新手学习，帮忙看看这是什么原因

shoyan

Traceback (most recent call last):

  File "D:\eclipse\workspace\test\123\123.py", line 6, in <module>

    driver = webdriver.Firefox()

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\firefox\webdriver.py", line 85, in __init__

    keep_alive=True)

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\remote\webdriver.py", line 90, in __init__

    self.start_session(desired_capabilities, browser_profile)

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\remote\webdriver.py", line 177, in start_session

    response = self.execute(Command.NEW_SESSION, capabilities)

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\remote\webdriver.py", line 234, in execute

    response = self.command_executor.execute(driver_command, params)

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\remote\remote_connection.py", line 398, in execute

    data = utils.dump_json(params)

  File "C:\Python27\lib\site-packages\selenium-2.53.6-py2.7.egg\selenium\webdriver\remote\utils.py", line 34, in dump_json

    return json.dumps(json_struct)

  File "C:\Python27\lib\json\__init__.py", line 244, in dumps

    return _default_encoder.encode(obj)

  File "C:\Python27\lib\json\encoder.py", line 207, in encode

    chunks = self.iterencode(o, _one_shot=True)

  File "C:\Python27\lib\json\encoder.py", line 270, in iterencode

    return _iterencode(o, 0)

UnicodeDecodeError: 'utf8' codec can't decode byte 0xbb in position 3: invalid start byte

清晨一缕阳光

http://bbs.51testing.com/thread-1084370-1-1.html 参考下这个帖子，这个报错信息和你的一样。

jingzizx