Recent questions tagged Python

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python - In PySpark 1.5.0, how do you list all items of column `y` based on the values of column `x`?

The following question is specific to version 1.5.0 of PySpark, as new features are being constantly added ... how to overcome this limitation? 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 pickle a ssl.SSLContext object

Python 3.5 on windows, try these: import ssl, pickle, multiprocessing context = ssl.create_default_context() foo = pickle ... Foo() foo.start() 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 - Removing duplicates using only lambda functions

I came across the question Python - Removing duplicates in list only by using filter and lambda, where the OP ... built-in, should be called. 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 - Pandas read_excel - returning nan for cells having formula

I have an excel file that contains accounting data and also the file use formula for some of the cells. When ... /view?usp=sharing 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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578 views

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python - Starting Matlab engine in anaconda virtual environment returns 'Segmentation fault (core dumped)'

I've installed the official MATLAB Engine by following the instructions from the answer to Anaconda install Matlab Engine ... Ubuntu, by the way See Question&Answers more detail:os...

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

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654 views

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python - sqlalchemy polymorphic many-to-many

I'm looking to have a list of objects belong to a parent class, in the following manner: class A(object): ... anyone help me out with 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 - Is there a way to bundle a binary file (such as chromedriver) with a single file app/exe compiled with Pyinstaller?

As noted in the answer to my question here, setting the path to chromedriver in binaries in the Pyinstaller ... installed on another machine. 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 I do find median using pandas on a dataset?

I have dataframe data which has 3 columns - Date, segment and metric. I am doing the following: data = ... = self.shape[1:]) AssertionError See Question&Answers more detail:os...

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

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767 views

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python - Wrap text and adjust font to container in PIL?

I want to create a program for making a bingo, and I have everything set up except putting the text, which may ... so it fits into each field? See Question&Answers more detail:os...

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

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738 views

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python - Pandas read excel returning type object when time is 00:00

In more recent versions of Pandas (I am using 1.2.3) when reading times from an excel file, there is a problem ... date on rows 3 and 23 above? See Question&Answers more detail:os...

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

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654 views

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python pygame the background image changes with the screen size

I set screen=p.display.set_mode((width,height),flag,0) as my pygame screen and flag=p.RESIZABLE makes the ... .flip() screen_setting(1200,800) See Question&Answers more detail:os...

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

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737 views

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python - pandas groupby: TOP 3 values for each group

A new and more generic question has been posted in pandas groupby: TOP 3 values in each group and store in ... --- Thank you 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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756 views

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python - How to Fix My Plotly Dash App Not Organizing Properly

I'm trying to organize my Plotly Dash dashboard into sections of columns, but I can't understand what I'm ... = "__main__": app.run_server() 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 - How to properly set up multiprocessing proxy objects for objects that already exist

I'm trying to share an existing object across multiple processing using the proxy methods described here. My ... this step? Thanks much! See Question&Answers more detail:os...

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

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593 views

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python - Install Tensorflow with Quantization Support

This is a follow-up of another question by me : Error with 8-bit Quantization in Tensorflow Basically, I would like ... details on how to do 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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606 views

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python - sqlite returning nothing after 2nd cursor.fetchall()

Why do I get nothing when I execute cursor.fetchall() twice after a cursor.execute()? Is there anyway of ... it suppose to work this way? See Question&Answers more detail:os...

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

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428 views

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python - NLTK - Chunk grammar doesn't read commas

from nltk.chunk.util import tagstr2tree from nltk import word_tokenize, pos_tag text = "John Rose Center is very beautiful ... pls help me 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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626 views

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python - how to use paramiko to execute remote commands

I wanted to compress a folder on a remote namchine.For that i am using paramiko. But i don't know how to do ... .close() whats wrong in 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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326 views

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python - How to add a feature to a vectorized data set?

I want to write a Naive Base text classificator. Because sklearn does not accept 'text form' features I am ... train the Naive Bayes model. 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 - Nested SSH with Paramiko and RSA key file

I am trying to nested SSH using Paramiko where I will connect to Server X from my local machine and from there ... = client.exec_command("pwd") See Question&Answers more detail:os...

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

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646 views

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python - How to load image resources with PyQt?

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

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412 views

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python - Passing a list through url in django

I want to pass a list through the url. But when i tried, i got some errors. So how can i do ... correct. Somebody please correct the question. See Question&Answers more detail:os...

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

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538 views

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python - Pandas: Inserting an empty row after every 2nd row in a data frame

So far, I have this code that adds a row of zeros every other row (from this question): import pandas as pd import ... here. How can I 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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751 views

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python - Force Qt/PyQt/PySide QTabWidget to resize to active tab

I have a QTabWidget working correctly except that it doesn't re-size how I would expect it. There are 2 tabs ... __name__ == "__main__": 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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618 views

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python - Task output encoding in VSCode

I'm learning BeautifullSoup with Visual Studio Code and when I run this script: import requests from bs4 import ... for your time, Eunito. See Question&Answers more detail:os...

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

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1.4k views

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python - TypeError: ("sort_values() got multiple values for argument 'axis'", 'occurred at index SUMLEV')

Why this code cdf = census_df[census_df['SUMLEV'] == 50] cdf = cdf.apply(lambda x:x.sort_values('CENSUS2010POP ... can be found here 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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420 views

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python - Django use a variable within a template tag

I am using the static template tag in my Django template: {% load staticfiles %} <img src="{% static "my_app/ ... throws an error. Any way 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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454 views

1 answer

python - Using pygame.time.wait() between display updates

I am currently developing a simple Tower of Hanoi animation in Pygame, that should show the correct solution of ... running = False 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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