Recent questions tagged Python

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python - Finding non-intersection of two pytorch tensors

Thanks everyone in advance for your help! What I'm trying to do in PyTorch is something like numpy's ... GPU and CPU. 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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python - Multiprocessing on Windows breaks

I develop with Python on Linux and have never really seen this sort of problem with Windows. I'm using the ... Does anybody know what it means? 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 Query distinct values works but i cant use the query result

I have a table column which some values are double or triple written. I want to have a distinct query. I tried ... can I get the person value? 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 success url using kwargs

I am trying to amend my get_success_url so that if any kwargs have been passed to it, I can build the ... with this. 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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python - Retrieve module object from stack frame

Given a frame object, I need to get the corresponding module object. In other words, implement callers_module so this ... done for this to work? 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 Get Latest Entry from Database

I've got 2 questions, but they are related to the same topic. I know how to retrieve data from a for loop ... to allow for just a single record? 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 - Error in Django when using matplotlib examples

I am testing several cases of Django and matplotlib such as this question or in french. Each time, it works on my ... on, but it did nothing... 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 find the string between two special characters?

For example, I need everything in between the two square brackets. File1 [Home sapiens] [Mus musculus 1] [ ... first and last square brackets. 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 - Flatten a nested list of variable sized sublists into a SciPy array

How can I use numpy/scipy to flatten a nested list with sublists of different sizes? Speed is very important and ... .array(list(*chain(lst))) 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 - Assign line colors in pandas

I am trying to plot some data in pandas and the inbuilt plot function conveniently plots one line per column. ... colours in the right 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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python - Tensorflow Convolution Neural Network with different sized images

I am attempting to create a deep CNN that can classify each individual pixel in an image. I am replicating architecture ... ], [1]]) + b_final See Question&Answers more detail:os...

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

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420 views

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python - itertools.product slower than nested for loops

I am trying using the itertools.product function to make a segment of my code (in an isotopic pattern ... of '_lsprof.Profiler' objects} 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 - Py2Exe "Missing Modules"

I'm trying to convert my python project into an exe using Py2Exe. It is worth noting that cx_freeze complains ... options in the setup 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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python - pandas and numpy thread safety

I'm using pandas on a web server (apache + modwsgi + django) and have an hard-to-reproduce bug which now I discovered ... 1.8.0, pandas 0.13.1 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 - Where does os.remove go?

I've been using Python for a long time and have numerous scripts running all over my office. I use a few in ... but keep it on the HD somehow? See Question&Answers more detail:os...

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

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177 views

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python multiple imports for a common module

I am working on a project wherein I need to use a third party module in different project files(.py files). ... me in making things bit simpler. See Question&Answers more detail:os...

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

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368 views

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python - How to use a generator as an iterable with Multiprocessing map function

When I use a generator as an iterable argument with multiprocessing.Pool.map function: pool.map(func, iterable=(x ... it to each process, 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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372 views

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python - Unbound Local Error with global variable

I am trying to figure out why I get an UnboundLocalError in my pygame application, Table Wars. Here is a summary ... so nonlocal won't work :/ See Question&Answers more detail:os...

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

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244 views

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python - Print escaped representation of a str

How do I print the escaped representation of a string, for example if I have: s = "String:A" I wish to ... println(xy); from Apache Commons Lang 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 - PyCharm autocomplete

I'm completely new to Python and PyCharm and I cannot figure out why PyCharm doesn't auto-completes very simple cases such ... on Mac OS 10.7.3 See Question&Answers more detail:os...

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

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197 views

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python - How to implement a simple button in PyQt

I want to implement a simple button in PyQt which prints "Hello world" when clicked. How can I do that? I am a real newbie in PyQt. See Question&Answers more detail:os...

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

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399 views

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python - limit how much data is read with numpy.genfromtxt for matplotlib

I am creating a graph in python using a text file for the source data and matplotlib to plot the graph. The simple ... -2012-15:55:35 . . . See Question&Answers more detail:os...

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

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651 views

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python - Error! blahfile is not UTF-8 encoded. Saving disabled

So, I'm trying to write a gzip file, actually from the net, but to simplify I wrote some very basic ... all combinations of code and modules. See Question&Answers more detail:os...

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

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177 views

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python - Django and mysql problems on Mavericks

I'm running Mac OSX 10.9 Mavericks. I'm trying to run django under python 3. Because I'm running ... missing something with this connector. 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 - Matplotlib - Changing the color of a single x-axis tick label

I am trying to create a vertical bar chart of % speakers of 5 spoken languages in the world, using ... AutoLabelBarVals(bars) 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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535 views

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python - Pandas concat dataframes with different columns: AttributeError: 'NoneType' object has no attribute 'is_extension'

I am trying to concatenate two dataframes which have different column names along the 0 axis. I found a similar ... ? Thank you very much! See Question&Answers more detail:os...

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

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156 views

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python - How can I redirect from view In Django

This is a view written for my posts app in Django. The problem is that after filling the update form ... /post_create.html",context) ThankYou. See Question&Answers more detail:os...

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

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923 views

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python - How to install gnu gettext (>0.15) on windows? So I can produce .po/.mo files in Django

When runing django make messages: ./manage.py makemessages -l pt I get: CommandError: Can't find msguniq. Make sure ... and how do I install 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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