Recent questions tagged Python

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python - TypeError: unsupported operand type(s) for &: 'float' and 'float'

I wrote this simple program to calculate one's BMI. But I am unable to execute it complete. Below is my program, ... let me know.. Thanks :). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - PyQt5 loading spinner halts on post request

I'm using the QtWaitingSpinner found here: https://github.com/snowwlex/QtWaitingSpinner. You can create and start ... spinner spinner.stop() See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - how to reshape an N length vector to a 3x(N/3) matrix in numpy using reshape

i have a numpy array of shape (12,). I want to reshape it so that [[1,2,3,4,5,6,7,8,9,10 ... create a new array and set each value individually? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python time string does not match format

def deadlines(t): '''shows pretty time to deadlines''' fmt = '%a %d %m %Y %I:%M %p %Z' dt = datetime. ... %M %p %Z ' Whats wrong with this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to draw text with image in background?

I want to make something like this python. I have the image in background and write text with transparent fill, so that image shows up. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Filtering on many-to-many relations that fulfill a set of criteria

With the following models: class OrderOperation(models.Model): ordered_articles = models.ManyToManyField(Article, through=' ... why actually). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - XML validation error: Char 0x0 out of allowed range.

How do I handle invalid characters to be able to parse through the data in Python? I am currently using a REST ... I do to solve this problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Operations on random variables not working properly in Tensorflow

I create two Tensors (namely: x1, y2) which initialized with uniform distribution, But when I print out the result they were ... : [6] [2] [0] See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Is my output of librosa MFCC correct? I think I get the wrong number of frames when using librosa MFCC

result=librosa.feature.mfcc(signal, 16000, n_mfcc=13, n_fft=2048, hop_length=400) result.shape() The signal is 1 ... (time*sr/hop_length)=40? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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582 views

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python - OpenCV: Choosing HSV thresholds for color filtering

In order to filter a color out of an image, it's necessary to set boundaries as to which color needs to be ... = cv2.inRange(hsv, lower, upper) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

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python - Getting None in message.guild.get_member_named("member_name")

I'm getting NoneType in message.guild.get_member_named("Testing Account") and there is a person/account named ... in the discord server. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python parse prints only first line from list

I have a list 'a',where I need to print all the matching letters of the list with the line of ... get desires output.Answers willbe appreciated! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - I need to add text to my rectangles, how would I do this?

I need to draw text into the buttons, which can be seen as the four smaller rectangles in my program, alongside ... they will open a new window. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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172 views

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python - Trying to generate a series of unique random numbers

Sorry if this is obvious, im pretty new. Here is the code. It should never print the same two things as i ... 1) input() Test() Test() See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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python - Pyzmq high-water mark not working on pub socket

According to the ZeroMQ documentation a pub socket is supposed to drop messages once the number of queued messages ... pyzmq version 17.1.2 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

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python - Remove duplicates from a list of dictionaries when only one of the key values is different

I have seen some similar answers, but I can't find something specific for this case: I have a list of dictionaries like ... "date":"12/04/12"} ] See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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449 views

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python - ValueError: "color kwarg must have one color per dataset"

I have a dataset regarding some used cars from eBay, which I tried to plot after I edited the dataset as ... great! Thank you very much! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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126 views

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python - Appending to list - None result

Data: lis_t = [['q', 'w', 'e'],['r', 't', 'y']] Expected Outcome: lis_t = [['q', 'w', 'e', 'u'],['r ... ) output: None [None, ['r', 't', 'y']] See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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214 views

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python - Unexpected behavior with Tkinter and two Listboxes bound to ListboxSelect event

I've encountered an unusual problem in a script that I'm working on. The program is written in Python3/Tkinter. It ... == '__main__': main() See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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197 views

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python - Plotting shapefile using LineCollection shows all edges, but partially fills them

For the past few days I have been trying to get weather station data interpolated in a map for my country ... bbox_inches='tight',pad_inches=0); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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131 views

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python 3.x - Image Filter which uses the highest occurence of pixel values

I want to use an image filter, which should replace the pixel it's dealing with with the highest occurence of ... 't have a logical connection. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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119 views

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python - Is there a way to use Pillows "Image.convert()" on an existing variable?

Hello, maybe this question looks stupid, but I try to use Pillows Image.convert() to convert an image to grayscale ... for the help in advance! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to draw a moving circle in Pygame with a small angle at a low speed and blinking?

The code below moves two balls on the screen. The first one is moved with an angle of 10 degree at a low ... .display.update() clock.tick(30) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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469 views

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python - TKinter - widgets not 'sticking' in Frame using grid layout

I am building a fairly complicated GUI in TKinter so naturally have been using the .grid function. I have grouped ... is not!!! Cheers. Chris See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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117 views

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python - Handle multiple requests with select

currently I am working on a chat server/client project. I am struggling with handling multiple requests with ... data client_socket.close() See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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134 views

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python - Correctly extend a tkinter widget using inheritance

Im kinda new to python classes and I dont know how to handle them well yet, and I promise I've done some ... good, it's not my native language See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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290 views

1 answer

python - How to reshape dataframe if they have same index?

If I have a dataframe like df= pd.DataFrame(['a','b','c','d'],index=[0,0,1,1]) 0 0 a 0 b 1 c 1 d How can I ... ]],index=[0,1]) 0 1 0 a b 1 c d See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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179 views

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python - Fix size of legend in matplotlib

I am trying to make automated plots with matplotlib, with several different features plotted on top of one another ... legend? Is this possible? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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