Recent questions tagged Python

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python - Ansible: Access host/group vars from within custom module

Is there a way how one can access host/group vars from within a custom written module? I would like to avoid ... and it doesn't look promising. 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 - using multiple foreign key to the same model

I'm trying to use the same foreign key for two fields in the same model and am getting an error. Im ... identified 4 issues (0 silenced). 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, whats the equivalent of 'nrows' from read_csv() to be used in read_excel()?

Want to import only certain range of data from an excel spreadsheet (.xlsm format as it has macros) into a ... the equivalent for read_excel()? 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 fillna() with value 0 after calling resample?

Either I don't understand the documentation or it is outdated. If I run user[["DOC_ACC_DT", "USER_SIGNON_ID"]]. ... What am I doing wrong here? 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 - Feedparser.parse() 'SSL: CERTIFICATE_VERIFY_FAILED'

I'm having this SSL issue with feedparser parsing an HTTPS RSS feed, I don't really know what to do as I can't find ... >> feed["items"] [] >>> 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 - Readonly text field in Flask-Admin ModelView

How can I make a field on a ModelView readonly? class MyModelView(BaseModelView): column_list = ('name', 'last_name', 'email') 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 - Google & Oauthlib - Scope has changed

I am using OAuthlib for conducting OAuth flow of Google. It was working well for 4 to 5 months. Suddenly ... ) flow.fetch_token(code=auth_code) 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 - Read from two serial ports asynchronously

I'd like to read from two (or more) serial ports (/dev/ttyUSB0 etc) at the same time in python on ... when data is available using select(). 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 - Cumulative product of a list

I have implemented a list of all prime numbers from a set amount. What I'm trying to do is hard to explain so ... this in a loop of some sort. 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 - Parsing the string-representation of a numpy array

If I only have the string-representation of a numpy.array: >>> import numpy as np >>> arr = np.random. ... with 1-4 dimensions would be ok. 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 - Converting Spacy Training Data format to Spacy CLI Format (for blank NER)

This is the classic training format. TRAIN_DATA = [ ("Who is Shaka Khan?", {"entities": [(7, 17, " ... my tagged entities in the generated json. 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 - What part of asyncio is concurrent? Would like implementation details

The description of the asyncio module is: This module provides infrastructure for writing single-threaded concurrent ... the operating system? 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 change the bytes in a file?

I'm making a encryption program and I need to open file in binary mode to access non-ascii and non ... mode like this): x01x00x9ax9cx18x00 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 - Why is my log level not being used when using loadapp from paste.deploy?

I want to temporailiy turn on debug messages in a production pyramid web project so I adjusted the production.ini ... threadName)s] %(message)s 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 1.7 on App Engine "ImportError: No module named msvcrt"

I'm trying to upgrade Django to version 1.7 on a Google App Engine development server running on my Windows ... module named %s' % fullname) 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 - Improving pytesseract correct text recognition from image

I am trying to read captcha using pytesseract module. And it is giving accurate text most of the time, but not ... success rate to 100% here? 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 sum time in a dataframe

I have a dataframe of time data in the format hh:mm:ss hh:mm:ss (type string) I need to be able to sum ... and get the sum in the same format. 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 regex for password validation

I have the following requirement to validate the password with below context at least one digit at least one uppercase ... I use re.search? 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 - Plotly: Add line to bar chart

I have a plotly bar chart, from a dataframe: fig = df.iplot(asFigure=True, kind='bar', barmode = 'relative' ... data frame into a line series? 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 - Add density curve on the histogram

I am able to make histogram in python but I am unable to add density curve , I see many code which are using ... ', width=width) 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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969 views

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python - Why isn't "is" comparison used in place of "==" for primitive types?

When I'm using Pytest for Python formatting, it complains about doing something like: >>> assert some_function_ret_val ... of a primitive type. 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 specify what actually happens when Yes/No is clicked with ctypes MessageBoxW?

def addnewunit(title, text, style): ctypes.windll.user32.MessageBoxW(0, text, title, style) Ive seen a lot of ... when you click either 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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python - Interactive matplotlib plots via textboxes

I'm trying to create an interactive matplotlib plot of a multidimensional function with three parameters to vary. The ... (reset) 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 Core select where condition contains boolean expression `is False`

How to use SQLAlchemy expression language to select columns with where condition to check boolean expression. example: select([ ... Core v.1.0.8 See Question&Answers more detail:os...

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

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1.2k views

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python 2.7 - OpenCV 3.0.0-beta missing KNN?

Having just upgraded from opencv-2.4.11, KNearest seems to be missing In [27]: import cv2 ... cv2.KalmanFilter cv2.KeyPoint_overlap 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 - Default text as well as list textvariable Entry widget Tkinter

I have the following Entry box where due to obtaining values I have put a list option in for textvariable. ... Button-1>", self.callback) See Question&Answers more detail:os...

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

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1.2k views

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python - Spark fastest way for creating RDD of numpy arrays

My spark application is using RDD's of numpy arrays. At the moment, I'm reading my data from AWS S3, ... np.loadtxt(iterator,dtype=np.float64)] 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 all duplicate rows in a pandas dataframe

I would like to be able to get the indices of all the instances of a duplicated row in a dataset without knowing the name ... df[col == 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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