Recent questions tagged python

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python - Removing single quotes if they aren't in the middle of a word

I want to be able to remove all punctuation and single quotes ' from a string, unless the single quote ' is ... middle? Thanks for the help! 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 - Create a pyqt build in GitLab

I'm making a program in pyqt4, using python3.4 and host on Gitlab. When I'm trying to make a build this ... export DISPLAY=:0.0 and nothing 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 - How to get Mypy to realize that sorting two ints gives back two ints

My code is as follows: from typing import Tuple a: Tuple[int, int] = tuple(sorted([1, 3])) Mypy ... tuple will give back exactly two integers? 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 - a large enough problemSize in C++ takes 0 run time

this piece of code used to demonstrate algorithm complexity and Measuring the Run Time of an Algorithm comes from a ... . what am I missing? 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 - Convert 1D array with coordinates into 2D array in numpy

I have an array of values arr with shape (N,) and an array of coordinates coords with shape (N,2). I want to ... dev. of 7 runs, 10 loops each) 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 - Dont understand Tkinter entry box validatiom

I have a tkinter GUI with an entry box I want to allow only numbers. Can someone explain to me what each ... still cant figure that one out. 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 - Write 3d Numpy array to FITS file with Astropy

I have a 3D NumPy array (i.e. (10, 256, 256)) representing 256x256 images. I would like to write this ... with ds9 that I am missing? 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 - Tkinter Entry not showing the current value of textvariable

Consider this code: from tkinter import * from tkinter.ttk import * tk=Tk() def sub(): var=StringVar(value=' ... execuse me for my poor English. 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 - Regex to match key in YAML

I have a yaml which looks like this..! User can define N number of xyz_flovor_id where _flovor_id key ... TypeError: expected string or buffer See Question&Answers more detail:os...

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

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997 views

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python - How does one make an already opened file readable (e.g. sys.stdout)?

I was trying to get the contents of sys.stdout in a string. I tried the obvious: def get_stdout(): import ... statement by e-mail in python 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 make Tkinter GUI thread safe?

I have written a piece of code where I have a simple GUI with an canvas. On this canvas I draw a Matplot. ... ` INTEGER, `Humidity` INTEGER ); 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 - Docker cannot connect application to MySQL

I am trying to run integration tests (in python) which depend on mysql. Currently they depend on SQL ... Cannot assign requested address)") See Question&Answers more detail:os...

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

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853 views

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python - Pandas: counter increasing each time conditions are met

I have a dataframe with some conditions and a Counter that Counts when condition A is met. date condition count ... ()).cumcount() 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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806 views

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python - Index multidimensional array with index array

I have an array of index tuples and I would like to use it to pick out values from a multidimensional numpy ... .ndim was known. Any hints? 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 - dict attribute 'type' to select Subclass of dataclass

I have the following class @dataclass_json @dataclass class Source: type: str =None label: str =None path: str = ... In Python this is possible? 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 - Numpy fill_diagonal return None

I want to generate symmetric zero diagonal matrices. My symmetric part work, but when I use fill_diagonal ... ,0) print(zero_diogonal_matrix) See Question&Answers more detail:os...

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

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930 views

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python - django-admin.py is not working

Am new to django and i have been trying to set up a project with no success. When i type django-admin.py ... . I installed it using setup.py. See Question&Answers more detail:os...

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

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994 views

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python - Pygame game help: Easing/Acceleration

Hi can someone help me with my pygame game, it's my first game and im really bad at this. Essentially im ... .display.update() fpsClock.tick(60) 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 scale the x and y axis equally by log in Seaborn?

I want to create a regplot with a linear regression in Seaborn and scale both axes equally by log, such that the ... plt.show() How it looks: See Question&Answers more detail:os...

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

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962 views

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python - Why am I getting this error: "Invalid rectstyle argument"

I am currently making a game in python where a ball hits a group of boxes. I have loaded an image of a grass ... __name__ == '__main__': main() See Question&Answers more detail:os...

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

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934 views

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python - Achieving batch matrix multiply using tensordot

I'm trying to achieve the same behaviour as np.matmul parallel matrix multiplication using just tensordot,dot and ... , but never any examples See Question&Answers more detail:os...

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

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834 views

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python - Matplotlib 3DPlot Extra Lines when Dimensions not Equal

Consider this MWE: import matplotlib.pyplot as plt from mpl_toolkits.mplot3d import Axes3D import numpy as np from ... can I prevent 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 - How to add file upload progress bar to Django website

I am trying to use django-progressbarupload app to add progress bar to my Django app. But it is not working ... add progress bar to Django app See Question&Answers more detail:os...

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

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1.2k views

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python - 'ascii' codec error in beautifulsoup

I am using beautifulsoup for scraping data from the html page. Till yesterday every thing was fine. But Now i am ... is giving me the error. See Question&Answers more detail:os...

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

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902 views

1 answer

python - How to split dataframe in pandas

I have dataframe below A B C 0 a h 0 b i 0 c j 1 d k 1 e l 2 f m 2 g n I would like ... well. how can I split dataframe to multiple dataframe? See Question&Answers more detail:os...

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

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960 views

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python - Use custom image in QCursor

I have a .bmp image that I would like to use as a cursor for my GUI. The QCursor Documentation suggests that this ... .exit(app.exec_()) run() See Question&Answers more detail:os...

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

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882 views

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python - Cannot send posted events for objects in another thread

When I try to use one QDialog object from threads I get this error. Here is the code I'm using: import threading ... But how can I do it then? See Question&Answers more detail:os...

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

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846 views

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python - Pandas: Best way to join two dataframes based on a common column

I know this is a basic question. But, please hear me out. I have below dataframes: In [722]: m1 Out[ ... ? Am I missing something very obvious? See Question&Answers more detail:os...

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

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