报错C:\Users\Administrator\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/Administrator/PycharmProjects/pythonProject/main.py Traceback (most recent call last): File "C:/Users/Administrator/PycharmProjects/pythonProject/main.py", line 3, in <module> conn = pymysql.connect(host='localhost', user='root', password='password') File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\connections.py", line 352, in __init__ self.connect() File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\connections.py", line 636, in connect self._request_authentication() File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\connections.py", line 911, in _request_authentication auth_packet = self._read_packet() File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\connections.py", line 729, in _read_packet packet.raise_for_error() File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\protocol.py", line 221, in raise_for_error err.raise_mysql_exception(self._data) File "C:\Users\Administrator\PycharmProjects\pythonProject\venv\lib\site-packages\pymysql\err.py", line 143, in raise_mysql_exception raise errorclass(errno, errval) pymysql.err.OperationalError: (1045, "Access denied for user 'root'@'localhost' (using password: YES)")
时间: 2023-07-08 16:51:23 浏览: 142
这个错误提示是因为连接MySQL数据库时,用户名或密码不正确,你需要检查一下你的用户名和密码是否正确。同时,也需要确保你的MySQL服务器已经启动,并且允许远程连接。
如果你忘记了MySQL的用户名和密码,可以尝试使用以下命令来重置密码:
1. 停止MySQL服务
```
sudo service mysql stop
```
2. 以跳过授权方式启动MySQL
```
sudo mysqld_safe --skip-grant-tables --skip-networking &
```
3. 使用root用户登录MySQL
```
mysql -u root
```
4. 切换到mysql数据库
```
use mysql;
```
5. 更新root用户的密码
```
update user set authentication_string=password('your_new_password') where user='root' and Host ='localhost';
```
6. 刷新权限
```
flush privileges;
```
7. 退出MySQL并重新启动服务
```
exit;
sudo service mysql start
```
然后,你可以使用新的密码来连接你的MySQL数据库了。
相关问题
运行报错C:\Users\Administrator\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/Administrator/PycharmProjects/pythonProject/main.py Traceback (most recent call last): File "C:/Users/Administrator/PycharmProjects/pythonProject/main.py", line 1, in <module> import pymysql ModuleNotFoundError: No module named 'pymysql'
这个错误提示是因为你的项目中没有安装pymysql模块,你需要在命令行中输入以下命令来安装pymysql模块:
```
pip install pymysql
```
如果你使用的是PyCharm开发环境,可以直接在PyCharm的Terminal中输入以上命令,也可以在PyCharm的Project Interpreter中搜索pymysql并安装。安装完成后,重新运行你的代码即可。
C:\Users\Administrator\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/Administrator/PycharmProjects/pythonProject/111.py Traceback (most recent call last): File "C:\Users\Administrator\PycharmProjects\pythonProject\111.py", line 12, in <module> search_box = driver.find_element_by_name("q") AttributeError: 'WebDriver' object has no attribute 'find_element_by_name' Process finished with exit code 1
这个错误提示是说明在你的Python脚本中,使用了一个`WebDriver`对象的`find_element_by_name`方法,但是该方法不存在。
这通常是因为你没有正确导入`find_element_by_name`方法所在的模块。在这个例子中,`find_element_by_name`方法是属于Selenium库的`webdriver`模块,因此你需要在代码的开头导入该模块,例如:
```python
from selenium import webdriver
from selenium.webdriver.common.keys import Keys
# 打开浏览器
driver = webdriver.Chrome()
# 进入淘宝首页
driver.get("https://www.taobao.com/")
# 找到搜索框并输入关键词
search_box = driver.find_element_by_name("q")
search_box.send_keys("手机")
search_box.send_keys(Keys.RETURN)
# 关闭浏览器
driver.quit()
```
在这个修改后的代码中,我们首先从`selenium`库中导入`webdriver`模块,并使用`webdriver.Chrome()`方法创建一个Chrome浏览器的`WebDriver`对象。然后通过`get()`方法打开淘宝首页,使用`find_element_by_name()`方法找到搜索框并输入关键词,最后使用`quit()`方法关闭浏览器。
你可以根据自己的需求对代码进行修改,希望这能帮到你。