Recent questions tagged Python

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python - Weighted Average: Custom layer weights don't change in TensorFlow 2.2.0

I am trying to implement a weighted average between two tensors in TensorFlow, where the weight can be learned ... when calling model.fit. See Question&Answers more detail:os...

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

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154 views

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python 3.x - How term frequency is calculated in TfidfVectorizer?

I searched a lot for understanding this but I am not able to. I understand that by default TfidfVectorizer will ... term in my both documents. 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 - Finding longest substring in alphabetical order

EDIT: I am aware that a question with similar task was already asked in SO but I'm interested to find out ... diff print s[startPos:endPos+1] See Question&Answers more detail:os...

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

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210 views

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python - How to draw a line through a scatter graph with no overflow

So I am currently plotting a scatter graph with many x and ys in matplotlib: plt.scatter(x, y) I want to draw ... then crop it to fit the plot. 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 - Plotly: How to label bars on a gantt chart?

Is there any way to create in Plotly Gantt chart with Task labels on bars and Resource labels on y-axis ... desirable chart is presented below: See Question&Answers more detail:os...

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

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326 views

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python - Move a ball inside Tkinter Canvas Widget (simple Arkanoid game)

I'm trying to write a simple Arkanoid with the help of Python and Tkinter. The goal is to make the ball ... ball reflecting in the wrong way? See Question&Answers more detail:os...

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

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441 views

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python - Reducing size of vectorized contourplot

I would like to include a filled contour plot to a pdf document (for example a TeX document). Currently I am ... etc. to be saved vectorized. See Question&Answers more detail:os...

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

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388 views

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python - cannot import workbook in openpyxl

I have installed openpyxl in ubuntu. now I am running the openpyxl with xlsx files. While importing the module, it ... do to solve the 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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501 views

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python - How to reconstruct a .ui file from pyuic .py file

A while back I made a project using PyQt. I created some .ui files and generated the corresponding .py files ... from the .py files generated? See Question&Answers more detail:os...

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

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632 views

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python - AttributeError: 'NoneType' object has no attribute 'append'

I have a weird problem with python passing a list as parameter to a function. Here is the code: def ... parameters to this recursive function. See Question&Answers more detail:os...

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

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301 views

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python - tkinter root.mainloop with While True loop

I am using tkinter to display some labels based on voltages I am reading. However, it stops executing after one ... . Nothing below here runs. See Question&Answers more detail:os...

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

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329 views

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python - How to find second largest number in a list?

So I have to find the second largest number from list. I am doing it through simple loops. My approach is to divide ... [h] i=i+1 print(largest) See Question&Answers more detail:os...

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

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386 views

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python - Adding second legend to scatter plot

Is there a way to add a secondary legend to a scatterplot, where the size of the scatter is proportional to ... the size of the scatter means? See Question&Answers more detail:os...

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

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226 views

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python - keep multiple console windows open from batch

How can I make a batch file execute multiple (Python) scripts sequentially, each in their own window, and ... . Environment: Windows XP/Vista See Question&Answers more detail:os...

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

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267 views

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python - Repeat a list within a list X number of times

I'm working on a project and I need to repeat a list within a list a certain number of times. Obviously, L ... for lists within the big list. See Question&Answers more detail:os...

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

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181 views

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python - Dynamic number of Steps using Django Wizard

Is possible that the steps of the wizard are dynamic? For example, the second step occur repeatedly n times? See Question&Answers more detail:os...

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

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205 views

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python - Plotting two distance matrices together on same plot?

I'm trying to create dendrograms from two different distance matrices ... See Question&Answers more detail:os...

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

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106 views

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python - Access multiple elements of an array

Is there a way to get array elements in one operation for known rows and columns of those elements? In each ... ) way without using for loops? See Question&Answers more detail:os...

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

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733 views

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python - How to return multiple files in HttpResponse Django

I have been wracking my brains in this problem. Is there a way in django to serve multiple files from a single ... anyone can help me 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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559 views

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python - Selenium app redirect to Cloudflare page when hosted on Heroku

I have made a discord bot that uses selenium to access a website and get information, ... github.com/rafalou38/9ae95bd66e86d2171fc8a45cebd9720c See Question&Answers more detail:os...

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

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200 views

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python - If Keras results are not reproducible, what's the best practice for comparing models and choosing hyper parameters?

UPDATE: This question was for Tensorflow 1.x. I upgraded to 2.0 and (at least on the simple code below) ... and architecture are helping or not? See Question&Answers more detail:os...

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

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398 views

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python - Heat Map half-sphere plot

I want to plot 720 x 180 values of theta and phi into theta range = (-180 to 180 with 0.5 step) phi ... color="k") the code generate this one See Question&Answers more detail:os...

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

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286 views

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python - Tensorflow predicts always the same result

I'm trying to get the TensorFlow example running with my own data, but somehow the classifier always picks the same ... ) Am I missing a point? See Question&Answers more detail:os...

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

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183 views

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python - Creating a Tkinter class and waiting for a return value

I have a tkinter class: class DBCreatorWin(): def closeWindow(self): tkMessageBox.showinfo("Ilmiont SQLite ... Thanks in advance, Ilmiont See Question&Answers more detail:os...

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

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284 views

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python - String length without len function

Can anyone tell me how can I get the length of a string without using the len() function or any string methods ... for the answer. Thank you. See Question&Answers more detail:os...

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

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523 views

1 answer

python - Get all lattice points lying inside a Shapely polygon

I need to find all the lattice points inside and on a polygon. Input: from shapely.geometry import Polygon, mapping ... 136,165), (73,160). See Question&Answers more detail:os...

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

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403 views

1 answer

python - PyQt: wrap-around layout of widgets inside a QScrollArea

I am developing an app for memorizing text using PyQt4. I want to show all the words in bubbles so that you ... the widgets next to each other. See Question&Answers more detail:os...

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

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211 views

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python - Sorting sub-lists into new sub-lists based on common first items

I have a large number of two-membered sub-lists that are members of a list called mylist: mylist = [[' ... someone help me with 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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