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Find the proportion of each value in the column using pandas in python

For example, I have a dataframe called df {code...}. The current method is {code...}. It feels very slow. Is t...

From [Pythondiscussion group] 2017-05-18 10:55:04 0  2  1956

The order problem of Python's os.listdir when obtaining the file list

This is the file order displayed in Windows Explorer and the list order obtained using os.listdir is like this...

From [Pythondiscussion group] 2017-06-28 09:26:11 0  1  1954

python - flask template file not found

In the same directory, I don’t understand why index.html and the view controller are not automatically bound. ...

From [Pythondiscussion group] 2017-06-22 11:52:00 0  3  1950

HTTP Error 599

問題描述爬取小米應(yīng)用商店的某款應(yīng)用時(shí)，出現(xiàn) 599 報(bào)錯(cuò)：[E 160905 17:22:05 base_handler:195] HTTP 599: Reso...

From [Pythondiscussion group] 2016-11-09 13:15:53 0  2  1950

python - 一般公司做爬蟲采集的話常用什么語(yǔ)言

一般公司做爬蟲采集的話常用什么語(yǔ)言 在京東搜點(diǎn)書全是有關(guān)java的

From [Pythondiscussion group] 2017-04-17 17:48:02 0  30  1945

python - Installation of pycrypto in pycharm failed

sudo pip install pycrypto always fails to install. Creating a new virtual environment and installing it also f...

From [Pythondiscussion group] 2017-07-05 10:35:37 0  1  1928

python - web棋牌類游戲抓包

學(xué)渣樓主基本是一個(gè)網(wǎng)絡(luò)小白，想做一個(gè)自動(dòng)打牌的bot，接入下面這個(gè)網(wǎng)站。http://www.gamesofa.com/mj/界面截圖如下： 目前想要做一個(gè)前端 這是個(gè)網(wǎng)頁(yè)flash游戲，然而在用chrome或fiddl...

From [Pythondiscussion group] 2017-04-18 09:18:46 0  0  1920

python - After running multiple times, it prompts {"error":"no such bucket"}

The first time the transcoding PFOP was successful, the second time the refresh URL was successful, the third ...

From [Pythondiscussion group] 2017-05-18 10:48:41 0  1  1914

python - Is libxml2 installed?

Could not find function xmlCheckVersion in library libxml2. Is libxml2 installed? building 'lxml.etree' extens...

From [Pythondiscussion group] 2017-04-17 17:41:58 0  1  1913

python3.x - The fifth question of getting json from python's simulated trading api with oanda

After working normally for more than an hour, sometimes it suddenly stops working without any error, or the er...

From [Pythondiscussion group] 2017-05-24 11:35:19 0  2  1906

pip - 已經(jīng)安裝kafka-python ，ImportError: cannot import name KafkaConsumer

已經(jīng)安裝kafka-python (1.3.2.dev0)版本，但是ImportError: cannot import name KafkaConsumer from kafka import KafkaConsume...

From [Pythondiscussion group] 2017-04-18 10:08:17 0  1  1906

python - windows下使用PIL庫(kù)提示 module' object has no attribute 'zip_decoder'

{代碼...} 運(yùn)行時(shí)提示錯(cuò)誤： {代碼...} python 版本:3.4.3，在win10上運(yùn)行，vs2015我如果調(diào)用PIL.Image 的show()方法時(shí)，會(huì)提示 {代碼...} 自己嘗試找了一下，發(fā)現(xiàn)沒有在w...

From [Pythondiscussion group] 2017-04-17 15:48:52 0  1  1900

python3.x - Windows上Python3通過pip安裝包出現(xiàn)UnicodeDecodeError

我在通過pip安裝SQLAlchemy時(shí)遇到了UnicodeDecodeError。 系統(tǒng)是windows10，python版本是3.6.0。 完整的信息如下： {代碼...} 我已經(jīng)試過用“chcp 65001”修改代...

From [Pythondiscussion group] 2017-04-18 10:15:57 0  2  1893

python - django無(wú)法導(dǎo)入settings文件

{代碼...}

From [Pythondiscussion group] 2017-04-17 13:48:34 0  3  1891

python - pyinstaller打包exe在別的電腦上運(yùn)行 不了，出現(xiàn)fail to execute script

這是一部分的warn文件missing module named fcntl - imported by tempfile, subprocess, tornado.platform.posix, zmq.eventlo...

From [Pythondiscussion group] 2017-04-18 10:22:02 0  1  1890