Recent questions tagged Python

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python - string representation of a numpy array with commas separating its elements

I have a numpy array, for example: points = np.array([[-468.927, -11.299, 76.271, -536.723], [ ... commas but the result loses the 2D structure. 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 speed up pytest

Is there some way to speed up the repeated execution of pytest? It seems to spend a lot of time collecting ... to select "The" answer here. 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 annotate a type that's a class object (instead of a class instance)?

What is the proper way to annotate a function argument that expects a class object instead of an instance of that ... Python 3.6 or earlier)? 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 - Collection object is not callable error with PyMongo

Following along the PyMongo tutorial and am getting an error when calling the insert_one method on a collection. In [ ... I am doing wrong here? 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 - typing.Any vs object?

Is there any difference between using typing.Any as opposed to object in typing? For example: def get_item(L: list, i ... -> object: return L[i] 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 does one ignore unexpected keyword arguments passed to a function?

Suppose I have some function, f: def f (a=None): print a Now, if I have a dictionary such as dct ... that allows defaults to be specified. 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 - Applying a function to values in dict

I want to apply a function to all values in dict and store that in a separate dict. I am just trying ... how python syntax can be changed 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 shuffling with a parameter to get the same result

import random x = [1, 2, 3, 4, 5, 6] random.shuffle(x) print x I know how to shuffle a list, but is it possible ... 2, 1, 6, 3, 5] every time. 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 - str.format() raises KeyError

The following code raises a KeyError exception: addr_list_formatted = [] addr_list_idx = 0 for addr in addr_list: # ... am using Python 3.1. 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 - Plot bar graph and timeseries plot on different axis using pandas

I have a pandas data frame that is read in from a .csv file with this structure: Date, Latitude, Longitude, Brand, ... ) data['MPG-D'].plot() 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 - Pyinstaller .exe throws Windows Defender [no publisher]

I developed a Python code and I converted it to an .exe with pyinstaller but the problem is that ... to implement Publisher in pyinstaller? 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 animation duration

the code here below shows and saves an animation of random matrices in succession. My question ... .html#module-matplotlib.animation 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 - How do I make my discord.py bot play mp3 in voice channel?

I'm a beginner in Python and I have recently started making a discord bot for some friends and I. The idea is ... haven't gotten an answer yet. 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: using a figure object to initialize a plot

I am building a class of plot tools for a specific experiment. I currently have two plot methods, a static ... ) plt.yticks(Ylocs,Ylabels) 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 - Convert raster time series of multiple GeoTIFF images to NetCDF

I have a raster time series stored in multiple GeoTIFF files (*.tif) that I'd like to convert to a single ... be done with xarray and dask? 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 - ctypes mouse_events

ctypes.windll.user32.mouse_event(3, 0, 0, 0,0) I'm messing around with mouse positions and stumbled upon this line ... right-click and so on)? 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 get bookmark's page number

from typing import List from PyPDF2 import PdfFileReader from PyPDF2.generic import Destination def get_outlines(pdf_filepath: ... to be usable See Question&Answers more detail:os...

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

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274 views

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python - Resize a QGraphicsItem with the mouse

After put a rectangle in a QGraphicsScene and make it movable with the mouse, how could I resize it with the mouse? ... () 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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python 2.7 - Testing the NLTK classifier on specific file

The following code run Naive Bayes movie review classifier. The code generate a list of the most informative ... is ambiguous or 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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python - Combining 2 .csv files by common column

I have two .csv files where the first line in file 1 is: MPID,Title,Description,Model,Category ID,Category ... the ones separating the fields. See Question&Answers more detail:os...

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

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594 views

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python - bokeh DataTable with conditionally coloured cells

I want to display a DataTable in bokeh, wich cells are either red or orange, according to the text content of ... How would I do that? 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 - SSIM / MS-SSIM for TensorFlow

Is there a SSIM or even MS-SSIM implementation for TensorFlow? SSIM (structural similarity index metric) is a ... to implement it by himself? See Question&Answers more detail:os...

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

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252 views

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python - PyQt4 - Drag and Drop

Hey I had been going through this tutorial for understanding drag and drop methods in PyQt4. However I am not able ... drag.start() do? 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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501 views

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python - Paramiko channel stucks when reading large ouput

I have a code where i am executing a command on remote Linux machine and reading the output using Paramiko. ... buffer related issue in here? 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 - Could not import settings 'myproject.settings' (Is it on sys.path?): No module named pinax

I'm trying to get pinax working on WebFaction and having so many issues... [Sun Feb 19 20:01:20 2012] [ ... here even though I already had lol See Question&Answers more detail:os...

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

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283 views

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python - Catching exceptions raised in QApplication

I'm trying to write an app that works in system tray using PyQt5. The code is sometimes raising exceptions ... , without printing error catched! See Question&Answers more detail:os...

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

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364 views

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python -docx to extract table from word docx

I know this is a repeated question but the other answers did not work for me. I have a word file that ... word docx file. 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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306 views

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python - Read an image with OpenCV and display it with Tkinter

I have a very simple program on Ubuntu 14.04 LTS to read and display an image using OpenCV: import cv2 ... . I would appreciate any hints. See Question&Answers more detail:os...

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

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