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python - 用keras運(yùn)行示例LSTM程序時(shí)出現(xiàn)找不到tf.select錯(cuò)誤

用anaconda安裝了tensorflow和keras后，運(yùn)行一個(gè)LSTM的示例程序(這個(gè)程序沒(méi)問(wèn)題，之前運(yùn)行過(guò)）出現(xiàn)錯(cuò)誤：AttributeError: 'module' object has no attribut...

From [Pythondiscussion group] 2017-04-18 10:33:20 0  0  1040

python2.7 - python 2.7中有async for的等價(jià)表達(dá)方式嗎？

在使用tornado的過(guò)程中發(fā)現(xiàn)了請(qǐng)求阻塞，用IOLoop.current().set_blocking_log_threshold(0.5)查看了下，是在如下dict comprehension處阻塞了 {代碼...}...

From [Pythondiscussion group] 2017-04-18 10:12:48 0  2  1040

python - flask-wtf中兩個(gè)SelectField可否實(shí)現(xiàn)在后臺(tái)實(shí)現(xiàn)聯(lián)動(dòng)呢？如果不能在前臺(tái)又應(yīng)該怎么寫(xiě)js代碼呢？

{代碼...} 怎樣寫(xiě)代碼再能是前端的select實(shí)現(xiàn)聯(lián)動(dòng)呢？（select1選2，select2也自動(dòng)選2），求大神指點(diǎn)。。

From [Pythondiscussion group] 2017-04-17 15:55:57 0  1  1040

python - 微信中網(wǎng)頁(yè)授權(quán)獲取用戶(hù)基本信息后得到中文亂碼

打印出返回的用戶(hù)信息的json值，如果是中文會(huì)出現(xiàn)亂碼，比如省份，得到的值為u'province': u'\xe6\xb5\x99\xe6\xb1\x9f', 不知道哪里出錯(cuò)了。 另外，如果對(duì)返回的json值作解碼，居然...

From [Pythondiscussion group] 2017-04-17 15:38:02 0  3  1040

python3.x - python 的 string.casefold 和 string.lower 方法區(qū)別？

python 3.3　引入了string.casefold 方法，其效果和 string.lower 非常類(lèi)似，都可以把字符串變成小寫(xiě)，那么它們之間有什么區(qū)別？什么時(shí)候該用string.casefold而非string....

From [Pythondiscussion group] 2017-04-17 17:21:54 0  1  1039

gcc - 用 python setup.py install 安裝 matplotlib 報(bào)錯(cuò)

錯(cuò)誤信息如下： {代碼...} 系統(tǒng)信息： CentOS 6.3 64bit Python 2.6.x matplotlib 1.3.1

From [Pythondiscussion group] 2017-04-17 13:11:47 0  1  1039

Python newbie, about function issues

The first piece of code: {code...} The execution result of the first piece of code: The second piece of code: ...

From [Pythondiscussion group] 2017-06-12 09:26:03 0  4  1038

Is there a copy of the main process in the memory of the windows python subprocess?

When looking at the multi-process documentation, I saw a description that there is a copy on write mechanism b...

From [Pythondiscussion group] 2017-06-12 09:23:56 0  1  1038

python - I want to make a batch ping tool. What method is faster and better?

There are about thousands of machines, so it is best to support machine name detection. What method is everyon...

From [Pythondiscussion group] 2017-06-12 09:20:41 0  6  1038

python - 使用scrapy爬取新浪微博，無(wú)法進(jìn)入回調(diào)的parse_item函數(shù)，怎么回事呢？

為什么會(huì)無(wú)法進(jìn)入parse_item函數(shù)呢，自己講web.com的url全部換成了csdn之后就可以了，甚至用的還是weibo的cookie，自己懷疑是不是因?yàn)槲⒉┲囟ㄏ虻脑?，代碼如下： {代碼...} 同時(shí)控制臺(tái)輸出...

From [Pythondiscussion group] 2017-04-18 10:12:43 0  2  1038

python - 按位“與”、“或”、“異或”運(yùn)算的使用場(chǎng)景有什么？

按位“與”、“或”、“異或”運(yùn)算的使用場(chǎng)景有什么？

From [Pythondiscussion group] 2017-04-17 18:00:22 0  5  1038

python csv模塊生成CSV文件，0字頭數(shù)字缺失,漢字亂碼

python CSV模塊 寫(xiě)入CSV文件時(shí)，0開(kāi)頭的數(shù)字會(huì)丟失 {代碼...} 寫(xiě)入CSV時(shí)會(huì)丟失0字頭，漢字亂碼

From [Pythondiscussion group] 2017-04-17 17:50:05 0  2  1038

Python中l(wèi)ambda與def的區(qū)別有哪些？

Python中l(wèi)ambda與def的區(qū)別有哪些？

From [Pythondiscussion group] 2017-02-22 09:27:20 0  2  1038

html - flask background passes a null to the front end

The flask backend passes a value to the front-end javascript and passes a null, such as ['Global',null,0,0]. I...

From [Pythondiscussion group] 2017-06-22 11:51:24 0  1  1037

python - How does Django implement the following dynamic query with empty parameters?

Enter any one of the last six digits of your mobile phone number or ID card, and one of the results will be re...

From [Pythondiscussion group] 2017-05-27 17:39:19 0  2  1037