Recent questions tagged python

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python - PyQt Tableview background color based on text value rather than True or False

Follow up to my general question, where @eyllanesc has kindly answered my question. Out of curiosity, I tried ... to hide the test column. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Changing the colour of tkinter menubar

I have the following code, what I'm trying to do is change the color the the menubar to be the same as ... =menubar) Start() window.mainloop() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Sum in html template using template tag

I am trying to sum in HTML,but template tag return 0 , View.py def gen_Report(request): ### query returns ... total using template tag here ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - SQLalchemy not committing changes when setting role

I'm creating tables using a sqlalchemy engine, but even though my create statements execute without error, the tables ... case and how to fix? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Shelve Code gives KeyError

I wanted to use the following code from here: How can I save all the variables in the current python session? ... you help me please? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - keyDown function not working with shift key

I am trying to hold down the 'shift' key and press the 'down' key using the pyautogui module. But the ... items below with the down arrow. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - multithreaded crawler while using tor proxy

I am trying to build multi threaded crawler that uses tor proxies: I am using following to establish tor ... to make it multi threaded. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Change font width in matplotlib

I trying to use plt.text to plot letters that are variously stretched or squeezed in the horizontal direction. ... always looks the same. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Get json from one view by calling it from another view

I have a view that returns JSON data. I want to get that data from another view as well, so I tried calling ... <Response 440 bytes [200 OK]> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - how to receive a socket message with an empty data?

i have a socket client and a socket server. (the server is in python, and is synchroneous.) sometimes the clients ... ) (handle request... ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 2.7 - Fill missing values of one column from another column in pandas

I have two columns in my pandas dataframe. I want to fill the missing values of Credit_History column (dtype : ... column (dtype : int64). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - spark-nlp 'JavaPackage' object is not callable

I am using jupyter lab to run spark-nlp text analysis. At the moment I am just running the sample code: ... appreciate your help .. thank you See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Casting float to string without scientific notation

The float: fl = 0.000005 casts to String as str(fl)=='5e-06'. however, I want it to cast as str(fl)= ... to CSV purposes. How do I achieve this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Vector operations with numpy

I have three numpy arrays: X: a 3073 x 49000 matrix W: a 10 x 3073 matrix y: a 49000 x 1 vector y contains values ... 17], [ 8, 2, 10, 11]] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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926 views

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python - decrypt excel files

Hi I have 1000 encrypted workbooks which I would like to decrypt by providing a pwd. I could not find a decrypt ... use from a unix box. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to fix my approach to use the same models in vanilla SQLAlchemy and Flask-SQLAlchemy?

I came across several approaches on how to use the vanilla SQLAlchemy models in Flask-SQLAlchemy. It works like a ... not evaluate this so far. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to use pytest capsys on tests that have mocking decorators?

I have being trying to find a way to use mocking decorators and pytest capsys at the same time but I wasn't ... a test that works with both? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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729 views

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python - Search a single column for a particular value in a CSV file and return an entire row

Issue The code does not correctly identify the input (item). It simply dumps to my failure message even if such ... cannot post more than two. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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802 views

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python - How to bind several key presses together in turtle graphics?

I'm trying to make a connect-the-dot python game. I want the game to register 2 button presses. Example: if ... Left") win.onkey(Right,"Right") See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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796 views

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python, inheritance, super() method

I'm new to python, I have the code below which I just can't get to work:- This is inheritance, I have ... shapeTwo.ToString() ) # does not work See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - View didn't return an HttpResponse object. It returned None instead

The view below is gives me the error when using the POST method. I'm trying to load the model data into ... object. It returned None instead. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - discord.py - Command raised an exception: OpusNotLoaded

I was making an music bot but I had it having this problem, im running python 3.6.8 and its ... Command raised an exception: OpusNotLoaded: See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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758 views

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python - Running multiple threads at the same time

So my goal is to have the do_something() function kickoff its own thread so that do_something() can run in ... think my approach is incorrect. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - pandas series can't get index

not sure what the problem is here... all i want is the first and only element in this series >>> a 1 0- ... ? and how do get the first element? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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732 views

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python - Distribution of outcomes in dice experiments

So I wrote a short Python function to plot distribution outcome of dice experiments. It's working fine but when I ... plt.show() dice(1,5000) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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783 views

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python - How to read data from Google storage cloud to Google cloud datalab

I have a few CSV files storing in Google storage and I want to read those into Google datalab. So far, ... syntax Any help will be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

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python - kivymd app crashes on android phone ModuleNotFoundError: No module named 'PIL'

My Kivy app crashes on launch on android phone. buildozer logcat shows the following error: 02-21 17:09:58.777 ... any help. Thanks in advance! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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914 views

1 answer

python - Tweepy twitter oauth authentication not returning oauth_verifier

I am using a python library called "tweepy" for twitter. When I try to authorize the user, twitter is supposed ... else had the same problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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