Recent questions tagged PYTHON

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python 3.x - Getting feature names from within a FeatureUnion + Pipeline

I am using a FeatureUnion to join features found from the title and description of events: union = FeatureUnion( ... How do 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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python - How to insert scale bar in a map in matplotlib

Any ideas on how can I insert a scale bar in a map in matplotlib that shows the length scale? something like ... distance manually!)? 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 - QThread: Destroyed while thread is still running

I'm having problem with QThreads in python. I want to change background color of label. But My application crash ... sys.exit(app.exec_()) 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 - Detect if a cube and a cone intersect each other?

Consider two geometrical objects in 3D: a cube aligned with the axes and defined by the position of its center ... the cube, they intersect). 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 argparse - optional append argument with choices

I have a script where I ask the user for a list of pre-defined actions to perform. I also want the ability to assume ... , 'clear'], ['dump']]) See Question&Answers more detail:os...

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

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576 views

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python - How do I validate the format of a MAC address?

What's the best way to validate that an MAC address entered by the user? The format is HH:HH:HH:HH:HH: ... valid while 00:29:804E4A is invalid. 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 - libcublas.so.8.0 error with tensorflow

I am currently trying to run a project from GitHub: https://github.com/nilboy/pixel-recursive-super- ... .tensorflow.org/install/install_linux 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 - Airflow dynamic tasks at runtime

Other questions about 'dynamic tasks' seem to address dynamic construction of a DAG at schedule or design time. ... execution? Is it 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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python - Using multiple bars

I would like to have two independent progress bars. This is a minimal example where if I use two bars ... independent bars that update properly? 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 count RawQuerySet

Hay, I'm using django 1.2 and i want to know how to count rows from a raw queryset ... returning Car_Deferred_model_id_user_id object 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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342 views

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python - Plot key count per unique value count in pandas

I have a set of data from which I want to plot the number of keys per unique id count (x= ... more directly using the initial dataframe? See Question&Answers more detail:os...

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

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681 views

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python - How to protect myself from a gzip or bzip2 bomb?

This is related to the question about zip bombs, but having gzip or bzip2 compression in mind, e.g. a web ... the file a user uploaded). 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 - Capturing SIGINT using KeyboardInterrupt exception works in terminal, not in script

I'm trying to catch SIGINT (or keyboard interrupt) in Python 2.7 program. This is how my Python ... that KeyboardInterrupt is never raised. See Question&Answers more detail:os...

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

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296 views

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python - How to quickly parse a list of strings

If I want to split a list of words separated by a delimiter character, I can use >>> 'abc,foo,bar'. ... delimited string into a list (caveat)? See Question&Answers more detail:os...

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

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614 views

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python - How to access session variables in jinja 2 - Flask

Do I need to pass session variables manually from Flask to my HTML or are they automatically sent in some way? Can ... '}} in the HTML file? See Question&Answers more detail:os...

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

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500 views

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python - model.summary() can't print output shape while using subclass model

This is the two methods for creating a keras model, but the output shapes of the summary results of the two ... output shape at the summary()? See Question&Answers more detail:os...

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

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573 views

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python - Fast interpolation of regularly sampled 3D data with different intervals in x,y, and z

I have some volumetric imaging data consisting of values sampled on a regular grid in x,y,z, but ... regularly spaced within each dimension? See Question&Answers more detail:os...

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

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273 views

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python - Is it possible to control matplotlib marker orientation?

I would like to know if I have a triangular marker, is it possible to control its orientation? I have a series ... tool. I thanks for any 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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460 views

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python - Installing Twisted through pip broken on one server

I am setting up a virtualenv on a new server, and when I used pip on our requirements file, it kept dying ... instance running Ubuntu 14.04.02. 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 - Should I use softmax as output when using cross entropy loss in pytorch?

I have a problem with classifying fully connected deep neural net with 2 hidden layers for MNIST dataset in ... backward() optimizer.step() 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 - Have numpy argsort return an array of 2d indices?

If we have a 1d array arr = np.random.randint(7, size=(5)) # [3 1 4 6 2] print np.argsort(arr) # ... 2d indices" for the sorting of a 2d array? See Question&Answers more detail:os...

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

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406 views

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python pandas: pivot_table silently drops indices with nans

Is there an option not to drop the indices with NaN in them? I think silently dropping these rows from the pivot will ... 13 b a 123.23 123 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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1.1k views

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python - AssertionError: col should be Column

How to create a new column in PySpark and fill this column with the date of today? This is what I ... : AssertionError: col should be Column 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 - get the list of checkbox post in django views

I have this code in my template: {% for email in emails %} {%if email%} <input type="checkbox" name ... [email protected] [email protected] ... See Question&Answers more detail:os...

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

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398 views

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python - Class properties and __setattr__

In Python class, when I use __setattr__ it takes precedence over properties defined in this class (or any base ... and all the base classes? See Question&Answers more detail:os...

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

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396 views

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python - Position of the legend in a Bokeh plot

Does anyone know how to carry the legend in bokeh outside of the graph? The only manipulation I could ... top_left, bottom_left or bottom_right See Question&Answers more detail:os...

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

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1.3k views

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python - Writing to io.BytesIO in csv fails in python3

I am trying to write python 2/3 compatible code to write strings to csv file object. This code: line_as_list = ... ? Where is the problem here? See Question&Answers more detail:os...

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

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665 views

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python - Is there an inverse function for time.gmtime() that parses a UTC tuple to seconds since the epoch?

python's time module seems a little haphazard. For example, here is a list of methods in there, from the ... How would you implement 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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