# -*- coding: utf-8 -*-
def is_isbn_or_key(word):
isbn_or_key = 'key'
if len(word) == 13 and word.isdigit():
isbn_or_key = 'isbn'
short_word = word.replace('-', '')
if '-' in word and len(short_word) == 10 and short_word.isdigit():
isbn_or_key = 'isbn'
return isbn_or_key
Call this method in the main file, remember to pass the value, and receive the value returned
# -*- coding: utf-8 -*-
from flask
Flask is a mini-framework developed based on Python and relies on jinja2 templates and Werkzeug Wsgi services, for the Werkzeug essence is the socket server, which is used to receive HTTP requests and preprocess requests, and then trigger the flask framework. Based on the functionality provided by the Flask framework, the developer processes the request and retur
Here is an example of using Python Flask to implement a restful Web API. Small series feel very good, now share to everyone, also for everyone to make a reference. Let's take a look at it with a little knitting.
Environment Installation:
sudo pip install flask
Flask is a Python microservices framework based on Werkzeug, a WSGI class library.
This example describes how Python uses the Flask framework to obtain a user's IP address. Share to everyone for your reference. Specific as follows:
The following code contains the HTML page and Python code, very detailed, if you are using flask, you can also learn the most basic method of flask use.
The Python code is as follows:
From
Flask --- signal,
I. flask-Signal
The signal in the Flask framework is based on blinker
Flask-SIGNAL INSTALLATION
Pip3 install blinker
10 Built-in Signals
1. 10 Built-in signals: 2. request_started = _ signals. signal ('request-started') # execute 5 before the request arrives. request_finished = _ signals. signal ('req
Flask is a lightweight WEB application framework written using Python. Its WSGI Toolbox uses Werkzeug, and the template engine uses JINJA2, which uses BSD licensing.Flask is also known as "microframework" because it uses a simple core and adds other features with extension. Flask does not have the default database, form validation tools used. However, Flask retai
Flask is a lightweight WEB application framework written using Python. Its WSGI Toolbox is Werkzeug, and the template engine uses JINJA2, which uses BSD licensing.Flask is also known as "Microframework". Because it uses a simple core, add other features with extension. Flask does not have a default database, window Validation tool. However, Flask retains the elas
1. Use of flask knowledge
1. Use shaping, floating-point, Path-type, string-based regular expression routing converter
2. Using GET and POST requests, uploading files, cookie acquisition and response, 404 processing
3. Use template auto-escape, define filter, define global context processor, JINJA2 syntax, include, inherit, define macro
4. Use FLASK-WTF to define the form model, field t
Chartkick is a charting tool that features a beautiful, Easy-to-use UI, and supports most browsers, including IE6. Chartkick can draw JavaScript reports, the interface is more beautiful, its support to load the Google charts and Highcharts graphics library, and support the integrated Django, FLASK/JINJA2 framework. Flask is a lightweight web application framework that is written using Python. Based on the W
Flask Web AppFirst, IntroductionRecently developed to use a test environment, is such a structure of nginx+uwsgi+flask. Here are some records for deploying a simple Python application on a centos system using the flask architecture. Then use Nginx as the front-end reverse proxy to set up the UWSGI application gateway to process the Web application.Second, conditi
Flask + uwsgi + Nginx + Ubuntu deployment, flaskuwsgi
I learned flask for a while, but I have never done any deployment. So I thought about how to deploy it. Think about it. Let's get through the service first, so I thought about how to implement the service first, here we chose Flask + uwsgi + Nginx + Ubuntu, and Python chose 2.7.2. This is the built-in learning
A flask-based web application was born to record the logon status of user accounts (6), flaskweb
Previously, all the login and registration functions have been completed. However, when I log on to the home page, I find that I am still white-faced. Right, I have always written a blog title, so the ultimate goal is to write a simple blog, however, do you need to record the logon status before publishing an article?
User Logon
There are many ways to reco
1. Configure BAE to support the seven Qiniu SDKBAE's python requirements certainly doesn't support rivals.Workaround:Put Qiniu this package directly in the directory of your project (same as other app peers)Run will find a lack of requests, this BAE support, fill in the requirements will be2. Flask using UeditorReference: http://segmentfault.com/a/1190000002429055Already configured, please reply if you have any questions3. Upload the file to seven cow
Python flask framework to get the user's IP address sample code, the following code contains HTML page and Python code, very detailed, if you are using flask, you can also learn the most basic flask use methods.
From flask import flask, render_template, request# Initialize
Directory
Directory
List of previous texts
Extended Reading
Alembic
View available options for Command Manager DB
Initialize DB Migrate
Start tracking for the first time
To apply a record file to a database to upgrade the database structure in real time
Roll back to a record environment
List of previous textsUse Flask to write a light blog (1)-Create a projectUse Flask
Database Migration
During the development process, the database model needs to be modified, and the database will be updated after the modification. The most straightforward way to do this is to delete the old table, but the data is lost.
A better solution is to use the database migration framework, which can track changes in the database schema and then apply the changes to the database.
In flask, you can use the
The server_name in flask mainly do two things:
Assists flask to generate an absolute URL outside of an active request (request) (such as embedding a site URL in a message)
For child domain name support
Many people mistakenly think that it can do anything other than these two things.
One, the first thing: absolute URLwe know that url_for by default generates a relative URL, it has a parameter
Compiling a Python web page using Vscode1. Start with the basics, about the use of Vscode:Run the Python program and run the Java,c,c++ program, you need to create a new file, the first file is not recommended to create a new local C drive, inconvenient to find, file path will be accidentally cumbersome, for the development of the later inconvenience!The first code is from the https://dormousehole.readthedocs.io/en/latest/in the quick get to the article, so the name of the building and the insid
Label:Overview The Flask Admin can support custom views, and you can choose to inherit flask_admin for the more complex views involved . Baseview to define the structure of your expectations. Each function of a custom view can be decorated with flask_admin.expose syntax sugar , which allows you to define the HTTP methods and external URLs that you expect to receive . Flask Admin is a good package that make
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