Recent questions tagged Python

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python - raw_input without leaving a history in readline

Is there a way of using raw_input without leaving a sign in the readline history, so that it don't show when tab-completing? 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 extend datetime.timedelta?

I am trying to extend the Python datetime.timedelta for use with cross country race results. I want to construct ... : not enough arguments >>> 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 find all elements in a numpy 2-dimensional array that match a certain list?

I have a 2-dimensional NumPy array, for example: array([[1, 1, 0, 2, 2], [1, 1, 0, 2, 0], ... has approximately the dimension of 1000 x 1000). 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 - In pandas how to calculate 'Countif' on a moving window basis?

Given A = pd.DataFrame([[1, 5, -2], [2, 4, -4], [3, 3, -1], [4, 2, 2], [5, 1, 4 ... I do this in an efficient(Pythonic) way using Pandas? 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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python - Return multiple values over time

Okay, so is there a way to return a value from a function - the way return does - but not stop the function ... by time.sleep() or whatever.) 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 reset NavigatonToolbar "history" when re-plotting data on the same axis?

I have a wxPython application that uses matplotlib for plotting data repeatedly. The code looks something like this: ... not my mother language. 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 - SyntaxError in setup.py with pip to install module

So my teacher in Python showed the turtle module, so I want to try it myself, but when I try to install ... copy/paste something in a console ? 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 avoid shell=True in subprocess

I have subprocess command to check md5 checksum as subprocess.check_output('md5 Downloads/test.txt', stderr=subprocess. ... to keep shell=True? 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 image from pygame to PIL image

we are using a Raspberry Pi + Python 3.4 + PyGame to capture an image from a specific USB webcam. We use this ... us, please? 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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python - creating numpy array in c extension segfaults

I'm just trying to start off by creating a numpy array before I even start to write my extension. Here is a ... ). 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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857 views

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python - Using Tkinter command "iconbitmap" to set window icon

I have a program with a Tkinter window and I want to set an icon for the window. I use this code:window. ... to be. Is there a 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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524 views

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python - Write different hex-values in Python2 and Python3

I'm currently porting a Python2 script to Python3 and have problems with this line: print('xfe') When I run ... output FE 0A with 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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371 views

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python - How to solve the issue of the conflict of anaconda and virtualenv

I was using virtualenv all the time and then I had also installed anaconda. Just now I tried to activate a ... zsh are supported" return 1 fi See Question&Answers more detail:os...

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

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419 views

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python - CSRF cookie not set django...verification failed

AoA I am new to Django, I am trying to get data from POST, but getting error CSRF cookie ... middleware.clickjacking.XFrameOptionsMiddleware', ) 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 split a DataFrame on each different value in a column?

Below is an example DataFrame. 0 1 2 3 4 0 0.0 13.00 4.50 30.0 0.0,13.0 1 0.0 13.00 4 ... array at value in numpy Split a large pandas dataframe See Question&Answers more detail:os...

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

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846 views

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python - How to remove x and y axis labels in a clustermap?

I am creating a plot based on a DataFrame: cg = sns.clustermap(df_correlations.T) The problem is that the x and y ... on the x and y axis? See Question&Answers more detail:os...

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

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403 views

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python - What hashing function does Spark use for HashingTF and how do I duplicate it?

Spark MLLIb has a HashingTF() function that computes document term frequencies based on a hashed value of each of the ... 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)

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python - urllib.error.URLError: <urlopen error [Errno 11002] getaddrinfo failed>？

So, My code is only 4 lines. I am trying to connect to a website, what I am trying to do after ... error [Errno 11002] getaddrinfo failed> 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 - PIL round edges and add border

I'm currently using this method to round the edges on images for my users: def _add_corners(self, im, rad= ... corners for images in python? See Question&Answers more detail:os...

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

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797 views

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python - "UnboundLocalError: local variable 'input' referenced before assignment"

When I run my code I get these errors: linechoice = input("What password do you want to delete?: ") ... main() else: main() 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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515 views

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python - Webscraping an IMDb page using BeautifulSoup

I am new to WebScraping/Python and BeautifulSoup and am having difficulty getting my code to work. I would like to scrape ... "</div></div></a> See Question&Answers more detail:os...

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

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925 views

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python - LookupError: Resource 'corpora/stopwords' not found

I am trying to run a webapp on Heroku using Flask. The webapp is programmed in Python with the NLTK (Natural ... ://github.com/nltk/nltk.git 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 - Unable to run .py file from putty, Syntax error: word unexpected (expecting ")")

I am new to both Python and Linux and as such request simple explanations with minimal assumed knowledge where ... you. 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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699 views

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python - Fitting a vector function with curve_fit in Scipy

I want to fit a function with vector output using Scipy's curve_fit (or something more appropriate if available). ... what I should do instead. See Question&Answers more detail:os...

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

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395 views

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python - reordering cluster numbers for correct correspondence

I have a dataset that I clustered using two different clustering algorithms. The results are about the same, but ... for a python function. 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 - Creating cartesian product for n different types

Consider I have a dict holding n different types represented by keys:x1, x2 ..xn For simplicity let's take a ... Or this should be the 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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562 views

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python - Generating evenly distributed multiples/samples within a range

Specific instance of Problem I have an int range from 1-100. I want to generate n total numbers within this range that ... ) for x in xrange(n)) See Question&Answers more detail:os...

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

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613 views

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python - Parse CSV file and aggregate the values

I'd like to parse a CSV file and aggregate the values. The city row has repeating values (sample): CITY, ... How do I then aggregate values? See Question&Answers more detail:os...

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

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