python - How to define nested variables in flask jinjia2

In jinjia, as shown below, I defined a variable number {code...} file_dict is a dict type variable. I want to ...

From [Pythondiscussion group] 2017-06-22 11:51:50 0  1  1323

python - celery+rabbitmq asynchronous task, queue messages keep increasing

When celery cooperates with rabbitmq to perform asynchronous tasks, it is found that the number of messages in...

From [Pythondiscussion group] 2017-06-22 11:51:49 0  1  1189

[Python] How to write @NotNull decorator better?

The actual phenomenon of @NotNull, @Nullable (by jetbrains) in Java: https://www.jetbrains.com/hel... It can b...

From [Pythondiscussion group] 2017-06-22 11:51:47 0  2  923

python - How does Django ModelSerializer POST submit fields that are not defined in Models and in related tables?

I am using the djangorestframework framework to provide an interface for the app client. Now I encounter the f...

From [Pythondiscussion group] 2017-06-22 11:51:46 0  1  1108

python - How to regularize all Chinese characters in a string

{Code...} The string is as above, the type is 'str', and the Chinese characters must be obtained by regularity...

From [Pythondiscussion group] 2017-06-22 11:51:45 0  2  1113

html - How to use user input data to run a mathematical formula and finally return it.

The problem now is: after getting the data input by the user, how to combine the formula based on the user's d...

From [Pythondiscussion group] 2017-06-22 11:51:44 0  1  931

Python - The title of the web page contains a newline. How to extract it using regular expressions?

When using python as a web crawler for CSDN, when crawling the title of a web page, I always use the regular e...

From [Pythondiscussion group] 2017-06-22 11:51:43 0  2  1061

How to read a text file using text mode without decompressing using the `zipfile` module?

The Python version I am using is 3.5.2. When I try to open a text file in a compressed package using the zipfi...

From [Pythondiscussion group] 2017-06-22 11:51:42 0  2  1022

python - Question about calculating dates

Let’s start with the code {code...} which calculates all dates in the 90 days before 2017-6-20 except weekends...

From [Pythondiscussion group] 2017-06-22 11:51:40 0  1  882

python - How to make articles added in the background automatically add which user edited them in django?

The code I wrote (only the main part is posted): admin.py {code...} models.py {code...} Adding articles in the...

From [Pythondiscussion group] 2017-06-22 11:51:38 0  1  863

python - When I use pip install -r requirements.txt to download, why can some parts be downloaded and some cannot?

I built a set of pypi sources myself. When I enter urld on the computer, the contents are all there. However, ...

From [Pythondiscussion group] 2017-06-22 11:51:37 0  1  1196

python mysql insert statement returns 1064

Traceback (most recent call last): File "python_mysql.py", line 78, in <module> {代码......

From [Pythondiscussion group] 2017-06-22 11:51:34 0  1  925

Web crawler - how python crawler processes json content

If you can't see clearly, the website address is http://www.sse.com.cn/disclos... The red text is the content ...

From [Pythondiscussion group] 2017-06-22 11:51:33 0  2  801

Convert python json to dictionary and store it in mysql

{Code...} I can handle this kind of deposit, but I don’t know how to add the key. The following 2017-01-02&quo...

From [Pythondiscussion group] 2017-06-22 11:51:32 0  3  1119

How to handle missing values ​​using Python

Recently, the project has been studying how to deal with missing values. Because the data used for analysis is...

From [Pythondiscussion group] 2017-06-22 11:51:31 0  2  991