python import win32api 報ImportError: DLL load failed: 找不到指定的模組。
阿新 • • 發佈：2018-12-14
我們可以在控制檯執行 scrapy bench 命令時 出現錯誤。（之前安裝了pywin32庫）
G:\Workspaces\python_wrok\WorkMain>scrapy bench 2018-10-09 13:22:36 [scrapy.utils.log] INFO: Scrapy 1.5.0 started (bot: scrapybot) 2018-10-09 13:22:36 [scrapy.utils.log] INFO: Versions: lxml 4.1.1.0, libxml2 2.9.5, cssselect 1.0.3, parsel 1.3.1, w3lib 1.19.0, Twisted 17.9.0, Python 3.6.2 (v3.6.2:5fd33b5, Jul 8 2017, 04:57:36) [MSC v.1900 64 bit (AMD64)], pyOpenSSL 17.5.0 (OpenSSL 1.1.0g 2 Nov 2017), cryptography 2.1.4, Platform Windows-10-10.0.17134-SP0 2018-10-09 13:22:38 [scrapy.crawler] INFO: Overridden settings: {'CLOSESPIDER_TIMEOUT': 10, 'LOGSTATS_INTERVAL': 1, 'LOG_LEVEL': 'INFO'} 2018-10-09 13:22:38 [scrapy.middleware] INFO: Enabled extensions: ['scrapy.extensions.corestats.CoreStats', 'scrapy.extensions.telnet.TelnetConsole', 'scrapy.extensions.closespider.CloseSpider', 'scrapy.extensions.logstats.LogStats'] Unhandled error in Deferred: 2018-10-09 13:22:38 [twisted] CRITICAL: Unhandled error in Deferred: 2018-10-09 13:22:38 [twisted] CRITICAL: Traceback (most recent call last): File "d:\program files (x86)\python\python36\lib\site-packages\twisted\internet\defer.py", line 1386, in _inlineCallbacks result = g.send(result) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\crawler.py", line 80, in crawl self.engine = self._create_engine() File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\crawler.py", line 105, in _create_engine return ExecutionEngine(self, lambda _: self.stop()) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\core\engine.py", line 69, in __init__ self.downloader = downloader_cls(crawler) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\core\downloader\__init__.py", line 88, in __init__ self.middleware = DownloaderMiddlewareManager.from_crawler(crawler) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\middleware.py", line 58, in from_crawler return cls.from_settings(crawler.settings, crawler) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\middleware.py", line 34, in from_settings mwcls = load_object(clspath) File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\utils\misc.py", line 44, in load_object mod = import_module(module) File "d:\program files (x86)\python\python36\lib\importlib\__init__.py", line 126, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "<frozen importlib._bootstrap>", line 978, in _gcd_import File "<frozen importlib._bootstrap>", line 961, in _find_and_load File "<frozen importlib._bootstrap>", line 950, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 655, in _load_unlocked File "<frozen importlib._bootstrap_external>", line 678, in exec_module File "<frozen importlib._bootstrap>", line 205, in _call_with_frames_removed File "d:\program files (x86)\python\python36\lib\site-packages\scrapy\downloadermiddlewares\retry.py", line 20, in <module> from twisted.web.client import ResponseFailed File "d:\program files (x86)\python\python36\lib\site-packages\twisted\web\client.py", line 42, in <module> from twisted.internet.endpoints import HostnameEndpoint, wrapClientTLS File "d:\program files (x86)\python\python36\lib\site-packages\twisted\internet\endpoints.py", line 41, in <module> from twisted.internet.stdio import StandardIO, PipeAddress File "d:\program files (x86)\python\python36\lib\site-packages\twisted\internet\stdio.py", line 30, in <module> from twisted.internet import _win32stdio File "d:\program files (x86)\python\python36\lib\site-packages\twisted\internet\_win32stdio.py", line 9, in <module> import win32api ImportError: DLL load failed: 找不到指定的模組。
我們執行時報錯了，下面來說解決方法。
參考網站：
找到我們安裝python的資料夾，在Lib檔案中找到site-packages\pywin32_system32
D:\Program Files (x86)\Python\Python36\Lib\site-packages\pywin32_system32
把裡面的所有的檔案複製到：C:\Windows\System32
現在，問題解決。無需重新開啟DOS視窗，直接執行：scrapy bench。
輸出正常：
G:\Workspaces\python_wrok\WorkMain>scrapy bench 2018-10-09 13:29:25 [scrapy.utils.log] INFO: Scrapy 1.5.0 started (bot: scrapybot) 2018-10-09 13:29:25 [scrapy.utils.log] INFO: Versions: lxml 4.1.1.0, libxml2 2.9.5, cssselect 1.0.3, parsel 1.3.1, w3lib 1.19.0, Twisted 17.9.0, Python 3.6.2 (v3.6.2:5fd33b5, Jul 8 2017, 04:57:36) [MSC v.1900 64 bit (AMD64)], pyOpenSSL 17.5.0 (OpenSSL 1.1.0g 2 Nov 2017), cryptography 2.1.4, Platform Windows-10-10.0.17134-SP0 2018-10-09 13:29:27 [scrapy.crawler] INFO: Overridden settings: {'CLOSESPIDER_TIMEOUT': 10, 'LOGSTATS_INTERVAL': 1, 'LOG_LEVEL': 'INFO'} 2018-10-09 13:29:27 [scrapy.middleware] INFO: Enabled extensions: ['scrapy.extensions.corestats.CoreStats', 'scrapy.extensions.telnet.TelnetConsole', 'scrapy.extensions.closespider.CloseSpider', 'scrapy.extensions.logstats.LogStats'] 2018-10-09 13:29:28 [scrapy.middleware] INFO: Enabled downloader middlewares: ['scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware', 'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware', 'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware', 'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware', 'scrapy.downloadermiddlewares.retry.RetryMiddleware', 'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware', 'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware', 'scrapy.downloadermiddlewares.redirect.RedirectMiddleware', 'scrapy.downloadermiddlewares.cookies.CookiesMiddleware', 'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware', 'scrapy.downloadermiddlewares.stats.DownloaderStats'] 2018-10-09 13:29:28 [scrapy.middleware] INFO: Enabled spider middlewares: ['scrapy.spidermiddlewares.httperror.HttpErrorMiddleware', 'scrapy.spidermiddlewares.offsite.OffsiteMiddleware', 'scrapy.spidermiddlewares.referer.RefererMiddleware', 'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware', 'scrapy.spidermiddlewares.depth.DepthMiddleware'] 2018-10-09 13:29:28 [scrapy.middleware] INFO: Enabled item pipelines: [] 2018-10-09 13:29:28 [scrapy.core.engine] INFO: Spider opened 2018-10-09 13:29:28 [scrapy.extensions.logstats] INFO: Crawled 0 pages (at 0 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:29 [scrapy.extensions.logstats] INFO: Crawled 45 pages (at 2700 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:30 [scrapy.extensions.logstats] INFO: Crawled 101 pages (at 3360 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:31 [scrapy.extensions.logstats] INFO: Crawled 157 pages (at 3360 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:32 [scrapy.extensions.logstats] INFO: Crawled 205 pages (at 2880 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:33 [scrapy.extensions.logstats] INFO: Crawled 245 pages (at 2400 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:34 [scrapy.extensions.logstats] INFO: Crawled 293 pages (at 2880 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:35 [scrapy.extensions.logstats] INFO: Crawled 333 pages (at 2400 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:36 [scrapy.extensions.logstats] INFO: Crawled 365 pages (at 1920 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:37 [scrapy.extensions.logstats] INFO: Crawled 397 pages (at 1920 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:38 [scrapy.extensions.logstats] INFO: Crawled 429 pages (at 1920 pages/min), scraped 0 items (at 0 items/min) 2018-10-09 13:29:38 [scrapy.core.engine] INFO: Closing spider (closespider_timeout) 2018-10-09 13:29:39 [scrapy.statscollectors] INFO: Dumping Scrapy stats: {'downloader/request_bytes': 182259, 'downloader/request_count': 445, 'downloader/request_method_count/GET': 445, 'downloader/response_bytes': 1206761, 'downloader/response_count': 445, 'downloader/response_status_count/200': 445, 'finish_reason': 'closespider_timeout', 'finish_time': datetime.datetime(2018, 10, 9, 5, 29, 39, 237614), 'log_count/INFO': 17, 'request_depth_max': 16, 'response_received_count': 445, 'scheduler/dequeued': 445, 'scheduler/dequeued/memory': 445, 'scheduler/enqueued': 8901, 'scheduler/enqueued/memory': 8901, 'start_time': datetime.datetime(2018, 10, 9, 5, 29, 28, 362686)} 2018-10-09 13:29:39 [scrapy.core.engine] INFO: Spider closed (closespider_timeout) G:\Workspaces\python_wrok\WorkMain>