Implement study163 spider

spiders.yml

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+name: scrapy
+channels:
+  - defaults
+dependencies:
+  - appdirs=1.4.3=py37h28b3542_0
+  - asn1crypto=0.24.0=py37_0
+  - atomicwrites=1.3.0=py37_1
+  - attrs=19.1.0=py37_1
+  - automat=0.7.0=py37_0
+  - ca-certificates=2019.1.23=0
+  - certifi=2019.3.9=py37_0
+  - cffi=1.12.2=py37hb5b8e2f_1
+  - constantly=15.1.0=py37h28b3542_0
+  - cryptography=2.6.1=py37ha12b0ac_0
+  - cssselect=1.0.3=py37_0
+  - hyperlink=18.0.0=py37_0
+  - icu=58.2=h4b95b61_1
+  - idna=2.8=py37_0
+  - incremental=17.5.0=py37_0
+  - libcxx=4.0.1=hcfea43d_1
+  - libcxxabi=4.0.1=hcfea43d_1
+  - libedit=3.1.20181209=hb402a30_0
+  - libffi=3.2.1=h475c297_4
+  - libiconv=1.15=hdd342a3_7
+  - libxml2=2.9.9=hab757c2_0
+  - libxslt=1.1.33=h33a18ac_0
+  - lxml=4.3.2=py37hef8c89e_0
+  - more-itertools=6.0.0=py37_0
+  - ncurses=6.1=h0a44026_1
+  - openssl=1.1.1b=h1de35cc_1
+  - parsel=1.5.1=py37_0
+  - pip=19.0.3=py37_0
+  - pluggy=0.9.0=py37_0
+  - py=1.8.0=py37_0
+  - pyasn1=0.4.5=py_0
+  - pyasn1-modules=0.2.4=py37_0
+  - pycparser=2.19=py37_0
+  - pydispatcher=2.0.5=py37_1
+  - pyhamcrest=1.9.0=py37_2
+  - pyopenssl=19.0.0=py37_0
+  - pysocks=1.7.0=py37_0
+  - pytest=4.4.0=py37_1
+  - pytest-runner=4.4=py_0
+  - python=3.7.3=h359304d_0
+  - queuelib=1.5.0=py37_0
+  - readline=7.0=h1de35cc_5
+  - scrapy=1.5.2=py37_0
+  - selenium=3.141.0=py37h1de35cc_0
+  - service_identity=18.1.0=py37h28b3542_0
+  - setuptools=41.0.0=py37_0
+  - six=1.12.0=py37_0
+  - sqlite=3.27.2=ha441bb4_0
+  - tk=8.6.8=ha441bb4_0
+  - twisted=18.9.0=py37h1de35cc_0
+  - urllib3=1.25.2=py37_0
+  - w3lib=1.20.0=py37_0
+  - wheel=0.33.1=py37_0
+  - xz=5.2.4=h1de35cc_4
+  - zlib=1.2.11=h1de35cc_3
+  - zope=1.0=py37_1
+  - zope.interface=4.6.0=py37h1de35cc_0
+prefix: /Users/huy/miniconda3/envs/scrapy
+

study163/docker-compose.yml

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+version: '3'
+services:
+  selenium-chrome:
+    container_name: selenium-chrome-study-163
+    image: selenium/standalone-chrome-debug:3.141.59-neon
+    environment:
+      - VNC_NO_PASSWORD=1
+    volumes:
+      - /dev/shm:/dev/shm
+    ports:
+      - 4444:4444
+      - 15900:5900

study163/scrapy.cfg

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+# Automatically created by: scrapy startproject
+#
+# For more information about the [deploy] section see:
+# https://scrapyd.readthedocs.io/en/latest/deploy.html
+
+[settings]
+default = study163.settings
+
+[deploy]
+#url = http://localhost:6800/
+project = study163

study163/study163/common/SeleniumSpider.py

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+import logging
+import os
+
+from scrapy.spiders import Spider
+from selenium import webdriver
+from selenium.webdriver.remote.webdriver import WebDriver
+
+
+class SeleniumSpider(Spider):
+
+    browser: WebDriver
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.URL_TEMPLATE = 'http://{REMOTE_SELENIUM_ADDR}:4444/wd/hub'
+        self.USE_REMOTE_SELENIUM = os.getenv('USE_REMOTE_SELENIUM', 'FALSE')
+        self.REMOTE_SELENIUM_ADDR = os.getenv('REMOTE_SELENIUM_ADDR', '127.0.0.1')
+        self.PAGE_LOAD_TIME_OUT = 30
+        self.browser = self.get_selenium_driver()
+
+    def parse(self, response):
+        pass
+
+    def closed(self, spider) -> None:
+        logging.info("shut down selenium")
+        self.browser.close()
+
+    def get_selenium_driver(self) -> WebDriver:
+        if self.USE_REMOTE_SELENIUM == 'TRUE':
+            remote_selenium_url = self.URL_TEMPLATE.format(REMOTE_SELENIUM_ADDR=self.REMOTE_SELENIUM_ADDR)
+            driver = webdriver.Remote(
+                command_executor=remote_selenium_url,
+                desired_capabilities=webdriver.DesiredCapabilities.CHROME,
+            )
+            driver.set_page_load_timeout(self.PAGE_LOAD_TIME_OUT)
+            return driver
+        else:
+            return webdriver.Chrome()

study163/study163/common/__init__.py

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+#!/usr/bin/env python  
+""" 
+@author:shz 
+@license: Apache Licence 
+@file: __init__.py.py 
+@time: 2019/05/21
+@contact: sunhouzan@163.com
+@site:  
+@software: PyCharm 
+"""  
+

study163/study163/common/crawl.py

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+from abc import abstractmethod
+
+
+class CrawlStrategy:
+
+    @classmethod
+    def version(self):
+        return "1.0"
+
+    @abstractmethod
+    def crawl(self, spider, request):
+        raise NotImplementedError

study163/study163/items.py

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+# -*- coding: utf-8 -*-
+
+# Define here the models for your scraped items
+#
+# See documentation in:
+# https://doc.scrapy.org/en/latest/topics/items.html
+
+import scrapy
+
+
+class Study163Item(scrapy.Item):
+    # define the fields for your item here like:
+    # name = scrapy.Field()
+    pass

study163/study163/main.py

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+from scrapy import cmdline
+
+cmdline.execute("scrapy crawl study163".split())

study163/study163/middlewares.py

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+# -*- coding: utf-8 -*-
+
+# Define here the models for your spider middleware
+#
+# See documentation in:
+# https://doc.scrapy.org/en/latest/topics/spider-middleware.html
+
+from scrapy import signals
+
+
+class Study163SpiderMiddleware(object):
+    # Not all methods need to be defined. If a method is not defined,
+    # scrapy acts as if the spider middleware does not modify the
+    # passed objects.
+
+    @classmethod
+    def from_crawler(cls, crawler):
+        # This method is used by Scrapy to create your spiders.
+        s = cls()
+        crawler.signals.connect(s.spider_opened, signal=signals.spider_opened)
+        return s
+
+    def process_spider_input(self, response, spider):
+        # Called for each response that goes through the spider
+        # middleware and into the spider.
+
+        # Should return None or raise an exception.
+        return None
+
+    def process_spider_output(self, response, result, spider):
+        # Called with the results returned from the Spider, after
+        # it has processed the response.
+
+        # Must return an iterable of Request, dict or Item objects.
+        for i in result:
+            yield i
+
+    def process_spider_exception(self, response, exception, spider):
+        # Called when a spider or process_spider_input() method
+        # (from other spider middleware) raises an exception.
+
+        # Should return either None or an iterable of Response, dict
+        # or Item objects.
+        pass
+
+    def process_start_requests(self, start_requests, spider):
+        # Called with the start requests of the spider, and works
+        # similarly to the process_spider_output() method, except
+        # that it doesn’t have a response associated.
+
+        # Must return only requests (not items).
+        for r in start_requests:
+            yield r
+
+    def spider_opened(self, spider):
+        spider.logger.info('Spider opened: %s' % spider.name)
+
+
+class Study163DownloaderMiddleware(object):
+    # Not all methods need to be defined. If a method is not defined,
+    # scrapy acts as if the downloader middleware does not modify the
+    # passed objects.
+
+    @classmethod
+    def from_crawler(cls, crawler):
+        # This method is used by Scrapy to create your spiders.
+        s = cls()
+        crawler.signals.connect(s.spider_opened, signal=signals.spider_opened)
+        return s
+
+    def process_request(self, request, spider):
+        # Called for each request that goes through the downloader
+        # middleware.
+
+        # Must either:
+        # - return None: continue processing this request
+        # - or return a Response object
+        # - or return a Request object
+        # - or raise IgnoreRequest: process_exception() methods of
+        #   installed downloader middleware will be called
+        return None
+
+    def process_response(self, request, response, spider):
+        # Called with the response returned from the downloader.
+
+        # Must either;
+        # - return a Response object
+        # - return a Request object
+        # - or raise IgnoreRequest
+        return response
+
+    def process_exception(self, request, exception, spider):
+        # Called when a download handler or a process_request()
+        # (from other downloader middleware) raises an exception.
+
+        # Must either:
+        # - return None: continue processing this exception
+        # - return a Response object: stops process_exception() chain
+        # - return a Request object: stops process_exception() chain
+        pass
+
+    def spider_opened(self, spider):
+        spider.logger.info('Spider opened: %s' % spider.name)

study163/study163/pipelines.py

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+# -*- coding: utf-8 -*-
+
+# Define your item pipelines here
+#
+# Don't forget to add your pipeline to the ITEM_PIPELINES setting
+# See: https://doc.scrapy.org/en/latest/topics/item-pipeline.html
+
+
+class Study163Pipeline(object):
+    def process_item(self, item, spider):
+        return item

study163/study163/settings.py

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+# -*- coding: utf-8 -*-
+
+# Scrapy settings for study163 project
+#
+# For simplicity, this file contains only settings considered important or
+# commonly used. You can find more settings consulting the documentation:
+#
+#     https://doc.scrapy.org/en/latest/topics/settings.html
+#     https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
+#     https://doc.scrapy.org/en/latest/topics/spider-middleware.html
+
+BOT_NAME = 'study163'
+
+SPIDER_MODULES = ['study163.spiders']
+NEWSPIDER_MODULE = 'study163.spiders'
+
+USER_NAME = '17388082976'
+PASSWORD = '*'
+
+
+# Crawl responsibly by identifying yourself (and your website) on the user-agent
+#USER_AGENT = 'study163 (+http://www.yourdomain.com)'
+
+# Obey robots.txt rules
+ROBOTSTXT_OBEY = True
+
+# Configure maximum concurrent requests performed by Scrapy (default: 16)
+#CONCURRENT_REQUESTS = 32
+
+# Configure a delay for requests for the same website (default: 0)
+# See https://doc.scrapy.org/en/latest/topics/settings.html#download-delay
+# See also autothrottle settings and docs
+#DOWNLOAD_DELAY = 3
+# The download delay setting will honor only one of:
+#CONCURRENT_REQUESTS_PER_DOMAIN = 16
+#CONCURRENT_REQUESTS_PER_IP = 16
+
+# Disable cookies (enabled by default)
+#COOKIES_ENABLED = False
+
+# Disable Telnet Console (enabled by default)
+#TELNETCONSOLE_ENABLED = False
+
+# Override the default request headers:
+#DEFAULT_REQUEST_HEADERS = {
+#   'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
+#   'Accept-Language': 'en',
+#}
+
+# Enable or disable spider middlewares
+# See https://doc.scrapy.org/en/latest/topics/spider-middleware.html
+#SPIDER_MIDDLEWARES = {
+#    'study163.middlewares.Study163SpiderMiddleware': 543,
+#}
+
+# Enable or disable downloader middlewares
+# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html
+#DOWNLOADER_MIDDLEWARES = {
+#    'study163.middlewares.Study163DownloaderMiddleware': 543,
+#}
+
+# Enable or disable extensions
+# See https://doc.scrapy.org/en/latest/topics/extensions.html
+#EXTENSIONS = {
+#    'scrapy.extensions.telnet.TelnetConsole': None,
+#}
+
+# Configure item pipelines
+# See https://doc.scrapy.org/en/latest/topics/item-pipeline.html
+#ITEM_PIPELINES = {
+#    'study163.pipelines.Study163Pipeline': 300,
+#}
+
+# Enable and configure the AutoThrottle extension (disabled by default)
+# See https://doc.scrapy.org/en/latest/topics/autothrottle.html
+#AUTOTHROTTLE_ENABLED = True
+# The initial download delay
+#AUTOTHROTTLE_START_DELAY = 5
+# The maximum download delay to be set in case of high latencies
+#AUTOTHROTTLE_MAX_DELAY = 60
+# The average number of requests Scrapy should be sending in parallel to
+# each remote server
+#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
+# Enable showing throttling stats for every response received:
+#AUTOTHROTTLE_DEBUG = False
+
+# Enable and configure HTTP caching (disabled by default)
+# See https://doc.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
+#HTTPCACHE_ENABLED = True
+#HTTPCACHE_EXPIRATION_SECS = 0
+#HTTPCACHE_DIR = 'httpcache'
+#HTTPCACHE_IGNORE_HTTP_CODES = []
+#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'