Recent questions tagged Python

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python - Is there a better way to spawn enemy locations?

I'm making a pygame, survive the hord type game. I have it set up to where enemy's will walk ... .add(enemy_1pt) all_sprites_list.add(enemy_1pt) 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 - Indexing of 3d numpy arrays with 2d arrays

I am attempting to extract values from a 3d numpy array. At the moment I can perform the following operations: ... 1d array of length n. See Question&Answers more detail:os...

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

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363 views

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python - break outside loop error

I'm new to python and I am receiving an error stating break outside loop I know a break can ... ) break except NoSuchElementException: continue 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 - Unable to send text to Email field on Microsoft login page using Selenium

I'm trying to figure out a way to automatically log in / enter text into a given text field on a particular ... enter text into the login box. 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 - Importing from a Package in IDLE vs Shell

Importing a whole package works in IDLE, but not in shell. The following works fine in IDLE: import tkinter as tk tk ... I am using Python 3.4. 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 - Accessing table variables in Flask-Sqlalchemy query during search

I am writing a RESTful api using Flask and Flask-SQLalchemy, as well as Flask-Login. I have a model Users that' ... .7 and -122.4 respectively). 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 - Regexp to remove specific number of occurrences of character only

In Python re, I have long strings of text with > character chunks of different lengths. One string can have ... ? Any help is 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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python - How to make a circular sprite appear - pygame

I need my sprite to appear in the pygame window. How do I do this? Important code: #This will be a list that ... ' Can I have some help please? 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 - Using pickle.dumps to hash mutable objects

I understand why putting mutable objects in a dictionary is dangerous. However, converting all lists/sets to ... collisions or anything else. 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 - Deserializing JSON in SQLAlchemy when using raw SQL

I have a table with JSON stored in a text column: import json from sqlalchemy import create_engine, Column, text, ... type is not an option. See Question&Answers more detail:os...

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

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473 views

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python 3.x - how to find exponential weighted moving average using dataframe.ewma?

Previously I used the following to calculate the ewma dataset['26ema'] = pd.ewma(dataset['price'], span=26) ... object has no attribute 'ewma' 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 - 'From/import' is not recognized as an internal or external command, operable program or batch file

I'm having trouble importing Machine Learning algorithms from scikit-learn. I have it installed but whenever I type ... so I feel lost. 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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229 views

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python - How to add a counter to a while loop?

I have some code which asks the user to guess the answer to a calculation, and then either tells them they ... loop after 5 incorrect guesses? See Question&Answers more detail:os...

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

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599 views

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python - networkx in a subplot is drawing nodes partially outside of axes frame

When I draw a networkx graph in a subplot, some of the nodes are partially cut off in the frame of the axes. I' ... 7 do not fit in the frame. See Question&Answers more detail:os...

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

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287 views

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python - Function returns None

After making an error then doing recursion i get None. def getplayerinput(): a = ["rock","paper","scissors"] plin = ... ' you will get a 'None'. See Question&Answers more detail:os...

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

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268 views

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python - Sort Algorithm Visualization: How to pull values to animate the canvas, from inside a tight loop

I am working on a visualization of different sorting algorithms using the height of different bars with tkinter. I ... pace that can be seen. See Question&Answers more detail:os...

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

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606 views

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python - mongoengine - Query on ListField of EmbeddedDocumentField

I use mongoengine with Django and python. This is my code: class Chambre(EmbeddedDocument): max_personne = IntField( ... that Chambre Any idea? See Question&Answers more detail:os...

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

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379 views

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python - Add index as dropdown menu in plotly

I am plotting chart using below code: fig = px.line(df, x='Time', y=['one','two'], color= df.index) ... easy fix for it. Thank you in adavance. See Question&Answers more detail:os...

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

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337 views

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python 3.x - connect function in pyqt5 does not work

I recently moved from pyside to pyqt5 and there is a problem. I looked it up online and apparently, it already ... ' has no attribute 'connect' 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 download embedded PDF from webpage using selenium?

I want to download embedded PDF from a webpage using selenium just like in this image. Embedded PDF image ... appreciated. 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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358 views

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python - Internationalization (translation) of dialog and the main window in a pyqt5 application

I am trying to translate my small application written in pyside2/pyqt5 to several languages, for example, Chinese. ... only have a mainwindow. See Question&Answers more detail:os...

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

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356 views

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python - Simple boolean inequality operators mistake

Using inequality operators, I have to define a procedure weekend which takes a string as its input and returns ... . Can anyone please explain? See Question&Answers more detail:os...

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

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216 views

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python - Trying to Print values but getting memory location instead

I have a function below which I want to output lines of values relating to 'O', instead it prints the ... find_allReactions(allReactions, ["O"]) See Question&Answers more detail:os...

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

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579 views

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python - Why is pandas apply lambda slower than loop here?

I have a pandas dataframe which I'd like to filter based on if certain conditions are met. I ran a loop and a ... why it's slower in this case? See Question&Answers more detail:os...

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

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277 views

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python - Size of verticalLayout is different in Qt Designer and PyQt program

In Qt Designer 5.9 the verticalLayout in test.ui had a certain distance to the edge of the window, but after ... s the reason for this behavior? See Question&Answers more detail:os...

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

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635 views

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python - CSRF token missing or invalid Django

I've run into this issue before and solved it, but this just popped up totally randomly (or so it seems). I' ... </form> {% endblock content %} See Question&Answers more detail:os...

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

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306 views

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python - Break out of a while loop using a function

Is there any way to break out of infinite loops using functions? E.g., # Python 3.3.2 yes = 'y', 'Y' ... is happening and how this can be fixed. See Question&Answers more detail:os...

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

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363 views

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python - Expected behavior with regular expressions with capturing-groups in pandas' `str.extract()`

I'm trying to get a grasp on regular expressions and I came across with the one included inside the str ... regex works perfectly inside 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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