Recent questions tagged Python

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python - How to check out a branch with GitPython

I have cloned a repository with GitPython, now I would like to checkout a branch and update the local ... to checkout an named branch. 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 - Get Tkinter Window Size

How do I get the width and height of a Tkinter window? 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 use subprocess when multiple arguments contain spaces?

I'm working on a wrapper script that will exercise a vmware executable, allowing for the automation of virtual ... python2.5.2/cygwin/winxp 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 - Pip 21.1 can't import InvalidSchemeCombination

At work, we use Github actions to build and test our Pull Requests before they can be approved. On Friday ... ' failed with exit code 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 - Unpacking keyword arguments, but only the ones that match the function

Let's say I have a function: def foo(a=None, b=None, c=None): return "a:%s, b:%s, c:%s" % ... me if my argument/parameter terminology is off. 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 does matplotlib require setting log scale before plt.scatter() but not plt.plot()?

I found out in this helpful answer that plt.scatter() and plt.plot() behave differently when a logrithmic scale is ... scale first') 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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python - defaultdict : first argument must be callable or None

I ran the following code : from collections import defaultdict lst = list(range(0,5)) d = defaultdict(lst) ... be callable or None 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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python - Pandas to_csv() slow saving large dataframe

I'm guessing this is an easy fix, but I'm running into an issue that it's taking nearly an hour to save ... numeric (decimal) data. 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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python - matplotlib set shared axis

Using matplotlib, it seems the only time to set the sharex or sharey axis parameters are during sub_plot creation ( ... would be 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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python - Django: how to do get_or_create() in a threadsafe way?

In my Django app very often I need to do something similar to get_or_create(). E.g., User submits a tag. ... handle it in a threadsafe 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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322 views

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python - ImportError: cannot import name patterns

Python Version: 2.7.5 Django Version: 1.10 When I type nohup python manage.py runserver 0.0.0.0:9001 ... shows that cannot import name default. 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 do I check if it's Monday to Friday and the time is between 10 AM to 3 PM?

In python how do I check if its a weekday (Monday - Friday) and the time is between 10 AM to 3 PM? See Question&Answers more detail:os...

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

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488 views

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python - Automatically setting an enum member's value to its name

I've been messing around with python's enum library and have come across a conundrum. In the docs, they ... with __new__ and the EnumMeta class See Question&Answers more detail:os...

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

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321 views

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python - TensorFlow: using a tensor to index another tensor

I have a basic question about how to do indexing in TensorFlow. In numpy: x = np.asarray([1,2,3,3,2,5,6,7, ... ) with tf.Session(): ???? 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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python - What is the purpose of a bare asterisk in function arguments?

I've seen this SO question (this is not a duplicate): Python bare asterisk in function argument In python-3.x ... a lot. 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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556 views

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python - Linestyle in matplotlib step function

Is it possible to set the linestyle in a matplotlib step function to dashed, dotted, etc.? I've tried: step(x, ... -') But it did not 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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python - Django doctests in views.py

The Django 1.4 documentation on tests states: For a given Django application, the test runner looks for doctests in ... input. Thank you. Brian See Question&Answers more detail:os...

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

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363 views

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python - google.cloud import storage: cannot import storage

I tried to run the code bellow by following the google tutorials i found here: https://cloud.google.com/docs/ ... someone help me 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 - Adding calculated column in Pandas

I have a dataframe with 10 columns. I want to add a new column 'age_bmi' which should be a calculated column ... * ['bmi']) print(df2) 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 - Extract RGB or 6 digit code from Seaborn palette

Seaborn has an option to create nice color palettes. I wish to use these palettes to generate colors that ... Any help would be 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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805 views

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python - What is the recommended way to break long if statement? (W504 line break after binary operator)

What is currently the recommended way to break a long line of if statement with "and" and "or" operators? 1st ... way to deal with this 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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336 views

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python - Keeping file attributes on a copy

I have the situation whereby I want to keep the original attributes on a file (the file creation date etc). ... me to do this in Python. See Question&Answers more detail:os...

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

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465 views

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python - How to change spot edge colors in seaborn scatter plots

I have created a scatter plot using seaborn: import seaborn as sns sns.set(style="ticks", color_codes=True) g= ... color or change it to others? 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 - Numpy image - rotate matrix 270 degrees

I've got a Numpy 2d array that represents a grey-scale image and I need to rotate it 270 degrees. Might be ... a rot270() function? Any ideas? See Question&Answers more detail:os...

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

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533 views

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python - Conditional mocking: Call original function if condition does match

How can I conditionally call the original method in a mock? In this example I only want to fake a ... findings down: my programming guidelines See Question&Answers more detail:os...

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

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446 views

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python - How to change downloading name in flask?

I have a small project which has to response some files. I know that using nginx will be better decision ... the file with correct filename ? See Question&Answers more detail:os...

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

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361 views

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python - Non-blocking file access with Twisted

I'm trying to figure out if there is a defacto pattern for file access using twisted. Lots of examples I've ... the purity of non-blocking IO ? See Question&Answers more detail:os...

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

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393 views

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python - How to test aws lambda functions locally

I have a mobile application backend developed with node.js express. I tried it to deploy it as lambda ... alternative to Serverless Framework? See Question&Answers more detail:os...

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

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