无法解析导入“selenium”[{ "resource": "/C:/Users/Administrator/Desktop/shang/lao/1.1.py", "owner": "_generated_diagnostic_collection_name_#0", "code": { "value": "reportMissingImports", "target": { "$mid": 1, "path": "/microsoft/pyright/blob/main/docs/configuration.md", "scheme": "https", "authority": "github.com", "fragment": "reportMissingImports" } }, "severity": 4, "message": "无法解析导入“selenium”", "source": "Pylance", "startLineNumber": 2, "startColumn": 6, "endLineNumber": 2, "endColumn": 14 }]
时间: 2023-07-30 19:12:27 浏览: 229
这个错误通常发生在您的Python环境中没有安装Selenium库时。您可以通过以下步骤解决这个问题:
1. 确保已安装了Python和pip,并且将它们添加到系统的环境变量中。
2. 打开命令行终端,并运行以下命令来安装Selenium库:
```
pip install selenium
```
3. 等待安装完成后,重新运行您的代码。
如果您已经安装了Selenium库,但仍然遇到此错误,请确保您正在使用的Python环境与您安装Selenium库时使用的Python环境相匹配。您可以通过运行以下命令检查安装的库:
```
pip show selenium
```
这将显示有关已安装Selenium库的信息,包括版本号和安装路径。确保这些信息与您当前正在使用的Python环境相匹配。
如果问题仍然存在,请提供更多关于您的环境和错误的详细信息,以便我可以更好地帮助您解决问题。
相关问题
https://www.selenium.dev/documentation/
This website provides comprehensive documentation for the Selenium testing framework. Selenium is an open-source tool used for automating web browsers. It allows users to write test scripts in various programming languages such as Java, Python, C#, etc. Selenium supports different web browsers like Chrome, Firefox, Safari, etc., and can be integrated with other tools like TestNG, JUnit, Maven, etc.
The documentation on this website covers various aspects of Selenium, including installation, getting started with Selenium WebDriver, working with different web browsers, handling various web elements, debugging tests, and more. It also provides examples and sample code for users to understand and implement Selenium in their projects.
Additionally, the website offers a community forum where users can ask questions, share knowledge, and get help from other Selenium users. There is also a blog section where users can find articles related to Selenium and web automation.
Overall, the Selenium documentation website is a valuable resource for anyone who wants to learn or use Selenium for web automation testing.
pychram用selenium爬取https://fangjia.gotohui.com/房价信息保存为house.csv
好的,首先需要安装selenium和chromedriver。可以通过以下命令在命令行中安装:
```
pip install selenium
```
然后下载对应版本的chromedriver,下载地址:https://sites.google.com/a/chromium.org/chromedriver/downloads
将下载的chromedriver.exe文件放在你的Python环境变量中的Scripts目录下。
接下来就可以使用以下代码来爬取https://fangjia.gotohui.com/网站的房价信息,保存为house.csv文件:
```python
from selenium import webdriver
import csv
# 设置Chrome浏览器驱动的路径
driver_path = r"C:\Users\Administrator\AppData\Local\Programs\Python\Python38-32\Scripts\chromedriver.exe"
# 创建Chrome浏览器驱动
driver = webdriver.Chrome(driver_path)
# 打开网页
driver.get("https://fangjia.gotohui.com/")
# 获取表格数据
table = driver.find_element_by_xpath('//table[@class="table table-bordered table-hover"]')
rows = table.find_elements_by_xpath('.//tr')
# 保存数据到CSV文件
with open('house.csv', mode='w', newline='') as file:
writer = csv.writer(file)
for row in rows:
cols = row.find_elements_by_xpath('.//td')
row_data = []
for col in cols:
row_data.append(col.text)
writer.writerow(row_data)
# 关闭浏览器
driver.quit()
```
运行上述代码,将会在当前路径下生成一个名为house.csv的文件,里面包含了网站上的房价信息。
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