Recent questions tagged python

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python - How do I position buttons in Tkinter?

I have a program here that has two buttons in it. I am trying to change their position to be a space ... Any help would be gladly 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 - Join items of a list with '+' sign in a string

I would like my output to be : Enter a number : n List from zero to your number is : [0,1,2,3, ... , n ... (n_nx1lst)) + " = ", sum(n_nx1lst)) 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 - Display two dataframes side by side in Pandas

I have two dataframes each with 10 rows and I am trying to display them side by side using print df, ... display.max_columns = None 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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python - mplot3D fill_between extends over axis limits

I have questions related to creating a simple lineplot in Python with mplot3D where the area under the plot is ... (False) 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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python - SQLAlchemy - SQLite for testing and Postgresql for development - How to port?

I want to use sqlite memory database for all my testing and Postgresql for my development/production server. But ... key in both the databases? 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 - Comparing two arrays and getting the difference in PySpark

I have two array fields in a data frame. I have a requirement to compare these two arrays and get the difference ... to get a solution for 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 - Create an array where each element stores its indices

I want to create a 2d numpy array where every element is a tuple of its indices. Example (4x5): array([[ ... the same, maybe with numpy methods? 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 - Convert a string with brackets to numpy array

Description of the problem: I have an array-like structure in a dataframe column as a string (I read the ... or regex-ing the 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 - Transform tuple to dict

How can I transform tuple like this: ( ('a', 1), ('b', 2) ) to dict: { 'a': 1, 'b': 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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python - matplotlib and Qt: mouse press event.key is always None

I embedded a matplotlib figure in a Qt (PySide) application and I would like to respond to mouse click events in ... 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 - How to make section in PyCharm

I have just moved to Python from R. In R you can use #new section#### to have the 'new section' as title ... I mimic this option in PyCharm? 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 - Force repr() to use single quotes

I have a question, is there a way to "force" repr() to create always single quotes around a string? This ... purposes it is not intended for. 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 - Identifying implicit string literal concatenation

According to guido (and to some other Python programmers), implicit string literal concatenation is considered ... extended pep8 verifier. 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 - Eclipse external tool for Qt .ui to .py with pyuic

I use PyDev in Eclipse with the Qt integration. With an external tool I can create python source in a .py ... .ui thus MyGeneratedFile.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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python - Flatten a dictionary of dictionaries (2 levels deep) of lists

I'm trying to wrap my brain around this but it's not flexible enough. In my Python script I have a ... .itemgetter(), thanks to @intuited.] 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 - GAE AttributeError: 'Credentials' object has no attribute 'with_subject'

I have a python app I want to deploy on App Engine (2nd Generation Python 3.7) on which I use a Service Account with ... =0.11.3 oauthlib==2.1.0 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 Count Unique occurrences by Month

I have some monthly data that I'm trying to summarize using Pandas and I need to count the number of unique ... to what I'm working with. 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 datetime not validating right

I'm using the HTML5 datetime-local input type to try and get some datetime data into my database. The ModelForm ... 's Enter a valid date/time 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 'open'

I am trying to open a .csv compressed to a .lzma file in Linux using the following code: import lzma import ... can't see any other 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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python - Check if two contours intersect?

I have 2 contours (cont1 and cont2) received from cv2.findContours(). How do I know if they intersect or not? I ... ]] # <class 'numpy.ndarray'> 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 groupby on a column of lists

I have a pandas dataframe with a column that contains lists: df = pd.DataFrame({'List': [['once', 'upon ... : TypeError: unhashable type: 'list' 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 add dictionary to PyEnchant?

I got PyEnchant with files for many languages: en_US, en_AU, de_DE, fr_FR. Now I call list of dictionaries and ... enchant.Dict() can take 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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python - method not allowed error in flask

I am getting this error when I try to submit a request. Method Not Allowed The method is not allowed for the ... == "__main__": app.run() 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 - selenium.common.exceptions.WebDriverException: Message: 'library' executable may have wrong permissions for ChromeDriver

I want to use the chrome webdriver to connect to "https://www.google.com". below is the code. from ... Process finished with exit code 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 - How do I animate the ticks on the x-axis?

I have a matplotlib axes instance inside which I'm animating an AxesImage via blitting. What I'd like to ... and restore from somewhere 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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python - Find gaps in pandas time series dataframe sampled at 1 minute intervals and fill the gaps with new rows

Problem I have a data frame containing financial data sampled at 1 minute intervals. Occasionally a row or ... right_index=True) print(prices) 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 get the distinct value of one of my models in Google App Engine

I have a model, below, and I would like to get all the distinct area values. The SQL equivalent is select ... it to the screen as links. 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 - Pyo server.boot() fails with pyolib._core.PyoServerStateException on Ubuntu 14.04

I installed pyo on Ubuntu 14.04 without jack and running Python 2.7.I followed the Debian-based installing ... already got problems with 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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