{"id":1650,"date":"2020-06-08T22:51:00","date_gmt":"2020-06-08T14:51:00","guid":{"rendered":"https:\/\/www.yumefx.com\/?p=1650"},"modified":"2021-03-02T17:51:11","modified_gmt":"2021-03-02T09:51:11","slug":"selenium-%e6%b5%8f%e8%a7%88%e5%99%a8%e8%87%aa%e5%8a%a8%e5%8c%96%ef%bc%88%e4%b8%8a%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.yumefx.com\/?p=1650","title":{"rendered":"selenium-\u6d4f\u89c8\u5668\u81ea\u52a8\u5316\uff08\u4e0a\uff09"},"content":{"rendered":"\n

\u4ecb\u7ecd<\/h1>\n

Selenium \u662f\u4e00\u4e2a Web \u5e94\u7528\u7684\u81ea\u52a8\u5316\u6846\u67b6\u3002<\/p>\n

\u901a\u8fc7\u5b83\uff0c\u6211\u4eec\u53ef\u4ee5\u5199\u51fa\u81ea\u52a8\u5316\u7a0b\u5e8f\uff0c\u50cf\u4eba\u4e00\u6837\u5728\u6d4f\u89c8\u5668\u91cc\u64cd\u4f5cweb\u754c\u9762\u3002 \u6bd4\u5982\u70b9\u51fb\u754c\u9762\u6309\u94ae\uff0c\u5728\u6587\u672c\u6846\u4e2d\u8f93\u5165\u6587\u5b57 \u7b49\u64cd\u4f5c\u3002<\/p>\n

\u800c\u4e14\u8fd8\u80fd\u4eceweb\u754c\u9762\u83b7\u53d6\u4fe1\u606f\u3002 \u6bd4\u5982\u7f16\u5199\u722c\u866b\u83b7\u53d612306\u7968\u52a1\u4fe1\u606f\uff0c\u62db\u8058\u7f51\u7ad9\u804c\u4f4d\u4fe1\u606f\uff0c\u8d22\u7ecf\u7f51\u7ad9\u80a1\u7968\u4ef7\u683c\u4fe1\u606f \u7b49\u7b49\uff0c\u7136\u540e\u7528\u7a0b\u5e8f\u8fdb\u884c\u5206\u6790\u5904\u7406\u3002<\/p>\n

Selenium \u7684\u81ea\u52a8\u5316\u6d41\u7a0b\u5982\u4e0b<\/p>\n

    \n
  1. \u7a0b\u5e8f\u8c03\u7528Selenium \u5ba2\u6237\u7aef\u5e93\u51fd\u6570\uff08\u6bd4\u5982\u70b9\u51fb\u6309\u94ae\u5143\u7d20\uff09<\/li>\n
  2. \u5ba2\u6237\u7aef\u5e93\u4f1a\u53d1\u9001Selenium \u547d\u4ee4 \u7ed9\u6d4f\u89c8\u5668\u7684\u9a71\u52a8\u7a0b\u5e8f<\/li>\n
  3. \u6d4f\u89c8\u5668\u9a71\u52a8\u7a0b\u5e8f\u63a5\u6536\u5230\u547d\u4ee4\u540e ,\u9a71\u52a8\u6d4f\u89c8\u5668\u53bb\u6267\u884c\u547d\u4ee4<\/li>\n
  4. \u6d4f\u89c8\u5668\u6267\u884c\u547d\u4ee4<\/li>\n
  5. \u6d4f\u89c8\u5668\u9a71\u52a8\u7a0b\u5e8f\u83b7\u53d6\u547d\u4ee4\u6267\u884c\u7684\u7ed3\u679c\uff0c\u8fd4\u56de\u7ed9\u6211\u4eec\u81ea\u52a8\u5316\u7a0b\u5e8f<\/li>\n
  6. \u7a0b\u5e8f\u5bf9\u8fd4\u56de\u7ed3\u679c\u8fdb\u884c\u5904\u7406<\/li>\n<\/ol>\n

    Selenium\u7ec4\u7ec7\u63d0\u4f9b\u4e86\u591a\u79cd \u7f16\u7a0b\u8bed\u8a00\u7684Selenium\u5ba2\u6237\u7aef\u5e93\uff0c \u5305\u62ec java\uff0cpython\uff0cjs\uff0c ruby\u7b49\uff0c\u65b9\u4fbf\u4e0d\u540c\u7f16\u7a0b\u8bed\u8a00\u7684\u5f00\u53d1\u8005\u4f7f\u7528\u3002<\/p>\n

    \u6d4f\u89c8\u5668\u9a71\u52a8\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u7a0b\u5e8f\uff0c\u662f\u7531\u6d4f\u89c8\u5668\u5382\u5546\u63d0\u4f9b\u7684\uff0c \u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u9700\u8981\u4f7f\u7528\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u9a71\u52a8\u3002<\/p>\n

    \u4e0a\u9762\u6d41\u7a0b\u4e2d\u4e0d\u540c\u90e8\u5206\u4e4b\u95f4\u901a\u8fc7HTTP\u54cd\u5e94\u548c\u8f6c\u53d1\u6765\u4f20\u9012\u547d\u4ee4\u548c\u4fe1\u606f\u3002<\/p>\n

    \u00a0<\/h1>\n

    python\u5ba2\u6237\u7aef\u5e93\u53ca\u6d4f\u89c8\u5668\u9a71\u52a8\u5b89\u88c5<\/h1>\n

    \u4f7f\u7528pip\u5373\u53ef\u65b9\u4fbf\u7684\u5b89\u88c5selenium\u5ba2\u6237\u7aef\u5e93<\/p>\n\n\n\n

    \npip install selenium<\/span>\n<\/pre>\n\n\n\n
    \u6d4f\u89c8\u5668\u9a71\u52a8 \u662f\u548c \u6d4f\u89c8\u5668\u5bf9\u5e94\u7684\uff0c\u4e0d\u540c\u7684\u6d4f\u89c8\u5668 \u9700\u8981\u9009\u62e9\u4e0d\u540c\u7684\u6d4f\u89c8\u5668\u9a71\u52a8\u3002<\/p>\n
    \u76ee\u524d\u4e3b\u6d41\u7684\u6d4f\u89c8\u5668\u4e2d\uff0c Chrome \u6d4f\u89c8\u5668\u5bf9Selenium\u81ea\u52a8\u5316\u7684\u652f\u6301\u66f4\u52a0\u6210\u719f\u4e00\u4e9b\u3002<\/p>\n
    \u5b89\u88c5\u6700\u65b0\u7248\u7684Chrome\u6d4f\u89c8\u5668\uff0c\u53ef\u4ee5\u70b9\u51fb\u8fd9\u91cc\u4e0b\u8f7d<\/a><\/p>\n
    \u6253\u5f00\u4e0b\u9762\u7684\u8fde\u63a5\uff0c\u8bbf\u95eeChrome \u6d4f\u89c8\u5668\u7684\u9a71\u52a8\u4e0b\u8f7d\u9875\u9762<\/p>\n
    Chrome \u6d4f\u89c8\u5668\u9a71\u52a8\u4e0b\u8f7d\u5730\u5740<\/a><\/p>\n
    \u6ce8\u610f\u6d4f\u89c8\u5668\u9a71\u52a8 \u5fc5\u987b\u8981\u548c\u6d4f\u89c8\u5668\u7248\u672c\u5339\u914d\uff0c\u5982\u679c\u6ca1\u6709\u5b8c\u5168\u4e00\u6837\u7684\u7248\u672c\u5c31\u9009\u62e9\u6700\u63a5\u8fd1\u7684\u7248\u672c\u3002<\/p>\n
    \u89e3\u538b\u51fa\u6765\u7684\u7a0b\u5e8f\u653e\u5230\u82f1\u6587\u8def\u5f84\u4e0b\uff0c\u8c03\u7528\u65f6\u9700\u8981\u6307\u5b9a\u9a71\u52a8\u7a0b\u5e8f\u7684\u8def\u5f84\uff0c\u6216\u8005\u5c06\u9a71\u52a8\u7a0b\u5e8f\u8def\u5f84\u52a0\u5165\u7cfb\u7edf\u7684PATH\u73af\u5883\u53d8\u91cf\u4e2d\u3002<\/p>\n\n\n\n
    \nfrom selenium import webdriver<\/span>\n<\/span>\n# \u521b\u5efa WebDriver \u5bf9\u8c61\uff0c\u6307\u660e\u4f7f\u7528chrome\u6d4f\u89c8\u5668\u9a71\u52a8<\/span>\nwd = webdriver.Chrome(r'd:\\webdrivers\\chromedriver.exe')<\/span>\n<\/span>\n# \u8c03\u7528WebDriver \u5bf9\u8c61\u7684get\u65b9\u6cd5 \u53ef\u4ee5\u8ba9\u6d4f\u89c8\u5668\u6253\u5f00\u6307\u5b9a\u7f51\u5740<\/span>\nwd.get('https:\/\/www.baidu.com')<\/span>\n<\/span>\n#\u5173\u95ed<\/span>\nwd.quit()<\/span>\n<\/pre>\n\n\n\n
    \u5176\u4ed6\u6d4f\u89c8\u5668\u7684\u9a71\u52a8\u7a0b\u5e8f\u5982\u4e0b\uff1a<\/p>\n
    IE\u6d4f\u89c8\u5668\u9a71\u52a8\u4e0b\u8f7d<\/a><\/p>\n
    Firefox\u6d4f\u89c8\u5668\u9a71\u52a8\u4e0b\u8f7d<\/a><\/p>\n
    Edge\u6d4f\u89c8\u5668\u9a71\u52a8\u4e0b\u8f7d<\/a><\/p>\n
    \u00a0<\/h1>\n
    \u5e38\u7528\u547d\u4ee4<\/h1>\n
    1. \u8df3\u8f6c\u81f3\u6307\u5b9a\u7f51\u9875<\/p>\n\n\n\n
    \ndriver.get('http:\/\/www.baidu.com')<\/span>\n<\/pre>\n\n\n\n
    2. \u83b7\u53d6\u5f53\u524d\u9875\u9762\u6807\u9898\u5185\u5bb9<\/p>\n\n\n\n
    \ndriver.title<\/span>\n<\/pre>\n\n\n\n
    3. \u83b7\u53d6\u5f53\u524d\u7f51\u9875\u5730\u5740<\/p>\n\n\n\n
    \ndriver.current_url<\/span>\n<\/pre>\n\n\n\n
    4. \u83b7\u53d6\u5f53\u524d\u9875\u9762\u5143\u7d20<\/p>\n\n\n\n
    \ndriver.page_source<\/span>\n<\/pre>\n\n\n\n
    5. \u56de\u9000\u5230\u4e4b\u524d\u6253\u5f00\u7684\u9875\u9762<\/p>\n\n\n\n
    \ndriver.back()<\/span>\n<\/pre>\n\n\n\n
    6. \u524d\u8fdb\u5230\u56de\u9000\u4e4b\u524d\u7684\u9875\u9762<\/p>\n\n\n\n
    \ndriver.forward()<\/span>\n<\/pre>\n\n\n\n
    7.\u8bbe\u7f6e\u6d4f\u89c8\u5668\u7a97\u53e3\u5927\u5c0f<\/p>\n\n\n\n
    \ndriver.set_window_size(800,600)   #\u5c06\u6d4f\u89c8\u5668\u7a97\u53e3\u5927\u5c0f\u8bbe\u7f6e\u4e3a800*600<\/span>\ndriver.maximize_window() #\u5c06\u6d4f\u89c8\u5668\u7a97\u53e3\u8bbe\u7f6e\u6700\u5927\u5316<\/span>\n<\/pre>\n\n\n\n
    8.\u6a21\u62df\u9f20\u6807\u64cd\u4f5c<\/p>\n
    \u9700\u8981\u5f15\u5165\u5305ActionChains\uff1a<\/p>\n\n\n\n
    \nfrom selenium.webdriver.common.action_chains import ActionChains<\/span>\n<\/span>\n#\u5728\u641c\u7d22\u6587\u672c\u6846\u5229\u7528context_click()\u8fdb\u884c\u9f20\u6807\u53f3\u51fb,perform() \u662f\u6267\u884c\u65b9\u6cd5\u7684\u8bed\u53e5<\/span>\nActionChains(driver).context_click(driver.find_element_by_id('kw')).perform()<\/span>\n<\/span>\n#\u53cc\u51fb<\/span>\nActionChains(driver).double_click(driver.find_element_by_id('kw')).perform()<\/span>\n<\/span>\n#\u62d6\u62fd\u5230<\/span>\nActionChains(driver).drag_and_drop(driver.find_element_by_id('kw'),driver.find_element_by_id('su')).perform()<\/span>\n<\/span>\n#\u79fb\u52a8\u5230<\/span>\nActionChains(driver).move_to_element(driver.find_element_by_id('kw')).perform()<\/span>\n<\/span>\n#\u70b9\u51fb\u5e76\u505c\u7559<\/span>\nActionChains(driver).click_and_hold(driver.find_element_by_id('su')).perform()<\/span>\n<\/pre>\n\n\n\n
    9.\u6a21\u62df\u952e\u76d8\u64cd\u4f5c<\/p>\n
    \u9700\u8981\u5f15\u5165\u5305ActionChains\uff1a<\/p>\n\n\n\n
    \nfrom selenium.webdriver.common.keys import Keys<\/span>\n<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.BACK_SPACE)  # Backspace<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.SPACE)  # Space\u952e<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.DELETE)  # Delete\u952e<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.CONTROL,'a')  # CTRL + A<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.CONTROL,'x')  # CTRL + X<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.CONTROL,'v')  # CTRL + V<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.ENTER)  # ENTER\u952e<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.CONTROL,'c')  # CTRL + C<\/span>\ndriver.find_element_by_id('kw').send_keys(Keys.TAB)  # TAB\u952e<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h1>\n
    \u9009\u62e9\u5143\u7d20<\/h1>\n
    web\u754c\u9762\u81ea\u52a8\u5316\uff0c\u8981\u64cd\u63a7\u5143\u7d20\uff0c\u9996\u5148\u9700\u8981\u9009\u62e9\u754c\u9762\u5143\u7d20 \uff0c\u6216\u8005\u8bf4\u5b9a\u4f4d\u5230\u8981\u64cd\u4f5c\u7684\u754c\u9762\u5143\u7d20\u3002<\/p>\n
    \u65b9\u6cd5\u5c31\u662f\uff1a\u544a\u8bc9\u6d4f\u89c8\u5668\uff0c\u4f60\u8981\u64cd\u4f5c\u7684\u8fd9\u4e2a web \u5143\u7d20\u7684 \u7279\u5f81<\/code> \u3002<\/p>\n
    \u5143\u7d20\u7684\u7279\u5f81\u600e\u4e48\u67e5\u770b\uff1f<\/p>\n
    \u53ef\u4ee5\u4f7f\u7528\u6d4f\u89c8\u5668\u7684 \u5f00\u53d1\u8005\u5de5\u5177\u680f<\/code> \u5e2e\u6211\u4eec\u67e5\u770b\u3001\u9009\u62e9 web \u5143\u7d20\u3002<\/p>\n
    \u7528chrome\u6d4f\u89c8\u5668\u8bbf\u95ee\u767e\u5ea6\uff0c\u6309F12\u540e\uff0c\u70b9\u51fb\u4e0b\u56fe\u7bad\u5934\u5904\u7684Elements\u6807\u7b7e\uff0c\u5373\u53ef\u67e5\u770b\u9875\u9762\u5bf9\u5e94\u7684HTML \u5143\u7d20\u3002<\/p>\n
    \"\"<\/p>\n
    \u518d\u70b9\u51fb \u6700\u5de6\u8fb9\u7684\u56fe\u6807\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n
    \"\"<\/p>\n
    \u4e4b\u540e\uff0c\u9f20\u6807\u5728\u754c\u9762\u4e0a\u70b9\u51fb\u54ea\u4e2a\u5143\u7d20\uff0c\u5c31\u53ef\u4ee5\u67e5\u770b \u8be5\u5143\u7d20\u5bf9\u5e94\u7684html\u6807\u7b7e<\/strong> \u4e86\u3002<\/p>\n
    \u6bd4\u5982\uff0c\u7b2c\u4e00\u5f20\u56fe\u7684\u9ad8\u4eae\u5904\uff0c\u5c31\u662f\u767e\u5ea6\u641c\u7d22\u8f93\u5165\u6846 \u5bf9\u5e94\u7684 input\u5143\u7d20\u3002<\/p>\n
    \u7136\u540e\u5c31\u53ef\u4ee5\u6839\u636e\u5404\u79cd\u65b9\u5f0f\u8fdb\u884c\u9009\u62e9\u3002<\/p>\n
    \u00a0<\/h3>\n
    \u6839\u636eid\u8fdb\u884c\u9009\u62e9<\/h3>\n
    \u4ee5\u4e0a\u56fe\u7684\u641c\u7d22\u8f93\u5165\u6846\u4e3a\u4f8b<\/p>\n\n\n\n
    \n# \u6839\u636eid\u9009\u62e9\u5143\u7d20\uff0c\u8fd4\u56de\u7684\u5c31\u662f\u8be5\u5143\u7d20\u5bf9\u5e94\u7684WebElement\u5bf9\u8c61<\/span>\nelement = wd.find_element_by_id('kw')<\/span>\n<\/span>\n# \u901a\u8fc7\u8be5 WebElement\u5bf9\u8c61\uff0c\u5c31\u53ef\u4ee5\u5bf9\u9875\u9762\u5143\u7d20\u8fdb\u884c\u64cd\u4f5c\u4e86<\/span>\n# \u6bd4\u5982\u8f93\u5165\u5b57\u7b26\u4e32\u5230 \u8fd9\u4e2a \u8f93\u5165\u6846\u91cc<\/span>\nelement.send_keys('yumefx\\n')<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h3>\n
    \u6839\u636ename\u8fdb\u884c\u9009\u62e9<\/h3>\n\n\n\n
    \ndriver.find_element_by_link_text('\u8d34\u5427')<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h3>\n
    \u6839\u636e\u94fe\u63a5\u6587\u672c\u4fe1\u606f\u8fdb\u884c\u9009\u62e9<\/h3>\n\n\n\n
    \ndriver.find_element_by_link_text('\u65b0')<\/span>\n#\u6216\u8005<\/span>\ndriver.find_element_by_partial_link_text('\u65b0')<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h3>\n
    \u6839\u636eclass\u8fdb\u884c\u9009\u62e9<\/h3>\n
    \u4f8b\u5982\u4ee5\u4e0b\u7f51\u9875\u4ee3\u7801<\/p>\n\n\n\n
    \n<div class="animal"><span>\u72ee\u5b50<\/span><\/div><\/span>\n<\/pre>\n\n\n\n
    \u4ee5\u4e0b\u4e3a\u9009\u53d6\u4ee3\u7801<\/p>\n\n\n\n
    \n# \u6839\u636eclass\u5c5e\u6027\u9009\u53d6\u5143\u7d20<\/span>\nelements = wd.find_elements_by_class_name('animal')<\/span>\nfor element in elements:<\/span>\n    #WebElement \u5bf9\u8c61\u7684text\u5c5e\u6027\u53ef\u4ee5\u83b7\u53d6\u8be5\u5143\u7d20 \u5728\u7f51\u9875\u4e2d\u7684\u6587\u672c\u5185\u5bb9<\/span>\n    print(element.text)<\/span>\n<\/pre>\n\n\n\n
    class\u5c5e\u6027\u662f\u53ef\u4ee5\u91cd\u590d\u7684\uff0c\u4e00\u4e2a\u9875\u9762\u4e0a\u53ef\u80fd\u6709\u591a\u4e2a\u540c\u6837\u5c5e\u6027\u7684\u5143\u7d20\u3002<\/p>\n
    \u4f7f\u7528 find_elements<\/code> \u9009\u62e9\u7684\u662f\u7b26\u5408\u6761\u4ef6\u7684 \u6240\u6709<\/code> \u5143\u7d20\uff0c \u5982\u679c\u6ca1\u6709\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\uff0c \u8fd4\u56de\u7a7a\u5217\u8868<\/code><\/p>\n
    \u4f7f\u7528 find_element<\/code> \u9009\u62e9\u7684\u662f\u7b26\u5408\u6761\u4ef6\u7684 \u7b2c\u4e00\u4e2a<\/code> \u5143\u7d20\uff0c \u5982\u679c\u6ca1\u6709\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\uff0c \u629b\u51fa NoSuchElementException \u5f02\u5e38<\/code><\/p>\n
    \u540e\u9762\u7684\u4e00\u4e9b\u9009\u62e9\u65b9\u5f0f\u4e5f\u662f\u5982\u6b64\uff0c\u540e\u9762\u4e0d\u518d\u8bf4\u660e\u3002<\/p>\n
    \u53e6\u5916\u5143\u7d20\u4e5f\u53ef\u4ee5\u6709 \u591a\u4e2aclass\u7c7b\u578b \uff0c\u591a\u4e2aclass\u7c7b\u578b\u7684\u503c\u4e4b\u95f4\u7528 \u7a7a\u683c<\/code> \u9694\u5f00\uff0c\u6bd4\u5982<\/p>\n\n\n\n
    \n<span class="chinese student">\u5f20\u4e09<\/span><\/span>\n<\/pre>\n\n\n\n
    \u6ce8\u610f\uff0c\u8fd9\u91cc span\u5143\u7d20 \u6709\u4e24\u4e2aclass\u5c5e\u6027\uff0c\u5206\u522b \u662f chinese \u548c student\uff0c \u800c\u4e0d\u662f\u4e00\u4e2a \u540d\u4e3a chinese student \u7684\u5c5e\u6027\u3002<\/p>\n
    \u6211\u4eec\u8981\u7528\u4ee3\u7801\u9009\u62e9\u8fd9\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u6307\u5b9a\u4efb\u610f\u4e00\u4e2aclass \u5c5e\u6027\u503c\uff0c\u90fd\u53ef\u4ee5\u9009\u62e9\u5230\u8fd9\u4e2a\u5143\u7d20\u3002<\/p>\n
    \u00a0<\/h3>\n
    \u6839\u636etag\u540d\u9009\u62e9\u5143\u7d20<\/h3>\n
    \u7c7b\u4f3c\u7684\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u65b9\u6cd5 find_elements_by_tag_name<\/code> \uff0c\u9009\u62e9\u6240\u6709\u7684tag\u540d\u4e3a div\u7684\u5143\u7d20\uff0c\u5982\u4e0b\u6240\u793a<\/p>\n\n\n\n
    \n# tag\u540d\u4e3a div \u7684\u5143\u7d20\u5bf9\u5e94\u7684 WebElement\u5bf9\u8c61<\/span>\nelements = wd.find_elements_by_tag_name('div')<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h3>\n
    \u901a\u8fc7WebElement\u5bf9\u8c61\u9009\u62e9\u5143\u7d20<\/h3>\n
    \u4e0d\u4ec5 WebDriver\u5bf9\u8c61\u6709 \u9009\u62e9\u5143\u7d20 \u7684\u65b9\u6cd5\uff0c WebElement\u5bf9\u8c61 \u4e5f\u6709\u9009\u62e9\u5143\u7d20\u7684\u65b9\u6cd5\u3002<\/p>\n
    WebElement\u5bf9\u8c61 \u4e5f\u53ef\u4ee5\u8c03\u7528 find_elements_by_xxx<\/code>\uff0c find_element_by_xxx<\/code> \u4e4b\u7c7b\u7684\u65b9\u6cd5<\/p>\n
    WebDriver \u5bf9\u8c61 \u9009\u62e9\u5143\u7d20\u7684\u8303\u56f4\u662f \u6574\u4e2a web\u9875\u9762\uff0c \u800cWebElement \u5bf9\u8c61 \u9009\u62e9\u5143\u7d20\u7684\u8303\u56f4\u662f \u8be5\u5143\u7d20\u7684\u5185\u90e8\u3002<\/p>\n
    \u56e0\u4e3a\u7f51\u9875\u5143\u7d20\u7ecf\u5e38\u662f\u5c42\u5c42\u5d4c\u5957\u7684\u3002<\/p>\n\n\n\n
    \nelement = wd.find_element_by_id('container')<\/span>\n<\/span>\n# \u9650\u5236\u9009\u62e9\u5143\u7d20\u7684\u8303\u56f4\u662f id \u4e3a container \u5143\u7d20\u7684\u5185\u90e8\u3002<\/span>\nspans = element.find_elements_by_tag_name('span')<\/span>\nfor span in spans:<\/span>\n    print(span.text)<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h1>\n
    \u7b49\u5f85\u754c\u9762\u5143\u7d20\u51fa\u73b0<\/h1>\n
    \u5728\u8fdb\u884c\u7f51\u9875\u64cd\u4f5c\u7684\u65f6\u5019\uff0c \u6709\u7684\u5143\u7d20\u5185\u5bb9\u4e0d\u662f\u53ef\u4ee5\u7acb\u5373\u51fa\u73b0\u7684\uff0c \u53ef\u80fd\u4f1a\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u3002<\/p>\n
    \u6bd4\u5982 \u767e\u5ea6\u641c\u7d22\u4e00\u4e2a\u8bcd\u8bed\uff0c \u6211\u4eec\u70b9\u51fb\u641c\u7d22\u540e\uff0c \u6d4f\u89c8\u5668\u9700\u8981\u628a\u8fd9\u4e2a\u641c\u7d22\u8bf7\u6c42\u53d1\u9001\u7ed9\u767e\u5ea6\u670d\u52a1\u5668\uff0c \u767e\u5ea6\u670d\u52a1\u5668\u8fdb\u884c\u5904\u7406\u540e\uff0c\u628a\u641c\u7d22\u7ed3\u679c\u8fd4\u56de\u7ed9\u6211\u4eec\u3002<\/p>\n
    \u6240\u4ee5\uff0c\u4ece\u70b9\u51fb\u641c\u7d22\u5230\u5f97\u5230\u7ed3\u679c\uff0c\u9700\u8981\u4e00\u5b9a\u7684\u65f6\u95f4\uff0c\u800c\u4ee3\u7801\u6267\u884c\u7684\u901f\u5ea6\u6bd4\u767e\u5ea6\u670d\u52a1\u5668\u54cd\u5e94\u7684\u901f\u5ea6\u5feb\uff0c\u8fd9\u6837\u5c31\u4f1a\u5bfc\u81f4\u627e\u4e0d\u5230\u5143\u7d20\u800c\u51fa\u73b0\u5f02\u5e38\u3002<\/p>\n
    Selenium\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u9ad8\u6548\u7684\u89e3\u51b3\u65b9\u6848 implicitly_wait<\/code>\uff0c\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n
    \u5f53\u53d1\u73b0\u5143\u7d20\u6ca1\u6709\u627e\u5230\u7684\u65f6\u5019\uff0c \u5468\u671f\u6027\uff08\u6bcf\u9694\u534a\u79d2\u949f\uff09\u91cd\u65b0\u5bfb\u627e\u8be5\u5143\u7d20\uff0c\u76f4\u5230\u8be5\u5143\u7d20\u627e\u5230\uff0c\u6216\u8005\u8d85\u51fa\u6307\u5b9a\u6700\u5927\u7b49\u5f85\u65f6\u957f\uff0c\u8fd9\u65f6\u624d \u629b\u51fa\u5f02\u5e38\u3002<\/p>\n
    \u53ea\u8981\u5728\u4ee3\u7801\u4e2d\u52a0\u5165\u4ee5\u4e0b\u4ee3\u7801\uff0c\u90a3\u4e48\u540e\u7eed\u6240\u6709\u67e5\u8be2\u7b49\u64cd\u4f5c\u90fd\u4f1a\u81ea\u52a8\u7b49\u5f85\u3002<\/p>\n\n\n\n
    \nwd.implicitly_wait(10)<\/span>\n<\/pre>\n\n\n\n
    \u00a0<\/h1>\n
    \u64cd\u63a7\u5143\u7d20<\/h1>\n
    \u9009\u62e9\u5230\u5143\u7d20\u540e\uff0c\u5c31\u53ef\u4ee5\u5bf9\u5143\u7d20\u8fdb\u884c\u64cd\u4f5c\u4e86\u3002<\/p>\n
    \u64cd\u4f5c\u5143\u7d20\u901a\u5e38\u5305\u62ec<\/p>\n