Recent questions tagged Python

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python - Jupyter Notebook Opening but no contents are visible

Screenshot of Jupyter Notebook Session: I am trying to launch a Jupyter notebook using anaconda prompt. The ... Screenshot of Anaconda Prompt: 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 - Outer subtraction with Numpy

I simply want to do: C_i=Sum_k (A_i -B_k)^2 I saw that this calculation is faster with a simple for loop ... issue on my desktop with 8GB ram! 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 - Seaborn Complex Heatmap---drawing circles within tiles to denote complex annotation

I have two data-frames in python. data_A Name X Y A 1 0 B 1 1 C 0 0 data_B Name X Y A 0 1 ... how to plot circles onto a heatmap using seaborn? 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 Bot Reactions in DMs

I have a discord.py bot that I want to code to do the following things: When a user types the command, the bot should ... msg, ["??", "??"]) 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 - GAE SDK 1.6.4 dev_appserver datastore flush

Hoping to get a comment from the GAE python team on this one. Has something changed between 1.6.3, 1 ... and saving the datastore"). 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 multiprocessing in a class

I was using multiprocessing perfectly in the messy configuration of my code. I decided to give some order to my ... there anyway to fix it? 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 - Weird list behavior in class

I've written a class that has a list as a variable. I have a function that adds to that list and a function ... 2's list! What is happening? 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 conciliate dots annotation in Matplotlib scatter plot with manual limit setting?

I'm trying to conciliate dots annotation in a Matplotlib scatter plot with a manual limit setting, but I either ... this issue ? 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 - Jupyter notebook can't load installed package in conda environment

I've created a conda environment: $ conda create --name py3 matplotlib scipy astropy photutils Everything installed ... can I fix 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 - IndexError: string index out of range:

I'm trying take a .txt file populated by 88 rows, each of which has two characters separated by a space ... value print(codebook) 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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python - Package spacy model

I want to include the spacy model de_core_news_sm in a python package. Here is my project: https://github.com/ ... mh-0.0.1.tar.gz 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 can I force 2 fields in a Django model to share the same default value?

I have a Django model MyModel as shown below. It has two fields of type DateTimeField: my_field1, my_field2 ... the default value of my_field1? 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 combobox option to modificate graphic/chart

I'm using PyQt5 to build up a user interface to show up data from "curve_fit" method. As the data ... = self.static_canvas2.figure.subplots() 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 - SparkException: Only one SparkContext may be running in this JVM (see SPARK-2243)

I see several post that contain the same error as the error that I am receiving, but none are leading me to ... know if you have a suggestion. 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 - End literal block in list item

I have a list item in my rst file that I would like to put a literal block into, but I am unable to get ... in the first line of the list item? See Question&Answers more detail:os...

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

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183 views

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python - Window icon does not show

I study this tutorial http://zetcode.com/gui/pyqt5/firstprograms/ and code here. import sys from PyQt5.QtWidgets ... Linuxmint 17.2 cinnamon. 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 - Converting a for loop to a while loop

I am new to Python and I need to convert a for loop to a while loop and I am not sure how ... : negativeIndices.append(i) return negativeIndices See Question&Answers more detail:os...

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

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381 views

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python - Encountering DLL error in OR Tools pywrapcp

I used OR Tools V7.4 to build a routing model, it runs perfectly on my computer. However due to some situation ... and easy to solve. 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 - Regular expression matches more than expected

Given is the following python script: text = '<?xml version="1.24" encoding="utf-8">' mu = (".??[?]?[? ... That should result in ? and not in <? See Question&Answers more detail:os...

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

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520 views

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python - Pygame.midi: How to detect simultaneous inputs from a synthesizer?

I'm using a synthesizer, to detect input of notes with pygame.midi import pygame.midi def readInput(input_device): ... g anyway to do 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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133 views

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python 3.x - How can i reshape an array from (280, 280, 3) to (28, 28, 3)

Hi i tried to write a code, where i write a number on the screen with pygame and then a neural Network predicts ... 28, 3)) Can anyone 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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240 views

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python - Converting Yes and No to 0 and 1 in R

How do I convert a categorical value (Yes/No) to numeric value (0/1) in a data set of 20 variables and 3144 observations in R? 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 - Shortcut OR-chain applied on list

I'd like to do something like this: x = f(a[0]) or f(a[1]) or f(a[2]) or f(a[3]) or ... SO, so maybe I just didn't find something appropriate. 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 where syntax from docs

Trying to teach myself some python and I am super confused from the docs what the where function does. Can somebody explain ... 8], [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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135 views

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python - What is the default of numpy functions, with where=False?

The ufunc documentation states: where New in version 1.7. Accepts a boolean array which is broadcast together with the ... Numpy version 1.11.1 See Question&Answers more detail:os...

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

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745 views

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python - WebDriverException: Message: chrome not reachable after long time

This is the code: driver = webdriver.Chrome() while True: #do thing that require hours #then i use selenium once driver ... 4.9.0-9-amd64 x$ See Question&Answers more detail:os...

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

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425 views

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python - Message: unknown error: Chrome failed to start: exited abnormally on AWS Cloud9 with Linux 4.9.85-38.58.amzn1.x86_64 x86_64

Working in AWS Cloud9, my script is: from bs4 import BeautifulSoup from selenium import webdriver from selenium.webdriver ... 66.0.3359.117 See Question&Answers more detail:os...

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

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190 views

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python - Splash screen in pyqt

I want to modify my code to add the splash screen before login dialog is shown(about 2 seconds) .i tried something( ... () sys.exit(app.exec_()) See Question&Answers more detail:os...

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

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