I am having trouble with a while loop statement for the question below. This is for a txt.file. ‘Write a program that allows the user to navigate through the lines of text in any text file. The program prompts the user for a filename and copies the lines of text from the file into a list. The program then prints
Tag: python-3.x
Python – package not found although it is installed
I have the following version of python I installed a package with the following command pip install wfdb It is succesfully installed because when I then write the command: pip show wfdb The following information appears Location: /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages However, when I type the command import wfdb in Python notebook or the version of python in terminal, I get the following
Python random.choice same output
I’m trying to random some strings in a variable, And when I’m running my script all of them are the same every time, I like to random my variable every time I’m calling it, like, Answer This is basically the same as A variables value only changes when you assign it: If you want a new random value, you need
Is there a way to use cv2.approxPolyDP to approximate open curve?
I would like to approximate smooth lines with chain of line segments. cv2.approxPolyDP in OpenCV 3.4 made a good result in the case of closed curve. Origin close curve: Approximated close curve: But in the case of open curve, cv2.approxPolyDP did not achieve the desired effect. Origin open curve: Approximated open curve: The result I want should be one chain
Running airflow tasks/dags in parallel
I’m using airflow to orchestrate some python scripts. I have a “main” dag from which several subdags are run. My main dag is supposed to run according to the following overview: I’ve managed to get to this structure in my main dag by using the following lines: What I want airflow to do is to first run the etl_internal_sub_dag1 then
How to install pip for python3.7 only?
I have python3.7 and I want to install pip. However when I do the following: It seems to download python version 3.6 and pip for that. Is there a way to not download python3.6 and just download pip for python3.7? It seems rather strange that pip is download a whole other package. Answer if you check apt show python3-pip output
Python Convert Windows File path in a variable
Given is a variable that contains a windows file path. I have to then go and read this file. The problem here is that the path contains escape characters, and I can’t seem to get rid of it. I checked os.path and pathlib, but all expect the correct text formatting already, which I can’t seem to construct. For example this.
Cronjob on Ubuntu Mate for Raspberry stops right after execution
I use a RaspberryPi 3 with UbuntuMate 16.04. On it, I want to start a little Python (3.5) program every midnight. For that I call a little shell script, so that I can change into the wanted directory comfortably. crontab: start.sh (yes, it’s executable): Now if I execute the programm or script from the terminal, everything runs fine. But if
Split list at a specific value
I am trying to write a code that splits lists in a class of lists in two when a certain value is a middle element of the list and then produce two lists where the middle element becomes the end element in the first list and the first element in the second one. There can be more than n middle
FuzzyWuzzy error: WARNING:root:Applied processor reduces input query to empty string, all comparisons will have score 0. [Query: ‘/’]
Trying to write a code that will compare multiple files and return the highest fuzzratio between multiple options. Problem is I’m getting an error message: WARNING:root:Applied processor reduces input query to empty string, all comparisons will have score 0. [Query: ‘/’] WARNING:root:Applied processor reduces input query to empty string, all comparisons will have score 0. [Query: ‘.’] And the exported