seleniumでよく使われる構文

# !/usr/bin/env python
# -*- coding:utf-8 -*-

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.common.by import By
from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
from selenium.webdriver import ActionChains


#   WebDriver  
# driver=webdriver.Firefox()
# driver=webdriver.Chrome()
# driver=webdriver.PhantomJS()


#      
dcap = dict(DesiredCapabilities.PHANTOMJS)
dcap["phantomjs.page.settings.userAgent"] = ("Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36")
driver = webdriver.PhantomJS(desired_capabilities=dcap)


# Cookie  
#   cookie
cookies={
    'username':'xxx',
    'password':'xxx'
}
driver.add_cookie(cookie_dict=cookies)
driver.get('http://example.com')
#   cookie
driver.get_cookies()


#   GET  (    )
driver.get('https://www.sogou.com/')


#        URL
url=driver.current_url
#   HTML  
source=driver.page_source


#   
driver.refresh()

#   
driver.save_screenshot('sougou.png')

#   
driver.forward()
#   
driver.back()

#      
driver.maximize_window()

#       (         ,      )
# driver.close()
#      
# driver.quit()


#         

#       
#       ,by        ,value       
# By.ID
# By.CLASS_NAME
# By.XPATH
# By.CSS_SELECTOR
# By.LINK_TEXT
# By.PARTIAL_LINK_TEXT
# By.NAME
# By.TAG_NAME
element=driver.find_element(by=By.ID,value='id')

#       
element = driver.find_element_by_id('id')
element=driver.find_element_by_class_name('class')
element=driver.find_element_by_xpath('xpath')
element=driver.find_element_by_css_selector('css_selector')
element=driver.find_element_by_link_text('link_text')                   #         
element=driver.find_element_by_partial_link_text('partial_link_text')   #         
element=driver.find_element_by_name('name')         #     name    
element=driver.find_element_by_tag_name('tag_name') #         

#       (  ,  list)
#       
elements=driver.find_elements(by=By.XPATH,value='xpath')
#       
elements=driver.find_elements_by_id('id')


#          
element.clear()

#           
element.send_keys('Python')

#        
element.send_keys(Keys.RETURN)

#     (  element      )
element.click()

#     
alert_ele=driver.switch_to.alert
alert_ele.dismiss()

#     ActionChains(   )
source_element=driver.find_element(By.ID,'id')
target_element=driver.find_element(By.ID,'id')
action_chains=ActionChains(driver)
action_chains.drag_and_drop(source=source_element,target=target_element).perform()


#           ,  : 
driver.set_page_load_timeout(30)

#           
#    ：           ,  : 
driver.implicitly_wait(5)
#    ：    
import time
time.sleep(5)
#    :    
try:
    element=WebDriverWait(driver,timeout=10).until(
        EC.presence_of_all_elements_located((By.ID,'id'))
    )
finally:
    driver.quit()


#   JS  
js='window.scrollTo(0,document.body.scrollHeight);'  #        
driver.execute_script(js)
time.sleep(3)