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python - 禁止自己的網(wǎng)站被爬蟲爬去？

禁止自己的網(wǎng)站被爬蟲爬去？有什么方法啊

From [Pythondiscussion group] 2017-04-17 17:33:35 0  13  1188

請問django如何給上傳的圖片重命名

我的models.py:pic = models.ImageField(upload_to='img/%Y/%m')怎樣給上傳的圖片重命名？例如：以當(dāng)前上傳的時間給圖片命名.謝謝~！

From [Pythondiscussion group] 2016-11-14 11:43:48 0  1  1188

Function in python for loop can only be run once?

{code...}

From [Pythondiscussion group] 2017-06-30 09:55:41 0  2  1187

python - pandas How to "quickly" get the first and last rows of tens of millions of data groups?

I hope to get the first and last rows of each group after pandas grouping. The current method is to traverse t...

From [Pythondiscussion group] 2017-05-18 10:48:04 0  1  1187

python - 怎么從BeautifulSoup得到的ResultSet里搜索想要的部分？

python腳本里的語句是 {代碼...} 得到的res是ResultSet類型，print結(jié)果是： [<div class="pro-detail-price">最低價格...

From [Pythondiscussion group] 2017-04-17 17:09:55 0  6  1187

python - If I need to display other fields on the Django page, should I change the data table structure and add a field? Or search and add it in the view function, and then display it in tem.

If I need to display other fields on the Django page, should I change the data table structure and add a field...

From [Pythondiscussion group] 2017-06-30 09:54:23 0  1  1186

github - Automate deployment issues using Python

My job is front-end. Recently I want to use GitHub's webhook + Flask to do a simple automated deployment. The ...

From [Pythondiscussion group] 2017-05-24 11:35:21 0  1  1185

uwsgi如何停止

我不熟悉linux，使用flask+nginx+uwsgi在Ubuntu嘗試部署了一個小樣例，使用了uwsgi emperor，但是找不到方法停止uwsgi（使用過killall，我判斷是否成功是使用ps ax | gr...

From [Pythondiscussion group] 2016-10-28 09:54:52 0  1  1185

Please tell me how to solve this problem. The acquired pictures cannot be opened locally. How to solve it?

From [Pythondiscussion group] 2018-04-08 22:30:53 0  1  1184

How to handle file non-existence exception in Python3 with open?

{Code...} The above code snippet can read data.json. The question is, what should I do if data.json does not e...

From [Pythondiscussion group] 2017-07-05 10:34:57 0  2  1184

python - Django cannot find error: The module cannot be found, but it is in the file

{Code...} Error ImportError: No module named mns.account I have the module, but I can’t find the problem! ! !

From [Pythondiscussion group] 2017-07-05 10:27:16 0  2  1184

How Python uses Selenium or PhantomJS to crawl dynamic web content

If you want to use Python to do quantitative stock trading, the first step is to obtain the historical data of...

From [Pythondiscussion group] 2017-05-18 11:01:14 0  3  1184

Python正則表達式匹配問題

待處理的部分文本（為方便閱讀，已做換行處理，實際文本沒有）如下：var station_names ='@bjb|北京北|VAP|beijingbei|bjb|0 @bjd|北京東|BOP|b...

From [Pythondiscussion group] 2016-10-27 10:08:18 0  1  1184

python - How to do port monitoring.

Windows, how to do something similar to phpstudy. If the port is killed, the light will turn red... If the por...

From [Pythondiscussion group] 2017-06-30 09:54:51 0  1  1183

python：怎樣合并文檔中有重復(fù)部分的行？

文檔內(nèi)容如下： {代碼...} 第 1, 2 列作為一個 數(shù)據(jù)對 如果前兩列相同，判斷后面的是否相同，如果不同就連接起來，合并成一行 如同下面的效果: {代碼...} 小白，不懂怎么做，只能想到用字典，好像又行不通，求各...

From [Pythondiscussion group] 2017-04-17 17:50:17 0  4  1183