Recent questions tagged PYTHON

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python - Reset time part of a pandas timestamp

How can I reset the time part of a pandas timestamp? I want to reset time part in value of pandas.Timestamp. I ... is what I am trying to do. See Question&Answers more detail:os...

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

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331 views

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python - How to check that the anaconda package was properly installed

I'm completely new to Python and want to use it for data analysis. I just installed Python 2.7 on ... would be greatly appreciated! 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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272 views

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python - Extract historic leap seconds from tzdata

Is there a way to extract the moment of historic leap seconds from the time-zone database that is distributed on ... seems to be missing). See Question&Answers more detail:os...

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

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493 views

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python - Can I give a border (outline) to a line in matplotlib plot function?

I try: points = [...] axe.plot([i[0] for i in points], [i[1] for i in points], linestyle= ... I achieve something like on the following picture? See Question&Answers more detail:os...

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

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269 views

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python - django how to include javascript in template

I'm starting a project and following the documentation I didn't succeed to include javascript. Here is my ... things but I never succeed See Question&Answers more detail:os...

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

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2.5k views

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python - How To Solve KeyError: u"None of [Index([..], dtype='object')] are in the [columns]"

I'm trying to create a SVM model from what I found in github here, but it keeps returning this error. Traceback ( ... , 7556, 0, 0 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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873 views

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python - ImportError: cannot import name '...' from partially initialized module '...' (most likely due to a circular import)

I'm upgrading an application from Django 1.11.25 (Python 2.6) to Django 3.1.3 (Python 3.8.5) and, when I run ... ..) ... What am I doing wrong? See Question&Answers more detail:os...

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

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679 views

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python 3.x - Wand Policy Error: error/constitute.c/ReadImage/412

I am facing the issue while converting pdf to image using Wand: E wand.exceptions.PolicyError: not authorized `/ ... this error? 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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645 views

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python - Matplotlib graphic image to base64

Problem : Need to transform a graphic image of matplotlib to a base64 image Current Solution : Save the ... cached1.png") return cached_img_b64 See Question&Answers more detail:os...

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

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1.5k views

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python - pyinstaller No module named pyinstaller

I have 2 python versions installed under my mac osx sierra: python 3.5 python 2.7 I installed pyinstaller under ... 'm doing wrong? Cheers D. See Question&Answers more detail:os...

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

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517 views

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python - Suggestions to plot overlapping lines in matplotlib?

Does anybody have a suggestion on what's the best way to present overlapping lines on a plot? I have a lot of ... But still, how do I 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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196 views

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python - remove a specific column in numpy

>>> arr = np.array([[1,2,3,4], [5,6,7,8], [9,10,11,12]]) >>> arr array([[ 1, 2, 3 ... better way ? Please consider this to be a novice question. See Question&Answers more detail:os...

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

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418 views

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python - Initialise class object by name

Since everything in python is an object, i was wondering if there was a way i could initialise a class object ... like c = get_class("Foo") See Question&Answers more detail:os...

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

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350 views

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python - Why does comparison of bytes with str fails in Python3

In Python3 this expression evaluates as False: b"" == "" while in Python2 this comparison is True: u"" ... such a behaviour in Python3? See Question&Answers more detail:os...

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

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274 views

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python - Keras Masking for RNN with Varying Time Steps

I'm trying to fit an RNN in Keras using sequences that have varying time lengths. My data is in a Numpy ... layer? Am I missing 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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717 views

1 answer

python - How to mute all sounds in chrome webdriver with selenium

I want to write a script in which I use selenium package like this: from selenium import webdriver driver = webdriver. ... like Firefox or ...? See Question&Answers more detail:os...

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

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458 views

1 answer

python - working outside of application context - Flask

def get_db(self,dbfile): if hasattr(g, 'sqlite_db'): self.close_db(g.sqlite_db) try: g.sqlite_db = self. ... error can be fixed? 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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478 views

1 answer

python - AttributeError: 'list' object has no attribute 'encode'

I have a list of unicode objects and want to encode them to utf-8, but encoding doesn't seem to work. ... why there is no attribute encode See Question&Answers more detail:os...

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

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820 views

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python - ForeignKey field related to abstract model in Django

I have this model: class BaseModel(models.Model): .... class Meta: abstract = True class ModelA(BaseModel) ... %(app_label)s_%(class)s_related") See Question&Answers more detail:os...

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

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738 views

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python - setuptools troubles -- excluding packages, including data files

I'm fairly new to setuptools. I've seen a few similar questions and it drives a little bit insane that I've ... doing wrong and how to fix 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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308 views

1 answer

python - Formatting output of Counter

I have used Counter to count the number of occurrence of the list items. I have trouble in displaying it ... of the Counter operation nicely? See Question&Answers more detail:os...

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

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508 views

1 answer

python - Auto reloading flask server on Docker

I want my flask server to detect changes in code and reload automatically. I'm running this on docker container. ... . Thank you 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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431 views

1 answer

python - using pandas.read_csv to read certain columns

I have a .csv file with three columns and many rows. I am trying to use pandas to read only the third column. ... r"C:est.csv",usecols=(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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427 views

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python sqlalchemy + postgresql program freezes

I've ran into a strange situation. I'm writing some test cases for my program. The program is written to ... to start looking? Regards, Bogdan See Question&Answers more detail:os...

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

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672 views

1 answer

python - Compiler can't find Py_InitModule() .. is it deprecated and if so what should I use?

I am attempting to write a C extension for python. With the code (below) I get the compiler warning: ... would be much, 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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543 views

1 answer

python sorting two lists

I am trying to sort two lists together: list1 = [1, 2, 5, 4, 4, 3, 6] list2 = [3, 2, 1, ... use loop for bubble-sorting. Any help appreciated. See Question&Answers more detail:os...

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

0 votes

806 views

1 answer

python - Line numbers for every cell in VSCode Jupyter Notebook Cells

In the normal Jupyter notebooks, we can add line numbers by pressing the L key after selecting the cell. All the ... and every cell? 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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306 views

1 answer

python - Django Rest Framework - Read nested data, write integer

So far I'm extremely happy with Django Rest Framework, which is why I alsmost can't believe there's such ... - read nested, write flat See Question&Answers more detail:os...

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

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