我正在尝试学习Python的Webdriver,使用Python的基本理解,以及对Selenium和JAVA的更广泛的理解。我在跟踪找到这里的向导。我的代码:
import unittest
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
driver = webdriver.Firefox()
driver.get("http://www.google.com")
assert "Google" in driver.title
sb = driver.find_element_by_name(lst-ib)
sb.clear()
sb.send_keys("Youtube")
sb.send_keys(Keys.RETURN)
assert "No results found." not in driver.page_source
driver.close()现在,在PyCharm中运行这个程序将返回:
C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\python.exe C:/Users/mbrenn002c/PycharmProjects/PyDriver/Webdriver.py
Traceback (most recent call last):
File "C:/Users/mbrenn002c/PycharmProjects/PyDriver/Webdriver.py", line 5, in <module>
driver = webdriver.Firefox()
File "C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\lib\site-packages\selenium\webdriver\firefox\webdriver.py", line 145, in __init__
keep_alive=True)
File "C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 92, in __init__
self.start_session(desired_capabilities, browser_profile)
File "C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 179, in start_session
response = self.execute(Command.NEW_SESSION, capabilities)
File "C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 236, in execute
self.error_handler.check_response(response)
File "C:\Users\mbrenn002c\AppData\Local\Programs\Python\Python35-32\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 192, in check_response
raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.WebDriverException: Message: Expected browser binary location, but unable to find binary in default location, no 'moz:firefoxOptions.binary' capability provided, and no binary flag set on the command line
Process finished with exit code 1我的pip包是: selenium;beautifulsoup4。
我的路看起来是这样的:
%USERPROFILE%\AppData\Local\Mirosoft\WindowsApps;C:\Users\myuser\AppData\Programs\Python;C:\Pythone34;C:\Users\myuser\Desktop\File transfer\Eclipse Items\geckodrver.exe我的主要问题是:我做错了什么?据我所知,我已经正确地跟踪了所有的事情,这段代码应该打开geckodriver并按列出的方式工作。对于运行webdriver独立服务器,它甚至不会运行。
我试着在我的安卓手机的QPython客户端上使用相同的pip和代码运行它,它在控制台中返回了一些回调,最后如下所示:
Exception AttributeError: "'Service' object has no attribute 'log_file'" in <bound method Service.__del__ of <seleniumwebdriver.firefox.service.Service object at 0xf5e709f0>> ignored值得注意的是,我的手机没有根,我真正做的就是保存这个脚本,并安装Selenium和beautifulsoup4。
发布于 2017-01-09 20:27:22
selenium.common.exceptions.WebDriverException:消息:预期浏览器二进制位置,但无法在默认位置找到二进制文件,没有提供“moz:firefoxOptions.binary”功能,命令行上也没有设置二进制标志
唯一的例外是,Firefox安装了与Selenium不同的目录。试图访问默认路径,但找不到。您需要描述firefox在代码中的具体安装位置。
使用下面的片段;
import unittest
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.firefox.firefox_binary import FirefoxBinary
binary = FirefoxBinary('path/to/installed firefox binary')
driver = webdriver.Firefox(firefox_binary=binary)
driver.get("http://www.google.com")
assert "Google" in driver.title
sb = driver.find_element_by_name(lst-ib)
sb.clear()
sb.send_keys("Youtube")
sb.send_keys(Keys.RETURN)
assert "No results found." not in driver.page_source
driver.close()https://stackoverflow.com/questions/41555978
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