PythonExercise | Crawler library
kandi X-RAY | PythonExercise Summary
kandi X-RAY | PythonExercise Summary
Python练习项目,当前实现了:homes.jp爬虫、大悦城自动签到、人人网相册爬虫、mm131爬虫、人力系统验证码识别、每日NHK爬虫
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Top functions reviewed by kandi - BETA
- Generate proof
- Get time stamp
- Generate a random number
- Login
- Logs a message
- Calculate the best value of an image
- Calculate the euclidean distance
- Processes a request
- Get a GET request
- Slice an image
- Start requests
- Check in a user
- Write image to binary
- Collect images
- Renders an array
- Convert an image to gray
- Process the response
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QUESTION
I'm new to Python and I'm trying to do the following exercise:
With the for loop, take the following list and sort it based on the sum of the values of the tuples of the list: [(1,5),(9,0),(12,3),(5,4),(13,6),(1,1)]
However, when I write the following code:
...ANSWER
Answered 2020-Jul-07 at 15:47The main issue here lies in the line for i in tuple1
.
Your tuple1
is [1,9,12,5,13,1]
. When i=9
, you list is clearly out of range(its length is only 6). Use for i in range(len(tuple1))
instead.
The full code will be
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You can use PythonExercise like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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