Recent questions tagged Python

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python - How to remove just the window border?

I want to remove window border of my application made using tkinter. I already used overrideredirect(1), but ... just remove the window border? See Question&Answers more detail:os...

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

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528 views

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python - Pandas .str.replace and case insensitivity

Making the replace case insensitive does not seem to have an effect in the following example (I want to ... ? What am I misunderstanding? See Question&Answers more detail:os...

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

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496 views

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python - Rearranging list based on order of another list

I am sure this question has possibly been asked before but I can't seem to find the correct answer. If I ... , objec1]] Is that possible? 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 - How do you generate the non-convex hull from a series of points?

I am currently trying to construct the area covered by a device over an operating period. The first step in ... Any better ideas or cookbooks? See Question&Answers more detail:os...

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

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476 views

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python - RDFLib: Namespace prefixes in XML serialization

In a Python script using RDFLib 3.0, I get the following XML-Output when serializing my triples: <rdf:RDF ... in advance for your responses! See Question&Answers more detail:os...

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

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710 views

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python - pygame: detect Joystick disconnect, and wait for it to be reconnected

I'm using a pygame.joystick.Joystick object and want to be able to print a message asking the user to ... direction on this would be helpful 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 - zsh: command not found: flake8 but flake8 is installed

I'm trying to run the flake8 linter on my python code but I am having some issues. running pip install ... difference. Please 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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672 views

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python - nearest neighbour search kdTree

To a list of N points [(x_1,y_1), (x_2,y_2), ... ] I am trying to find the nearest neighbours to each point ... , i.e return a dim(N) list? See Question&Answers more detail:os...

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

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391 views

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python - List as value in dictionary, get key of longest list

Give a dictionary like this testDict = {76: [4], 32: [2, 4, 7, 3], 56: [2, 58, 59]} How do I get ... longest list? In this case it would be 32. See Question&Answers more detail:os...

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

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541 views

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python - Group labels in matplotlib barchart using Pandas MultiIndex

I have a pandas DataFrame with a MultiIndex: group subgroup obs_1 obs_2 GroupA Elem1 4 0 Elem2 34 2 Elem3 0 10 ... . Is such a thing possible? See Question&Answers more detail:os...

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

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508 views

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python - Parsing non-standard XML (CDATA tag)

When I want to parsing XML document in Python using BeautifulSoup library, I faced some problems. The XML ... parse this terrible form? See Question&Answers more detail:os...

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

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621 views

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python - Django Query sort case-insensitive using Model method with PostgreSQL

I'm really new to django, python and postgres... I can't seem to find the answer on how to order_by ... any help 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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615 views

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python - cryptic scipy "could not convert integer scalar" error

I am constructing a sparse vector using a scipy.sparse.csr_matrix like so: csr_matrix((values, (np.zeros(len( ... should be causing a problem? See Question&Answers more detail:os...

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

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456 views

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python - Why doesn't python3's print statement flush output when end keyword is specified?

from sys import argv, stdout as cout from time import sleep as sl print("Rewinding.......",end = '') # ... I had to manually flush the output. See Question&Answers more detail:os...

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

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621 views

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python - Numpy append: Automatically cast an array of the wrong dimension

is there a way to do the following without an if clause? I'm reading a set of netcdf files with pupynere ... much more efficient now. 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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327 views

1 answer

python - Normalizing Rewards to Generate Returns in reinforcement learning

The question is about vanilla, non-batched reinforcement learning. Basically what is defined here in Sutton's book ... a proper clear 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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413 views

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python - Concatenate path and filename

I have to build the full path together in python. I tried this: filename= "myfile.odt" subprocess.call([ ... EOL while scanning string literal. 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 - Other option for colored scrollbar in tkinter based program?

So after hours or reading post and looking at the documentation for tkinter I have found that on windows machines ... do not work for windows. See Question&Answers more detail:os...

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

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455 views

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python - ctypes.ArgumentError when using kivy with pywinauto

I have a kivy application that can interact with other windows using the pywinauto module. The application works ... in the same application? 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 - What is the difference between the various ZODB blobstorage layouts?

The ZODB blobstorage directory contains a .layout file with the string 'lawn', 'bushy'. What is the ... various blob storage directory formats? 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

1 answer

python - MonthEnd object result in <11 * MonthEnds> instead of number

In my pandas dataframe I want to find the difference between dates in months. The function .dt.to_period('M') results ... ].dt.to_period('M') df See Question&Answers more detail:os...

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

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490 views

1 answer

python - lxml truncates text that contains 'less than' character

>>> s = '<div> < 20 </div>' >>> import lxml.html >>> tree = lxml.html.fromstring(s) >>> lxml ... >' Does anybody know any workaround for 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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536 views

1 answer

python - Converting string to ordered dictionary?

I have a string which basically contains a bunch of JSON formatted text that I'd ultimately like to export ... be the comparatively easy part! See Question&Answers more detail:os...

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

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356 views

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python - pythonic way to rewrite an assignment in an if statement

Is there a pythonic preferred way to do this that I would do in C++: for s in str: if r = regex.match ... issue. I just miss the former syntax. See Question&Answers more detail:os...

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

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530 views

1 answer

python - Mouseover event filter for a PyQT Label

I've been trying to convert the example here to work with a simple label. Here's the code: class ... what gives? 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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355 views

1 answer

python - run np.empty for the second time

In the Scipy documents written that : The function zeros creates an array full of zeros, the function ones ... instead of random number) ? See Question&Answers more detail:os...

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

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432 views

1 answer

python - POS tagging - NLTK thinks noun is adjective

In the following code, why does nltk think 'fish' is an adjective and not a noun? >>> import nltk >>> s = "a ... 'DT'), ('bicycle', 'NN')] 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

1 answer

python - Closing file after using to_csv()

I am new to python and so far I am loving the ipython notebook for learning. Am I using the to_csv( ... python is currently using/touching? See Question&Answers more detail:os...

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

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