load 
    raise KeyError("Spider not found: {}".format(spider_name)) 
KeyError: 'Spider not found: qoutes' 
mat@mat-VirtualBox:~/tutorial2$ 

Code in meinem /home/mat/tutorial2/tutorial2/spiders/qoutes_spider.py

import scrapy 


class QuotesSpider(scrapy.Spider): 
    name = "quotes" 

    def start_requests(self): 
     urls = [ 
      'http://quotes.toscrape.com/page/1/', 
      'http://quotes.toscrape.com/page/2/', 
     ] 
     for url in urls: 
      yield scrapy.Request(url=url, callback=self.parse) 

    def parse(self, response): 
     page = response.url.split("/")[-2] 
     filename = 'quotes-%s.html' % page 
     with open(filename, 'wb') as f: 
      f.write(response.body) 
     self.log('Saved file %s' % filename) 

Answer 1

Ihr Problem scheint ein Tippfehler zu sein. Sie verwenden qoutes und quotes. Tauschen o und u. Auch für service_identity ist eine Warnung als solche. Wenn Sie es installieren möchten, versuchen Sie

pip3 install service_identity --force --upgrade