Recent questions tagged PYTHON

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python - Changing the color of a QProgressbar()

I was wondering whether it's possible to change the color of a PyQt Progressbar? I have the following code: from ... possible?? Thx 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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143 views

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python - Modify the order in which properties are displayed in MongoDB

I am using PyMongo to insert data (title, description, phone_number ...) into MongoDB. However, when I use ... can force a particular 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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560 views

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python - Gradient facecolor matplotlib bar plot

How do I add a gradient facecolor to my bar plots? I want to know how to use simple one-color gradients to ... .8) plt.savefig("test.png") See Question&Answers more detail:os...

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

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423 views

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python - itertools.product eliminating repeated elements

How can I skip the tuples which has duplicate elements in the iteration when I use itertools.product? Or let's say, ... here. How can I do that? See Question&Answers more detail:os...

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

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267 views

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python - How to prevent splitting specific words or phrases and numbers in NLTK?

I have a problem in text matching when I tokenize text that splits specific words, dates and numbers. How can I ... can I get this behavior>? See Question&Answers more detail:os...

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

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312 views

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python - Updating pandas to version 0.19 in Azure ML Studio

I would really like to get access to some of the updated functions in pandas 0.19, but Azure ML studio ... "Execute Python Script" components? See Question&Answers more detail:os...

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

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193 views

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python - Pickled file won't load on Mac/Linux

I have an application that imports data from a pickled file. It works just fine in Windows but Mac and ... .Destroy() openDialog.Destroy() See Question&Answers more detail:os...

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

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414 views

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python - How to use log scale on polar axis in matplotlib

I am trying to create a polar plot with a log scale on the radial axis but I keep getting an error. ... : cannot convert float NaN to integer See Question&Answers more detail:os...

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

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294 views

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python - Conditional pip install requirements on Heroku for Django app

Let me start by saying, that I don't think there is a way to do this... but, there are a lot of ... this? Or is it just wishful thinking? 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 - Why am I getting Name Error when importing a class?

I am just starting to learn Python, but I have already run into some errors. I have made a file called ... though. There were no errors. See Question&Answers more detail:os...

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

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200 views

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python - pip3 gone after hombrew upgrade

I upgraded my outdated packages with brew upgrade, but now I find that the pip3 command (pip for Python 3) that ... /site-packages (python 2.7) See Question&Answers more detail:os...

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

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435 views

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python - Plot date and time (x axis) versus a value (y axis) using data from file

I have data in a file (.dat) in the format of %dd %mm %yyyy %HH %MM %SS value separated by spaces. I would like ... ') plt.grid(True) plt.show() See Question&Answers more detail:os...

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

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201 views

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python - How can I launch pyqt GUI multiple times consequtively in a process?

How can I architect code to run a pyqt GUI multiple times consecutively in a process? (pyqtgraph specifically, if ... in gui.display() 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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240 views

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python - Splitting on spaces, except between certain characters

I am parsing a file that has lines such as type("book") title("golden apples") pages(10-35 70 200-234) ... marks. How can I split 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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847 views

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python - How to read bytes object from csv?

I have used tweepy to store the text of tweets in a csv file using Python csv.writer(), but I had to ... to download the entire data again. See Question&Answers more detail:os...

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

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207 views

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python - Trouble using a lock with multiprocessing.Pool: pickling error

I'm building a python module to extract tags from a large corpus of text, and while its ... _recursively_find_more_tags([initial_tag], 0) See Question&Answers more detail:os...

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

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278 views

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python - Custom plot linestyle in matplotlib

I'm trying to achieve graph using matplotlib with lines with whitespaces near points like in this one: (source: ... (X,Y) plt.show() See Question&Answers more detail:os...

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

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374 views

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python - How to make recursive ManyToManyField relationships that have extra fields symmetrical in Django?

class Food_Tag(models.Model): name = models.CharField(max_length=200) related_tags = models.ManyToManyField('self', ... all related Food_Tags? See Question&Answers more detail:os...

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

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143 views

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python - Strange path separators on Windows

I an running this code: #!/usr/bin/python coding=utf8 # test.py = to demo fault def loadFile(path) ... and all the backslashes appear correctly. See Question&Answers more detail:os...

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

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140 views

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python - Convert a Pandas DataFrame into a single row DataFrame

I've seen similar questions but mine is more direct and abstract. I have a dataframe with "n" rows, being "n" ... way to do this in Pandas? See Question&Answers more detail:os...

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

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288 views

1 answer

python - making a stacked barchart in pandas

I would like to create a stacked bar plot from the following dataframe: VALUE COUNT RECL_LCC RECL_PI 0 1 15686114 ... not sure of the solution See Question&Answers more detail:os...

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

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357 views

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python - experimental_list_devices attribute missing in tensorflow_core._api.v2.config

Am using tensorflow 2.1 on Windows 10. On running model.add(Conv3D(16, (22, 5, 5), strides=(1, 2, 2), ... ' } How can I solve this error? See Question&Answers more detail:os...

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

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595 views

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python - How to convert Julian date to standard date?

I have a string as Julian date like "16152" meaning 152'nd day of 2016 or "15234" meaning 234'th day of ... rest according to 1th of January? See Question&Answers more detail:os...

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

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699 views

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python - Kernel error (Errno 13 Permission denied) in Jupyter Notebook, Windows 10

I have installed Jupyter Notebook on Windows 10. I can execute jupyter notebook command. It opens and shows a ... the problem is something else. 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 - finding all regex matches from a pandas dataframe column

i am trying to extract some data from a dataframe, however following query only extract the first match and ignores the ... .dropna()), axis=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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264 views

1 answer

python - Is enforcing an abstract method implementation unpythonic?

When designing classes abstract methods can be very helpful. From what I know, Python does not have a mechanism ... ): assert(False) #abstract See Question&Answers more detail:os...

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

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308 views

1 answer

python - Flask Sqlalchemy : relationships between different modules

I'm following the Flask-SQLAlchemy tutorial. I have Flask 0.9, sqlalchemy 0.7.8 and flask-sqlalchemy 0.16 on ... idea to solve this ? 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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498 views

1 answer

python - django add placeholder text to form field

In Django I have the below code which is creating a username and password form on an HTML Page: <div class=" ... the best way to achieve 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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