Python office automation 2.2 Python 10 minute quick start: Python common syntax and regular expressions

Article catalog 2.2 Python 10 minute quick start 2.2.1 input, output and notes 2.2.2 calling functions of this file 2.2.3 call functions of other files in this file path 2.2.4 calling functions in other files under subdirectory 2.2.5 data types and variables 2.2.6 condition judgment 2.2.7 cycle ① f ...

Posted by leafer on Sat, 13 Jun 2020 03:32:07 -0700

Still worried about looking for a house, click to collect information one by one on the web page? Learn python, one click crawler

In the era of information explosion, how can you obtain effective information efficiently? This small case also uses two key databases in python, requests and beautiful soup, to initiate requests and analyze web data. The little partners who are not familiar with the use of these two databases can c ...

Posted by monotoko on Sat, 13 Jun 2020 00:20:30 -0700

Learn these Python art skills and wait for your girlfriend to praise you

1, Foreword Python has many libraries for image processing, such as pilot or OpenCV. Most of the time, it's useless to learn these image processing modules, but you don't know how to use them. Today, I've brought you some art skills to make your art come true. The circle of friends is full of praise. My girlfriend also praises you. How powerful ...

Posted by neutra on Fri, 12 Jun 2020 22:59:48 -0700

Data insight | Python interpretation stall - do you want to set up a stall to sell anything?

I know there is a problem: after the epidemic, what is the most thing you want to do? Many people study python and don't know where to start.Many people learn python, master the basic syntax, do not know where to find cases to start. Many people who have already done cases do not know how to learn m ...

Posted by titel on Fri, 12 Jun 2020 02:21:10 -0700

unet network magic changes those things

Reference City Community In the task of image segmentation, especially in medical image segmentation, U-Net[1] is undoubtedly one of the most successful methods. This method was proposed at the 2015 MICCAI conference and has been cited more than 4000 times. The structure of encoder (down sampling) - ...

Posted by kevinak on Fri, 12 Jun 2020 01:05:46 -0700

Django form form upload file

File upload of Django's form form When generating input tags, you can specify the type of input tag as file type <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <h4>{{ error_message }}</h4> <form action="/index/" method="pos ...

Posted by phpnewbieca on Thu, 11 Jun 2020 22:50:09 -0700

OpenCV for multi-target tracking

OpenCV for multi-target tracking Project framework Code block analysis Full code and resource download connection Experimental framework, modules used The experimental framework is as follows ├── mobilenet_ssd ​ ├── MobileNetSSD_deploy.caffemodel └── MobileNetSSD_deploy.prototxt ├── multi_ob ...

Posted by evilMind on Thu, 11 Jun 2020 21:30:48 -0700

Note: Chapter 9 of High Performance Python

This chapter is about parallel computing, accounting for more than 60 pages. After reading it, we have to straighten out and digest this big lump of things. 1. Using Monte Carlo simulation to estimate pi. The logic is simple: put the needle in the unit square of the coordinate system, calculate the proportion of the needle falling in the 1 / 4 ...

Posted by dunnsearch on Thu, 11 Jun 2020 20:43:15 -0700

Python dictionary usage

Python dictionary usage There is also a data structure in python that is particularly important, that is, a dictionary. The dictionary is composed of key value one-to-one correspondence. Such key value combinations are called terms. Key and value are separated by ':', and items are separated by ','. T ...

Posted by amitdubey2 on Wed, 10 Jun 2020 21:07:23 -0700

Building neural network model with Python and Numpy

1: Boston house price forecast task In the previous section, we have a preliminary understanding of the basic concepts of neural networks (such as neurons, multi-layer connections, forward computing, calculation charts) and three elements of model structure (model hypothesis, evaluation function and ...

Posted by ~n[EO]n~ on Wed, 10 Jun 2020 20:33:04 -0700