change mysql address to homeserver

newsspider/middlewares.py

@@ -6,106 +6,11 @@
 from scrapy import signals
 
 # useful for handling different item types with a single interface
-from itemadapter import is_item, ItemAdapter
 from .myutils import ProxyPool
 from .settings import USERNAME, PASSWORD
 from faker import Faker
 
-
-class NewsspiderSpiderMiddleware:
-    # 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, 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 Request 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 DecspiderDownloaderMiddleware:
-    # 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)
     
-
 class ProxyMiddleware:
     def __init__(self):
         # 初始化代理列表和每个代理的失败计数

newsspider/settings.py

@@ -105,8 +105,8 @@ PROXYPOOL_MIN_DURATION = 1
 # MySQL Configuration
 MYSQL_USERNAME = "root"
 MYSQL_PASSWORD = "yGWptA_tX4bZ2q"
-MYSQL_HOST = "10.18.30.148"
-MYSQL_PORT = 3307
+MYSQL_HOST = "chenbingyuan.com"
+MYSQL_PORT = 7033
 MYSQL_DATABASE = "crawler_data"