Recent questions tagged PYTHON

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python - Numpy vectorization messes up data type (2)

I'm having unwanted behaviour come out of np.vectorize, namely, it changes the datatype of the argument going into ... True 52 2020-12-30 False 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 - Plot a 3D Surface of a polyhedron

I'm attempting to use Python and Matplotlib to render a 3D surface of a polyhedron, given by However my code (shown ... =cm.RdBu, linewidth=0.1) See Question&Answers more detail:os...

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

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python - Matplotlib: scrolling plot

I'm new to Python and I want to implement a scrolling plot for a very long time series data. I've found an ... it happens and how 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 - json_normalize JSON file with list containing dictionary (sample included)

This is a sample json file I'm working with with 2 records: [{"Time":"2016-01-10", "ID" :13567, " ... m at right now in figuring this 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 - Matplotlib Line Overlap/Resolution

I'm making a plot in Matplotlib where it is imperative for different lines to not overlap when they have differing x ... so much for your 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 - Plotly: How to set up multiple subplots with grouped legends?

for each subplot I have 3 seperate line:2017 ,2018 and 2019 with 3 times "go.Scatter", each subplot ... same color along the 3 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 - How to extract a number before a certain words?

There is a sentence "i have 5 kg apples and 6 kg pears". I just want to extract the weight of apples. So I ... number I want to extract is 5.5? 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 - Hadoop cluster - Do I need to replicate my code over all machines before running job?

This is what confuses me, when I use wordcount example, I keep code at master and let him do things ... doing anything incorrect? 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 - Acquire a list of standard library modules?

I want a list of all modules in the standard library. As to the keywords, I grab them by: import ... them for reference anytime and anywhere. 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 - Deploy caffe regression model

I have trained a regression network with caffe. I use "EuclideanLoss" layer in both the train and test phase. I ... the case of Euclidean loss? 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 - Pause/Resume functions for timer

I need to use a timer which can be paused and resumed. As far as I know there is only one timer in ... pause/resume functions with this timer? See Question&Answers more detail:os...

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

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502 views

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python - How to rearrange the columns of a DataFrame into an indexed binary matrix?

I am trying to convert this dataframe: data_in = { 'dates': [2017, 2017, 2018, 2019, 2019, 2019], 'names': ... but how would you get the data? See Question&Answers more detail:os...

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

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720 views

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python - Bug or feature: cloning a numpy array w/ slicing

Following up to David Morrissey's answer on 'How to clone a list in python?' I was running some performance tests ... or should I file a bug? See Question&Answers more detail:os...

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

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1.1k views

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python - 'NoneType' object has no attribute 'fileno'

import pandas as pd import numpy as np import matplotlib.pyplot as plt from datetime import datetime plt.style.use ... has no attribute 'fileno' See Question&Answers more detail:os...

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

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524 views

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python - efficient per column matrix indexing in numpy

I have two matrices of the same size, A, B. I want to use the columns of B to acsses the columns of A, ... any effiecnt way of doing so? 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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568 views

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python - How to set the sharing rights of a folder in Plone?

I want to set sharing rights of many folders by using a Python script in a Plone site. 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 change the size of tab caption box and font of ttk notebook tabs?

I want to change the font, width and height of a tab caption in ttk.notebook python 3x by below code, i can ... , sticky="nw") root.mainloop() 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 - File Manipulation: Scripting Question

I have a script which connects to database and gets all records which statisfy the query. These record results ... would be highly 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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510 views

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python - Error 10053 When Sending Large Attachments using Gmail API

I'm trying to send emails of various sizes using the Gmail API and the functions below. Generally this works ... errors.HttpError, error: pass 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 2.7 - PyInstaller runs fine but exe file errors: No module named, Failed to Execute Script

I am running the following code: pyinstaller --onefile main.py main.py looks like: import sys import os sys. ... ] Failed to execute script 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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638 views

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python - pygame rotating a line

I am trying to create a "radar" in Pygame. I am having trouble rotating the needle of the radar. How do I ... () degree+=5 FPSCLOCK.tick(40) See Question&Answers more detail:os...

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

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607 views

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python - Index sort order of a multi-index dataframe does not respect categorical index order

A small dataframe with a two level multiindex and one column. The second column(level 1) of the index will ... only this works as expected. See Question&Answers more detail:os...

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

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726 views

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python - Connect to a PostgreSQL database on a Docker container

I want to run an application with a PostgreSQL database and a REST API powered by Django on separate Docker ... What am I doing wrong? See Question&Answers more detail:os...

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

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569 views

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python - DNA to RNA using str.translate()

I'm trying to convert the DNA code into RNA code using Python... I write this: print('Digite a sequência ... buffer object What i did wrong? See Question&Answers more detail:os...

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

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612 views

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python - not seeing UDP multicast messages from another device

I have a Windows machine where I have two scripts that send and receive messages via UDP multicast (on the same ... missing please let me know! See Question&Answers more detail:os...

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

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500 views

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python - Store a list of dictionaries in GAE

I have a list of about 20 objects and for each object I return a list of 10 dictionaries. I am trying to ... help it would be much 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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1.6k views

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python - How to check if string exists in Enum of strings?

I have created the following Enum: from enum import Enum class Action(str, Enum): NEW_CUSTOMER = "new_customer" LOGIN ... : 'str' and 'EnumMeta' See Question&Answers more detail:os...

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

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884 views

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python - Pandas for loop over dataframe gives too many values to unpack

I don't see why this code isn't working? I am trying to iterate over a data frame, which in this case ... many values to unpack (expected 2) See Question&Answers more detail:os...

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

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