Recent questions tagged Python

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python - install odbc driver to azure app service

I am running a simple Python web app in the Azure app service that needs to acces an Azure SQL database. In ... if it is nescessary at all? 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: trying to vectorize a function using date_range

Here is my dataframe: import pandas as pd df = pd.DataFrame({ 'KEY': [1, 2, 3, 1, 1, 2], 'START_DATE': ... ()), 'AMOUNT'] += data.AMOUNT.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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python - TypeError: must be str, not list

the problem is output result is not save in csv file. I'm using this code to weight-age the words positive ... TypeError: must be str, not 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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158 views

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python - Boolean for unique value in a column

For my dataframe, e.g. df = pd.DataFrame([1, 3, 7, 1], columns=['data']) I want to know ... False Is there a convenient approach with pandas? 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 - using regex and capture groups in next method

I need help with this one: I open file, use readlines method to create a list out of it. I need to ... to variable. Is there any workaround? 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 2.7 - Get plain text from QLineEdit

I want to retrieve plain text from QLineEdit() object. The text method returns a QString object. I just want a ... a simple string not QString. See Question&Answers more detail:os...

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

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396 views

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python - scrapy xpath selector repeats data

I am trying to extract the business name and address from each listing and export it to a -csv, but I ... repeats the same data several times. See Question&Answers more detail:os...

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

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317 views

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python - OptionMenu command function requires argument

This is a pretty general question about the optionmenu widget in tkinter. When defining an OptionMenu widget, and ... to work. But 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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python - win32file.ReadDirectoryChangesW doesn't find all moved files

Good morning, I've come across a peculiar problem with a program I'm creating in Python. It appears that when ... to detect all dropped files? 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 - Outer product with Numpy and Ndarray

In one of my codes, I use numpy for matrices calculations. At one point, I have to do the outer product ... you very much 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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722 views

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python - Adding error bars to grouped bar plot in pandas

I'm generating a plot in pandas by first generating the following DataFrame: plotData=resultData.groupby([' ... properly. Any ideas? See Question&Answers more detail:os...

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

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192 views

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python - Find emojis in a tweet as whole clusters and not as individual chars

So first question I've ever asked on here, and its about emojis. I'm sorry. I am making a twitter bot in ... bugging me for a couple days now. See Question&Answers more detail:os...

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

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492 views

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python - Error lambda missing 1 required positional argument when using with QPushButton

This is entire my code: import sys from PySide2.QtCore import Qt from PySide2.QtWidgets import ( QApplication, ... , help me, 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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158 views

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python 3.x - finding values in pandas series - Python3

i have this excruciatingly annoying problem (i'm quite new to python) df=pd.DataFrame[{'col1':['1','2','3' ... col1[1] in col1 return False? See Question&Answers more detail:os...

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

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382 views

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python - Convert large csv to sparse matrix for use in sklearn

I have a ~30GB (~1.7 GB compressed | 180K rows x 32K columns) matrix saved in a csv format. I would like ... pipeline (How would 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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335 views

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python - How to preserve column names starting with a minus when using numpy.genfromtxt?

Similar to this question, numpy.genfromtxt modifies my columns' names: import numpy as np from io import BytesIO ... there to no avail. See Question&Answers more detail:os...

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

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651 views

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python - pipenv is not recognized on powershell

I made sure pipenv was installed in the following path C:UsersOwner> pip install pipenv Then got the following ... ? 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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166 views

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python - Numpy arrays changing id

What is happening here? It seems like the id locations of the array is not remaining steady maybe?is operator ... id(a[1]) #40038784L See Question&Answers more detail:os...

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

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267 views

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python - Get path relative to executed flask app

In my flask app I recreate a sqlite database at every start. For this I use code as shown on the official ... dir, how can I achieve 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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812 views

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python - How to rotate a triangle to a certain angle in pygame?

I need to rotate a triangle (Not an image) around at the center of the screen. I have seen other people ... 0),points) pygame.display.update() See Question&Answers more detail:os...

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

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186 views

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python - BeautifulSoup, where are you putting my HTML?

I'm using BS4 with python2.7. Here's the start of my code (Thanks root): from bs4 import BeautifulSoup import ... > Where am I going 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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181 views

1 answer

python - Not able to create a SOAP filter in suds

I have a SOAP request that takes below XML body <x:Body> <ser:CreateExportJobRequest> <ser:ExportJobTypeName>Products< ... empty> } 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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538 views

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python - How to show image to PYQT with opencv

Hello I'm new in python and opencv I want to ask, how to show my image in qlabel (pyqt) and i ... with exit code -1073740791 (0xC0000409) See Question&Answers more detail:os...

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

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142 views

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python - check at the end of the loop if need to run again

It's a really basic question but i can't think at the second. How do i set up a loop that asks each time ... something like; "loop again? y/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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845 views

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python 3.x - module 'tensorflow_core.compat.v2' has no attribute '__internal__'

I am using python 3.6.9 , keras 2.3.1, and (tf 2.0.0 or tf 2.1.0). Got the compatibility versions ... . When I import keras I get this error. See Question&Answers more detail:os...

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

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356 views

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python - Serverless Framework with AWS cognito generates CORS error

I get this error message from the Angular frontend and I am not authorized to touch my lambda code: `Access to fetch ... ': json.dumps("TEST") } See Question&Answers more detail:os...

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

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304 views

1 answer

python - read bytes string from file in python3

The content of a file is like following, and the file encoding is utf-8: cd232704-a46f-3d9d-97f6-67edb897d65f b ... the line to splite 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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309 views

1 answer

python - Overriding Enum __call__ method

I have an Enum like so: from enum import Enum class Animal(Enum): cat = 'meow' dog = 'woof' ... pure Python equivalent of Enum.__call__ ? See Question&Answers more detail:os...

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

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