Recent questions tagged Python

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python - How do widgets update in Tkinter?

Okay, so I'm just trying to get some clarification on why my code is not working like I thought it would. I ... , END) current.name = "clearing" 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 - Pymongo BSON Binary save and retrieve?

I'm working in Python with MongoDB trying to save an array of floats tightly. I can Create and store correctly ... random floats back. But how? 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 - Keras, output of model predict_proba

In the docs, the predict_proba(self, x, batch_size=32, verbose=1) is Generates class probability predictions ... the probability of class_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 - Qt module alternative for PyQt6

I'm just migrating my application from PyQt5 to PyQt6. I understand that the Qt module has been removed in ... for this functionality in Qt6? See Question&Answers more detail:os...

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

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198 views

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python - subprocess.Popen: mkvirtualenv not found

I'm using virtualenvwrapper in my deployment. To setup new environments, I'm running a python script, which ... line Thanks for all answers. See Question&Answers more detail:os...

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

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300 views

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python - Does the @staticmethod decorator do anything?

I made these two classes: class A: @staticmethod def f(x): print("x is", x) class B: def f(x): ... decorator. Why would I need the decorator? See Question&Answers more detail:os...

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

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187 views

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python - How to find and split a string by repeated characters?

I am trying to split a string into a list, separated by a change in character, in python. I am finding this very ... 'zz', 'a', 'bbb'] See Question&Answers more detail:os...

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

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285 views

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python - Causal resampling: Sum over the last X <time_unit>

Say I have the following values: money_spent time 2014-10-06 17:59:40.016000-04:00 1.832128 2014-10-06 17: ... spent yet. How 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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239 views

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python - Why is the order of dict and dict.items() different?

>>> d = {'A':1, 'b':2, 'c':3, 'D':4} >>> d {'A': 1, 'D': 4, 'b': 2, 'c': 3 ... dict. Normally dict and dict.items() should be in the same order. See Question&Answers more detail:os...

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

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376 views

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python - How to count non NaN values accross columns in pandas dataframe?

My data looks like this: Close a b c d e Time 2015-12-03 2051.25 5 4 3 1 1 05:00:00 2015-12-04 2088.25 ... 5 NaN NaN NaN NaN 09:00:00 1 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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352 views

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python - Type assertion in MyPy

Some functions like numpy.intersect1d return differents types (in this case an ndarray or a tuple of three ndarrays) ... something I'm missing. See Question&Answers more detail:os...

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

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479 views

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python - No trigger by the name "interval" was found

I've been working with APScheduler and when attempting to run the code I get the error "No trigger by the ... the name "interval" was found See Question&Answers more detail:os...

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

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731 views

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python - reindex to add missing dates to pandas dataframe

I try to parse a CSV file which looks like this: dd.mm.yyyy value 01.01.2000 1 02.01.2000 2 01.02.2000 3 ... can't figure it out. Please, 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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430 views

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python - Problems with matplotlib.pyplot.xticks()

I am trying to plot boxplots as follows: import matplotlib.pyplot as plt plt.figure() plt.xlabel("X") plt ... here: Rotating custom tick labels See Question&Answers more detail:os...

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

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147 views

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python - Chrome webdriver send keys does not send '3'

For some reason, I am unable to write character '3' into the input element on the page. This code: ... and I experienced the same behaviour. See Question&Answers more detail:os...

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

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225 views

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python - Use a form with a custom __init__ in Django Admin

I use the code below to add a custom form in Django Admin: class MyAdmin(admin.ModelAdmin): form = MyForm ... user to the form constructor? See Question&Answers more detail:os...

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

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557 views

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python - (discord.py) Getting a list of all of the members in a specific voice channel

So I'm attempting to write a raiding bot for my raiding discord using the discord.py library in python. This ... append(member.id) print(memids) See Question&Answers more detail:os...

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

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245 views

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python - Still Having Problems With Rotating Cannon's Properly Towards The Player Pygame

few people have helped me with this problem before but the rotation is still messed up my Cannons wont rotate ... playerman.x, playerman.y)) See Question&Answers more detail:os...

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

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246 views

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python - Why does str() round up floats?

The built-in Python str() function outputs some weird results when passing in floats with many decimals. This ... maybe workaround it? 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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389 views

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python - Error saying that name 'math' is not defined when trying to use asin()

I have made a Trignometric calculator (Kind of - it only uses the sine ratio as of now) but I can't get it ... opposite! ') math.asin (ang)*line 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 - Which SQLAlchemy column type should be used for binary data?

I want to store audio files in my database. I know, for example, that strings would use db.String, integers db. ... (db.String(64), unique=True) See Question&Answers more detail:os...

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

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237 views

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python - Working with floating point NumPy arrays for comparison and related operations

I have an array of random floats and I need to compare it to another one that has the same values in a different ... a way to avoid this issue? See Question&Answers more detail:os...

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

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439 views

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python - Exception has occurred: error mpg123_seek: Invalid RVA mode. (code 12)

I am recording audio using sounddevice and I want to play it through a virtual audio cable through pygame, I ... () Any help is 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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203 views

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python - How to change colors automatically once a parameter is changed

In the following code, the color of bars changes as the threshold is changed. Instead of using the threshold and ... index, alpha = 0.8) See Question&Answers more detail:os...

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

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145 views

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python - Catch an exception and displaying a custom error page

I have a Flask app. I made a custom exception in one of my libraries related to a very specific error ... page to handle my custom exception? See Question&Answers more detail:os...

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

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243 views

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python - All possible replacements of two lists?

(I am aware that the title of the question might be misleading, but I could not find any other way to formulate it ... and quick way 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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292 views

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python - Scrapy upload file

I am making a form request to a website using scrapy. The form requires to upload a pdf file, How can we do it in ... ':'path to file/abc.xyz'}) 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

1 answer

python - Import error while trying to run jupyter notebook

An import error occurs when trying to run jupyter notebook I'm trying to run jupyter notebook using anaconda ( ... No module named 'pysqlite2' See Question&Answers more detail:os...

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

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