接着上篇隨筆 selenium-配置文件定位元素 ,進行了配置文件設置後,將配置文件運用到定位元素中css
思路:拿到定位的 key 和 value 後,對 webdrvier 中定位進行封裝,使能夠直接運用html
主要的8種定位方法: web
- find_element_by_id
- find_element_by_name
- find_element_by_xpath
- find_element_by_link_text
- find_element_by_partial_link_text
- find_element_by_tag_name
- find_element_by_class_name
- find_element_by_css_selector
# conding=utf-8 from selenium import webdriver from auto_learning.config import ReadIni #導入讀取的配置文件的py文件,若是不能導入檢查是不是包(__init__.py文件存在 )文件 class FindElement(object): def __init__(self,driver): self.driver = driver def get_Element(self,pageElement,key): # 實例化ReadIni file_name = '../config/BaiduElement.ini' read_ini = ReadIni.ReadIni(file_name) key_value = read_ini.get_value(pageElement,key) key = key_value.split(':')[0] value = key_value.split(':')[1] try: if key == 'id': return self.driver.find_element_by_id(value) elif key == 'class': return self.driver.find_element_by_class_name(value) elif key == 'name': return self.driver.find_element_by_name(value) elif key == 'tag': return self.driver.find_element_by_tag_name(value) elif key == 'linkText': return self.driver.find_element_by_link_text(value) elif key == 'cssSelector': return self.driver.find_element_by_css_selector(value) elif key == 'xpath': return self.driver.find_element_by_xpath(value) except: return None
因爲瀏覽器有好多種,因此也須要從新定義瀏覽器的啓動chrome
對構造函數進行修改瀏覽器
def __init__(self,driverName): try: if driverName == 'chrome': self.driver = webdriver.Chrome() elif driverName == 'dege': self.driver = webdriver.Edge() elif driverName == 'firefox': self.driver = webdriver.Firefox() elif driverName == 'safari': self.driver = webdriver.Safari() except: error_message = "find not " + driverName print(error_message) self.driver.maximize_window() url = 'https://www.baidu.com' self.driver.get(url)
在項目中若是用單一瀏覽器可能會形成堵塞ide
因此就須要多個瀏覽器同時跑腳本,不至於一個瀏覽器的壓力太大函數
# conding=utf-8 from selenium import webdriver import time from auto_learning.config import ReadIni #導入讀取的配置文件的py文件,若是不能導入檢查是不是包(__init__.py文件存在 )文件 class FindElement(object): def __init__(self,i): self.driver = self.get_driver(i) time.sleep(3) url = 'https://www.baidu.com' self.driver.get(url) self.driver.maximize_window() def get_driver(self,i): if i == 0: return webdriver.Chrome() elif i == 1: return webdriver.Edge() elif i == 2: return webdriver.Firefox() elif i == 3: return webdriver.Safari() def get_Element(self,pageElement,key): # 實例化ReadIni file_name = '../config/BaiduElement.ini' read_ini = ReadIni.ReadIni(file_name) key_value = read_ini.get_value(pageElement,key) key = key_value.split(':')[0] value = key_value.split(':')[1] try: if key == 'id': return self.driver.find_element_by_id(value) elif key == 'class': return self.driver.find_element_by_class_name(value) elif key == 'name': return self.driver.find_element_by_name(value) elif key == 'tag': return self.driver.find_element_by_tag_name(value) elif key == 'linkText': return self.driver.find_element_by_link_text(value) elif key == 'cssSelector': return self.driver.find_element_by_css_selector(value) elif key == 'xpath': return self.driver.find_element_by_xpath(value) except: return None if __name__ == '__main__': for i in range(3): findElement = FindElement(i) input_text = findElement.get_Element('BaiduHomeElement','baidu_search_input')