Recent questions tagged Python

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I have created a Dataframe with a MultiIndex by using another Dataframe: arrays = [df['bus_uid'], df['bus_type ... ,etc.) are working correctly? 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 - Selenium - How to import all settings from an existing Firefox profile

Why am I doing this: I need to automate a website that requires client-side SSL certificates. I understand this to ... for work dont judge me!) 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 - Is there a equivalent to commit in bulbs framework for neo4j

I am building a data-intensive Python application based on neo4j and for performance reasons I need to ... /github.com/chefjerome/graphalchemy 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 - Achieving Numba's performance with Cython

Usually I'm able to match Numba's performance when using Cython. However, in this example I have failed to do ... cy_where_cont(data) # 165 ms 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 - How to sync only the changed files from the remote directory using pysftp?

I am using pysftp library's get_r function (https://pysftp.readthedocs.io/en/release_0.2.9/pysftp.html#pysftp.Connection. ... ', '/local/path/') 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 - Django ImageField is not updating when update() method is used

I am updating some of fields in model from views.py file. All other fields are updated properly when I use ... > for getting image from template 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 - How to specify buffer offset with PyOpenGL

What is the PyOpenGL equivalent of #define BUFFER_OFFSET(i) (reinterpret_cast<void*>(i)) glDrawElements(GL_TRIANGLE_STRIP, ... a buffer object. 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 - How to rotate a QPushButton?

I would like---with Python and Qt4---to rotate a QPushButton (or at least its text) so it can stand ... () sys.exit(application.exec_()) 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 - Faster alternative to iterrows

I know that this topic has been addressed a thousand times. But I can't figure out a solution. I'm trying ... things up? Thanks in advance! 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 - How to persist PYTHONPATH setting of an Eclipse Pydev project?

I can setup a working PYTHONPATH using project properties, but it seems like after every reboot, I have to ... associated with a project? See Question&Answers more detail:os...

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

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341 views

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python - Argparse in Jupyter Notebook throws a TypeError

Using argparse in a Jupyter Notebook throws a TypeError. The same code works fine if I execute the same ... keyword argument for this 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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python - Elegant way to skip elements in an iterable

I've got a large iterable, in fact, a large iterable given by: itertools.permutations(range(10)) I would like to ... to use one of the aboves. 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 - Regex: Why do empty strings get included (in a list of tuples) in re.findall()?

According to the pattern match here, the matches are 213.239.250.131 and 014.10.26.06. Yet when I run ... only the IP addresses are returned? See Question&Answers more detail:os...

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

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164 views

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python - Unable to install mysqlclient on centos

I am building a django app and for which i need to configure mysql.I am trying to install mysqlclient module for ... any such file in my system. See Question&Answers more detail:os...

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

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538 views

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python - Adding a grouped, aggregate nunique column to pandas dataframe

I want to add an aggregate, grouped, nunique column to my pandas dataframe but not aggregate the entire dataframe. I' ... ', 'type')] thanks! See Question&Answers more detail:os...

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

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524 views

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python - Getting percentages in legend from pie matplotlib pie chart

I have created a pie chart using matplotlib below: import matplotlib.pyplot as plt labels = ['dogs','cats',' ... until after the code is ran? See Question&Answers more detail:os...

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

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244 views

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python - How to import from Qt:: namespase (Qt5, Python3.x)?

For my application, I need to set some widget parameters like alignment (Qt::AlignBottom) and others. But I can' ... with from PyQt5 import Qt? See Question&Answers more detail:os...

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

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344 views

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python - Passing list of numpy arrays to C using cython

I have a list list_of_arrays of 3D numpy arrays that I want to pass to a C function with the template int ... a))) using python3 test.py See Question&Answers more detail:os...

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

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161 views

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python - Appengine remote_api_shell not working with application-default credentials since update

I recently updated my gcloud libraries from 118.0.0 to 132.0.0 and immediately remote_api_shell no longer ... would be appreciated. Thanks! 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 - Force Selenium to wait for AngularJS

How can I force python Selenium wait for a second until AngularJS completes page parsing and loads some stuff ... navigating to other page. See Question&Answers more detail:os...

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

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461 views

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python - PyInstaller cannot add .txt files

I'm fairly new with programming (and with Python) and the Stack Overflow question/response system allowed me to ... couldn't make it work. See Question&Answers more detail:os...

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

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327 views

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python - How to convert a numeric string with place-value commas into an integer?

In Python, what is a clean and elegant way to convert strings like "1,374" or "21,000,000" to int values like 1374 or 21000000? See Question&Answers more detail:os...

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

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140 views

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python - creating an alias for python3

I have python2.6.6 installed in my system. Now I am trying to use python3 while keeping all the python2.6. ... my problem is? Thanks in advance! 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 - How to create an infinite iterator to generate an incrementing alphabet pattern?

I've created a function that generates a list of alphabets incrementing continuously. A, B, C ..., Z. After Z, it goes ... , 'H7', 'I8', 'J9'] See Question&Answers more detail:os...

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

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148 views

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python - Cross product of sets using recursion

I wrote the following recursive routine to compute cross product of two sets. def combine(input1,input2,output): ... not use itertools.product. See Question&Answers more detail:os...

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

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189 views

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python - OpenCv CreateImage Function isn't working

I'm trying to create an image using opencv v 2.1, but I get this error: image=cv.CreateImage((w,h ... .ShowImage('WindowName',image) cvWaitKey() See Question&Answers more detail:os...

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

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241 views

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python - difference between two regular expressions: [abc]+ and ([abc])+

In [29]: re.findall("([abc])+","abc") Out[29]: ['c'] In [30]: re.findall("[abc]+","abc") ... by the grouped one. How does it make difference? See Question&Answers more detail:os...

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

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677 views

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python - Debugging django-allauth Social Network Login Failure

When using django-allauth to do an OAuth login via a social provider, sometimes it fails with the error ... information to debug this error? See Question&Answers more detail:os...

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

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