Recent questions tagged Python

0 votes

390 views

1 answer

python - SQLAlchemy: get relationships from a db.Model

I need to get a list of a model's properties which are actually relationships (that is, they were created by ... into SQLAlchemy to help me out? See Question&Answers more detail:os...

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

0 votes

521 views

1 answer

python - Is passing too many arguments to the constructor considered an anti-pattern?

I am considering using the factory_boy library for API testing. An example from the documentation is: class UserFactory( ... do I have? Thanks See Question&Answers more detail:os...

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

0 votes

453 views

1 answer

python - Why does numpy.r_ use brackets instead of parentheses?

Numpy.r_, .c_ and .s_ are the only Python functions I've come across that take arguments in square brackets rather than ... 2,3], [4,5,6]) See Question&Answers more detail:os...

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

0 votes

491 views

1 answer

python - PyPDF 2 Decrypt Not Working

Currently I am using the PyPDF 2 as a dependency. I have encountered some encrypted files and handled them as ... -opens with Adobe Reader). See Question&Answers more detail:os...

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

0 votes

755 views

1 answer

python - No FileSystem for scheme: s3 with pyspark

I'm trying to read a txt file from S3 with Spark, but I'm getting thhis error: No FileSystem for scheme: s3 ... java:748) How can I fix this? See Question&Answers more detail:os...

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

0 votes

329 views

1 answer

python requests can't find a folder with a certificate when converted to .exe

I have a program that pools ad stats from different marketing systems. Everything works fine untill i convert it ... }".format(conn.key_file)) See Question&Answers more detail:os...

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

0 votes

374 views

1 answer

python - FieldError: Cannot resolve keyword 'XXXX' into field

This is a very strange error. I only receive it on my heroku server. Here is how my model is: # ... ) admin.site.register(News, NewsAdmin) See Question&Answers more detail:os...

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

0 votes

269 views

1 answer

python - Running coverage inside virtualenv

I recently stumbled upon some issue with running coverage measurements within virtual environment. I do not remember ... be a cleaner way. See Question&Answers more detail:os...

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

0 votes

604 views

1 answer

python - Python3 write gzip file - memoryview: a bytes-like object is required, not 'str'

I want to write a file. Based on the name of the file this may or may not be compressed with the gzip ... using Python3.5 on Ubuntu 16.04 See Question&Answers more detail:os...

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

0 votes

341 views

1 answer

python - Combine two Pandas dataframes, resample on one time column, interpolate

This is my first question on stackoverflow. Go easy on me! I have two data sets acquired simultaneously by different ... there's a better way. See Question&Answers more detail:os...

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

0 votes

239 views

1 answer

python - Is concatenating with "+" more efficient than separating with "," when using print?

I just noticed that if I use + for concatenation in the print() function and run the code in the ... efficiency difference between these two? See Question&Answers more detail:os...

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

0 votes

502 views

1 answer

python - TensorFlow - Input 'split_dim' of 'Split' Op has type float32 that does not match expected type of int32

I've installed tensorflow using pip on ubuntu 16.04 LTS, when running this code https://github.com/ ... match expected type of int32. See Question&Answers more detail:os...

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

0 votes

387 views

1 answer

python - How do I change nesting function's variable in the nested function

I'd like to have variable defined in the nesting function to be altered in the nested function, something like def ... the good way to do this? See Question&Answers more detail:os...

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

0 votes

341 views

1 answer

python - Whats the difference between using {{STATIC_URL}} and {% static %}

Throughout the django documentation and a lot of tutorials people seem to pick freely between using the {% static % ... using on over the other. See Question&Answers more detail:os...

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

0 votes

229 views

1 answer

python 2.7 - Google App Engine error: NeedIndexError: no matching index found

I'm having trouble with Google's App engine indexes. When running my app via the GoogleAppEngineLauncher, ... ndb.TextProperty(indexed=False) See Question&Answers more detail:os...

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

0 votes

337 views

1 answer

python - Find out the unicode script of a character

Given a unicode character what would be the simplest way to return its script (as "Latin", "Hangul" etc)? ... to provide this kind of feature. See Question&Answers more detail:os...

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

0 votes

483 views

1 answer

python - Django Not Reflecting Updates to Javascript Files?

I have javascript files in my static folder. Django finds and loads them perfectly fine, so I don't ... ever experienced anything like this? See Question&Answers more detail:os...

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

0 votes

237 views

1 answer

python - Find min value in array > 0

I am looking to find the lowest positive value in an array and its position in the list. If a value within ... present position: 3, value: 1 See Question&Answers more detail:os...

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

0 votes

627 views

1 answer

python - How to pass parameter to PythonOperator in Airflow

I just started using Airflow, can anyone enlighten me how to pass a parameter into PythonOperator like below: ... Thank you very much. See Question&Answers more detail:os...

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

0 votes

541 views

1 answer

python 3.x - Alternative to scipy.misc.imresize()

I want to use an old script which still uses scipy.misc.imresize() which is not only deprevated but removed ... what scipy.misc.imresize does. See Question&Answers more detail:os...

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

0 votes

829 views

1 answer

python - Django: NotImplementedError: annotate() + distinct(fields) is not implemented

There are 2 simple models: class Question(TimeStampedModel): text = models.CharField(max_length=40) class Answer(TimeStampedModel ... (), ), ) See Question&Answers more detail:os...

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

0 votes

287 views

1 answer

python - show reverse dependencies with pip?

Is it possible to show the reverse dependencies with pip? I want to know which package needs package foo. And ... is needed by this package. See Question&Answers more detail:os...

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

0 votes

360 views

1 answer

python - What's "better" the reverse method or the reversed built-in function?

What is typically regarded as more Pythonic/better/faster to use, the reverse method or the reversed built-in ... _list.reverse() print _list See Question&Answers more detail:os...

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

0 votes

436 views

1 answer

python - Rounding Pandas Timestamp to minutes

I want to create a DateTimeIndex at 1 minute intervals based on a start and end timestamp (given in microseconds since ... . How can I do this? See Question&Answers more detail:os...

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

0 votes

313 views

1 answer

python - Django: Filter objects by integer between two values

I'm struggling with a Django filtering problem I couldn't solve so far. I have a database with from/to integers, ... that I could use for this? See Question&Answers more detail:os...

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

0 votes

395 views

1 answer

python - Improve quality of Wand conversion

I convert files of different formats (JPEG, PNG, TIFF, PDF) to JPEG using Wand, a ctypes-based ImageMagick ... the density option in Wand? See Question&Answers more detail:os...

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

0 votes

392 views

1 answer

python - Comparing NumPy arrays so that NaNs compare equal

Is there an idiomatic way to compare two NumPy arrays that would treat NaNs as being equal to each other (but ... the same shape and dtype. See Question&Answers more detail:os...

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

0 votes

860 views

1 answer

python - Check if two CIDR addresses intersect?

Given two CIDR addresses say 192.168.2.0/14 and 192.168.2.0/32 How do I check if two ip addresses overlap in ... an ip is in a network in python See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags