Recent questions tagged Python

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python - Export Pandas data frame with text column containg utf-8 text and URLs to Excel

My Pandas data frame consists of Tweets and meta data of each tweet (300.000 rows). Some of my colleagues ... part /xl/worksheets/sheet1.xml See Question&Answers more detail:os...

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

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608 views

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python - how to get a list of inner classes?

I'm writing a small Python application that contains a few nested classes, like the example below: class SuperBar ... classes in a pythonic 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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757 views

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python - Matplotlib: Group different scatter markers under the same legend

I have the following question about a Matplotlib plot. I am plotting data from different experiment as scatter plot; ... () Thanks for your 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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565 views

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python - ValueError: 'balanced_accuracy' is not a valid scoring value in scikit-learn

I tried to pass to GridSearchCV other scoring metrics like balanced_accuracy for Binary Classification (instead of the default ... is 0.19.2 See Question&Answers more detail:os...

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

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914 views

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python - Is it possible to draw a broken axis graph with seaborn?

I need to draw a broken x axis graph (e.g. the graph below) with existing data, my question is whether it's ... to use seaborn APIs to do 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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341 views

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python - New Dataframe column as a generic function of other rows (pandas)

What is the fastest (and most efficient) way to create a new column in a DataFrame that is a function of other ... dist'] - 1 ).reset_index() See Question&Answers more detail:os...

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

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536 views

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python - size of nested dictionary and list

I have dictionary with following format: Demo code: >>> import pprint >>> pprint.pprint(data) {'lookup': {'F01' ... Can any on explain me why? See Question&Answers more detail:os...

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

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451 views

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python - Autohide Tkinter canvas scrollbar with pack geometry

I need help with autohiding tkinter scrollbars when it is not needed. I have found from effbot.org this code ... new to python and tkinter. 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 - reshape an array of images

I have 60000 train_images brought in as a shape (28,28,60000) matrix. It is a numpy.ndarray. I want to convert it ... do and why? (What it does) 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 - AttributeError: 'module' object has no attribute 'urls'

Python 2.7 & Django 1.10 ERROR: AttributeError: 'module' object has no attribute 'urls' main/urls.py from ... /urls.py APP/article/urls.py 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 - discord.errors.Forbidden: 403 FORBIDDEN (error code: 50013): Missing Permissions

I've recently created a bot which is only allowed to send messages and read message history. In my own ... code: 50013): Missing Permissions See Question&Answers more detail:os...

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

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609 views

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python - Can I style GtkBox margin/padding with CSS only?

How can i make layout like this using CSS stylesheet for GTK app? Here is example code: #!/usr/bin/ ... hardcoding, with css-only solution? See Question&Answers more detail:os...

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

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479 views

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python - Setting up Django with Eclipse - "Django not found"

I'm trying to setup Django with Eclipse. Right now I'm creating a new Pydev Django project, and getting "Django ... ). 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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3.0k views

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python - How to fix `ResolvePackageNotFound` error when creating Conda environment?

When I run the following command: conda env create -f virtual_platform_mac.yml I get this error Collecting package metadata ... on Mac OS X. See Question&Answers more detail:os...

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

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473 views

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python - reshaping a view of a n-dimensional array without using reshape

tl;dr Can I reshape a view of a numpy array from 5x5x5x3x3x3 to 125x1x1x3x3x3 without using numpy.reshape? I would like to ... [124,0,0,2,2,2]) See Question&Answers more detail:os...

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

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379 views

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python - How to filter a list based on ascending values?

I have the following 3 lists: minimal_values = ['0,32', '0,35', '0,45'] maximal_values = ['0,78' ... ***Pandas related answers are also welcome. See Question&Answers more detail:os...

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

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564 views

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python - How to get the list of members that reacted to a message in discord.py?

I just couldn't find a way to do it in discord.py. Reaction doesn't include members. See Question&Answers more detail:os...

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

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926 views

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python 3.x - Pandas to datetime with German date format?

I have a dataframe with dates in the following manner: 'Jan 2019', 'Feb 2019', 'M?r 2019', 'Apr ... a good general solution to 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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1.3k views

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python - How to use SQL parameters with IN clause for a variable number of values with pyodbc?

I have a list of values that I'd like to use in an IN clause for an SQL (SQL Server) statement to be ... there a way to accomplish this safely? 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 - Numpy tutorial - Boolean indexing

Reading Numpy quick tutorial, I cannot understand this sentence. a = np.arange(12).reshape(3,4) b1 = np.array([False,True, ... ([[4,6],[8,10]])? See Question&Answers more detail:os...

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

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429 views

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python - Why does graphical window freeze after about 5 seconds?

Code is running correctly and as I expected but after 5 seconds the display for graphics freezes forever. ... with user interface interactions. See Question&Answers more detail:os...

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

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457 views

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python split by number of times specified

In the following string how can i split the string in the following manner str1="hihellohowareyou" str1.split("") n=1 ... output:["hi","hello"] See Question&Answers more detail:os...

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

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907 views

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python - OpenNI and OpenCV: cv2.imshow() crashes with error: (-215:Assertion failed) dst.data == (uchar*)dst_ptr in function 'cvShowImage'

I am trying to receive a depth image from an Orbbec Astra Pro camera connected to a Windows 10 machine. I have ... opencv-python==3.4.5.20 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 - How can I get the cursor's position in an ANSI terminal?

I want to get the cursor's position in a terminal window. I know I can echo -e "33[6n" and read ... escape sequence returned by printing e[6n? See Question&Answers more detail:os...

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

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461 views

1 answer

python - Difference between list = [] vs. list.clear()

What is the difference between list = [] and list.clear()? Base on the behavior of my code and my own ... () container will also be [] See Question&Answers more detail:os...

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

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490 views

1 answer

python - Why is the value of a `tf.constant()` stored multiple times in memory in TensorFlow?

I read that (in TensorFlow): the value of a tf.constant() is stored multiple times in memory. Why is the ... () stored multiple times in memory? See Question&Answers more detail:os...

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

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666 views

1 answer

python - How nltk.TweetTokenizer different from nltk.word_tokenize?

I am unable to understand the difference between the two. Though, I come to know that word_tokenize ... using TweetTokenizer over word_tokenize? See Question&Answers more detail:os...

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

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572 views

1 answer

python - Cannot fetch URLs from GAE local environment

I'm getting the following error when trying to fetch an URL with urllib2 in the google app engine: error: An ... .read()) 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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