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Attributeerror: 'nonetype' Object Has No Attribute 'copy'

Attributeerror: 'nonetype' Object Has No Attribute 'copy'

The full error is : OpenCV: out device of bound (0-0): 1 OpenCV: camera failed to properly initialize! Tra…

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Python & Sql Server

Python & Sql Server

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What is the best way to access sql server from python is it DB-API ? Also could someone provide a s… Read more Python & Sql Server
What Is The Fastest Way In Python To Convert A String With Formatted Numbers In An Numpy Array

What Is The Fastest Way In Python To Convert A String With Formatted Numbers In An Numpy Array

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I have a large ASCII file (~100GB) which consists of roughly 1.000.000 lines of known formatted num… Read more What Is The Fastest Way In Python To Convert A String With Formatted Numbers In An Numpy Array
When To Stop When Number Is Not A Happy Number

When To Stop When Number Is Not A Happy Number

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A happy number is defined by the following process. Starting with any positive integer, replace the… Read more When To Stop When Number Is Not A Happy Number
Rpn Evaluator Optimization Without Losing Readability

Rpn Evaluator Optimization Without Losing Readability

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I'm implementing a program that needs a RPN calculator function, I've got the one bellow, b… Read more Rpn Evaluator Optimization Without Losing Readability
What Is The Best Way To Extract This Data

What Is The Best Way To Extract This Data

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Looking at the site, i suppose not to see an error because each local language(Yoruba) as it Meanin… Read more What Is The Best Way To Extract This Data
Adding Hatches To Seaborn Heatmap Plot

Adding Hatches To Seaborn Heatmap Plot

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Is there a way to hatch particular 'cells' in a seaborn heatmap, which e.g. fullfill a cond… Read more Adding Hatches To Seaborn Heatmap Plot
How Do I Fix This Memoryerror For A Large Array

How Do I Fix This Memoryerror For A Large Array

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I am getting this error in my code: MemoryError: Unable to allocate 10.5 GiB for an array with shap… Read more How Do I Fix This Memoryerror For A Large Array
Search In A Txt File Containing Tab-separated Values In Python

Search In A Txt File Containing Tab-separated Values In Python

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I have a TXT file which consists of tab-separated values of the following form (3 columns): type … Read more Search In A Txt File Containing Tab-separated Values In Python
Using Flask Return To Modify A Webpage

Using Flask Return To Modify A Webpage

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I have the simplest flask app: app = Flask(__name__) @app.route('/python/', methods = ['… Read more Using Flask Return To Modify A Webpage
Search For Strings In Python

Search For Strings In Python

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How could I search for a string in a text and add another string after it like the following: I wan… Read more Search For Strings In Python
Python: File Attachment Not Working While Sending Email By Crontab

Python: File Attachment Not Working While Sending Email By Crontab

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The following source code is working fine when running manually but with crontab job mail is succes… Read more Python: File Attachment Not Working While Sending Email By Crontab
Priority Queue With Two Priority Values

Priority Queue With Two Priority Values

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As it is good known, elements which are inserted to the priority queue have a value which determine… Read more Priority Queue With Two Priority Values
Google Cloud Build Error "print_env_info.py: Error: Unrecognized Arguments"

Google Cloud Build Error "print_env_info.py: Error: Unrecognized Arguments"

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I'm trying to get a Google Cloud development environment up and running on my Windows (64 bit) … Read more Google Cloud Build Error "print_env_info.py: Error: Unrecognized Arguments"
Is There An Equivalent To R Apply Function In Python?

Is There An Equivalent To R Apply Function In Python?

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I am trying to find the Python equivalent to R's apply function but with multidimensional array… Read more Is There An Equivalent To R Apply Function In Python?
Filter List Of Dicts By Highest Value Of Dict And Taking Reversed Values Into Account

Filter List Of Dicts By Highest Value Of Dict And Taking Reversed Values Into Account

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Let's say i have data looking like this: filter_data = [ {'sender_id': 1, 'rece… Read more Filter List Of Dicts By Highest Value Of Dict And Taking Reversed Values Into Account
Python Networking: Asynchat Handshake

Python Networking: Asynchat Handshake

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I am using python asynchat to implement a network protocol. At connection time I need to send a com… Read more Python Networking: Asynchat Handshake
Using List Comprehension Instead Of For Loop When Working With Django Querysets

Using List Comprehension Instead Of For Loop When Working With Django Querysets

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I'm trying to tweak an application that is suffering in speed department. Because of that, I… Read more Using List Comprehension Instead Of For Loop When Working With Django Querysets
Issues Related To Creating Mask Of An Rgb Image In Opencv Python

Issues Related To Creating Mask Of An Rgb Image In Opencv Python

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I want to create a mask of a RGB image based on a pixel value but the following code segment throws… Read more Issues Related To Creating Mask Of An Rgb Image In Opencv Python
Converting Numpy Array Svg Image

Converting Numpy Array Svg Image

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I have an image which I want to save in svg format. The image is in the form of a numpy array. Alth… Read more Converting Numpy Array Svg Image