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Showing posts from October, 2024

Fourier Series From Discrete Fourier Transform

I'm trying to recreate a function from a discrete fourier transform. In Matlab it would be done… Read more Fourier Series From Discrete Fourier Transform

Numpy Array Of Numpy Arrays

When I create a numy array of a list of sublists of equal length, it implicitly converts it to a (l… Read more Numpy Array Of Numpy Arrays

Vectorized Creation Of An Array Of Diagonal Square Arrays From A Liner Array In Numpy Or Tensorflow

I have an array of shape [batch_size, N], for example: [[1 2] [3 4] [5 6]] and I need to crea… Read more Vectorized Creation Of An Array Of Diagonal Square Arrays From A Liner Array In Numpy Or Tensorflow

Converting A String To Dictionary In Python

I have the following string : str = '{application.root.category.id:2}' I would like to con… Read more Converting A String To Dictionary In Python

Python If With Many Or In A Contracted Form

I'm learning python and I found myself lost trying to create a an if statement that should be t… Read more Python If With Many Or In A Contracted Form

Assigning Keys To A Dictionary From A String

I have a string called sentence: 'the sly fox jumped over the brown dog' I need to create a… Read more Assigning Keys To A Dictionary From A String

I Need To Call A Function Until It Returns 0 In Python

def solveMaze(win, board): mazesol.removeDeadEnds(win, board) I need to call mazesol.removeD… Read more I Need To Call A Function Until It Returns 0 In Python

Python Launch Exe File Error

I have written a .exe file in C# and it works fine if I launch it manually by hand (double clicking… Read more Python Launch Exe File Error

Ckan Pluginnotfoundexception In Pages Extension

I'm using CKAN as my open data portal. It's written in Python using Pylons framework. I wan… Read more Ckan Pluginnotfoundexception In Pages Extension

Typeerror: Unsupported Operand Type(s) For +: 'timestamp' And 'float'

i have, x = [2017-06-07, 2017-07-19] y = [155.98, 151.42] i want to draw a straight line and find … Read more Typeerror: Unsupported Operand Type(s) For +: 'timestamp' And 'float'

Find If A Number Is A Possible Sum Of Two Or More Numbers In A Given Set - Python

The office supply store sells your favorite types of pens in packages of 5, 8 or 24 pens. Thus, it … Read more Find If A Number Is A Possible Sum Of Two Or More Numbers In A Given Set - Python

No Module Named Blog

I'm a newbie in django.Now I'm following a book named Python Web Development with Django an… Read more No Module Named Blog

Is It Possible To Prevent A String From Being Treated Like A List?

Is there any syntax in python to ensure that a given string is not processed as a list? I periodica… Read more Is It Possible To Prevent A String From Being Treated Like A List?

Detail Attributeerror: 'module' Object Has No Attribute 'workbook'

I keep getting the Detail AttributeError: 'module' object has no attribute 'workbook… Read more Detail Attributeerror: 'module' Object Has No Attribute 'workbook'

Invalid Char In Expression Awk, Python

I have a command that looks like this: ps v -p 2585 | awk '{if ($9 != '%MEM') {print $9… Read more Invalid Char In Expression Awk, Python

Gunicorn Command Not Found, But It's In My Requirements.txt

I am deploying a Django app on Heroku , which is successfully deploying, but I am getting the follo… Read more Gunicorn Command Not Found, But It's In My Requirements.txt

How Do I Pip Install Linux Packages On A Windows Machine (for Aws Lambda)?

I'm trying to write a Python AWS Lambda script. The Python code works locally in Windows, but i… Read more How Do I Pip Install Linux Packages On A Windows Machine (for Aws Lambda)?

Subtract A Column In Pandas Dataframe By Its First Value

I need to subtract all elements in one column of pandas dataframe by its first value. In this code,… Read more Subtract A Column In Pandas Dataframe By Its First Value

How To Divide 2 Varchar(255) Values And Insert Into Row (mysql, Python)

Table data: I have a table cpu with the columns name, price, id, mark, value Data format: The price… Read more How To Divide 2 Varchar(255) Values And Insert Into Row (mysql, Python)

No Module Named Google.protobuf

I am trying to run Google's deep dream. For some odd reason I keep getting ImportError: No mod… Read more No Module Named Google.protobuf

Getting Data From Html Table With Selenium (python): Submitting Changes Breaks Loop

I want to scrape data from an HTML table for different combinations of drop down values via looping… Read more Getting Data From Html Table With Selenium (python): Submitting Changes Breaks Loop

Mysql/connector Python Query Works In Mysql But Not Python

I've seen the following two answers: python - mysql query not working SQL query works in conso… Read more Mysql/connector Python Query Works In Mysql But Not Python

Html Does Not Reflect Webpage Content In Browser For Beautiful Soup

I am trying to scrape content from a website using Beautiful Soup. When doing some testing, I get t… Read more Html Does Not Reflect Webpage Content In Browser For Beautiful Soup

Is This An Example Of Python Function Overload?

I know python does not allow us to overload functions. However, does it have inbuilt overloaded met… Read more Is This An Example Of Python Function Overload?

Problem Concatenate Str To Database For Recall The Two Id In Button Insert

I created these two functions, adding various + in curson.execute: def getIDCampionato(nome_campion… Read more Problem Concatenate Str To Database For Recall The Two Id In Button Insert

Writing Back Into The Same File After Reading From The File

My aim is to read line from the file , strip the blank spaces at the end of it and write back into … Read more Writing Back Into The Same File After Reading From The File

Why Does Python Think My Array Is 0-d? (typeerror: Iteration Over A 0-d Array)

I'm aware that this may have been answered before but please check that other answers are relev… Read more Why Does Python Think My Array Is 0-d? (typeerror: Iteration Over A 0-d Array)

Convert Pivot Tables To Dataframe

I have a pivot table, for example, first second bar one two foo … Read more Convert Pivot Tables To Dataframe

How Do I Rename A (work)sheet In A Google Sheets Spreadsheet Using The Api In Python?

I have been trying/looking to solve this problem for a long while. I have read the documentation fo… Read more How Do I Rename A (work)sheet In A Google Sheets Spreadsheet Using The Api In Python?

Can't Multiply Sequence By Non-int Of Type 'str' Dont Understand

yen = 0.0067 bsp = 1.35 usd = 0.65 ero = 0.85 if choice == '2': Current_Currency = inp… Read more Can't Multiply Sequence By Non-int Of Type 'str' Dont Understand

Pytorch: Testing With Torchvision.datasets.imagefolder And Dataloader

I'm a newbie trying to make this PyTorch CNN work with the Cats&Dogs dataset from kaggle. A… Read more Pytorch: Testing With Torchvision.datasets.imagefolder And Dataloader

Is Resume() Function Available In Python 2.7?

Is there any resume() function in python. I need to apply it on my program. need proper explanation… Read more Is Resume() Function Available In Python 2.7?

Scrapy Getting Values From Multiple Sites

I'm trying to pass a value from a function. i looked up the docs and just didn't understand… Read more Scrapy Getting Values From Multiple Sites

Is Set Deterministic?

When reading such questions as Get unique values from a list in python you can see the remarks the … Read more Is Set Deterministic?

How Can I "hook Into" Python From C++ When It Executes A Function? My Goal Is To Profile

I'm implementing a profiler in an application and I'm a little flummoxed about how to imple… Read more How Can I "hook Into" Python From C++ When It Executes A Function? My Goal Is To Profile

How To Order By Key (alphabetically) In Defaultdict(list) For An Inverted Index

I have an inverted index. It consists of my word dictionary and the posting list of documents in wh… Read more How To Order By Key (alphabetically) In Defaultdict(list) For An Inverted Index

Selenium.common.exceptions.webdriverexception: Message: Invalid Argument: Value Must Be A Non-negative Integer With Chromedriver And Selenium

I am working on selenium (3.5.0),Python 3.6.8 i wanted to test simple code that is written below dr… Read more Selenium.common.exceptions.webdriverexception: Message: Invalid Argument: Value Must Be A Non-negative Integer With Chromedriver And Selenium

Python 3.5: Oserror: [errno 22] Invalid Argument: 'e:\\python\\sales Prog\nacenka.xlsx'

Have a nice error. import pandas as pd import xgboost as xgb sales_shop = pd.read_excel('E:\pyt… Read more Python 3.5: Oserror: [errno 22] Invalid Argument: 'e:\\python\\sales Prog\nacenka.xlsx'

Add Jar To Pyspark When Using Notebook

I'm trying the mongodb hadoop integration with spark but can't figure out how to make the j… Read more Add Jar To Pyspark When Using Notebook

How Do You Restrict Google Login (oauth2) To Emails From A Specific Google Apps Domain For A Flask Webapp?

Developing a Flask app (Python3/Heroku) for internal company use and successfully implemented Googl… Read more How Do You Restrict Google Login (oauth2) To Emails From A Specific Google Apps Domain For A Flask Webapp?

Python Local Variable Initialization

I'm rather new to python and I'm wondering how local variables work. Let's start with a… Read more Python Local Variable Initialization

Numpy Array Divide Column By Vector

I have a 3x3 numpy array and I want to divide each column of this with a vector 3x1. I know how to … Read more Numpy Array Divide Column By Vector

Mixing Strings And Input Variable In Sql Connection String Using Pyodbc Library - Python

I've had a look around SO and couldn't find this particular issue. So I have an ext config.… Read more Mixing Strings And Input Variable In Sql Connection String Using Pyodbc Library - Python

Values Not Being Defined When Outputted In Python Mysql?

Aided by a previously asked question see (How to correctly convert SQL rows to columns?), I'm a… Read more Values Not Being Defined When Outputted In Python Mysql?

Referencing And Setting Variables In Python Dicts

I want to use a python dict to store variable references and be able to assign the values pointed o… Read more Referencing And Setting Variables In Python Dicts

Dynamic Terminal Printing With Python

Certain applications like hellanzb have a way of printing to the terminal with the appearance of dy… Read more Dynamic Terminal Printing With Python

Luigi Pipeline Beginning In S3

My initial files are in AWS S3. Could someone point me how I need to setup this in a Luigi Task? I … Read more Luigi Pipeline Beginning In S3

Regex: How To Match The Set Of A Language's Characters, With Some Exceptions?

Let me use the set of English characters as an example, though the question is really about how to … Read more Regex: How To Match The Set Of A Language's Characters, With Some Exceptions?

Replace Letters In Python String

Im writing a program for french that turns present tense verbs into past tense. The problem is that… Read more Replace Letters In Python String

Sorting A Dictionary In Python

Possible Duplicate: Python: Sort a dictionary by value I need to sort by values a original dictio… Read more Sorting A Dictionary In Python

Pandas: Split Columns Into Multiple Columns By Two Delimiters

I have data like this ID INFO 1 A=2;B=2;C=5 2 A=3;B=4;C=1 3 A=1;B=3;C=2 I want to split… Read more Pandas: Split Columns Into Multiple Columns By Two Delimiters

Numpy.memmap: Bogus Memory Allocation

I have a python3 script that operates with numpy.memmap arrays. It writes an array to newly generat… Read more Numpy.memmap: Bogus Memory Allocation

Python Datetime.strftime Does Not Support Japanese?

I have a problem that following code causes a encoding error: This problem happens when pass a japa… Read more Python Datetime.strftime Does Not Support Japanese?

Slicing A Dask Dataframe

I have the following code where I like to do a train/test split on a Dask dataframe df = dd.read_c… Read more Slicing A Dask Dataframe

How To Parse And Print A Tree In Python

Currently I have data in the following format A A -> B -> C -> D -> Z A -> B -> … Read more How To Parse And Print A Tree In Python

Vtk Boolean Operations On Poly Data Producing Empty Sets

I have an STL of a gyroid & I want to crop it with a sphere (previous question) Now I have the … Read more Vtk Boolean Operations On Poly Data Producing Empty Sets

Matplotlib: Add A Custom Colorbar That Runs From Full Transparent To Full Color (remove Artifacts)

I am trying to add a custom colorbar to my matplotlib figure, that runs from full transparent (whit… Read more Matplotlib: Add A Custom Colorbar That Runs From Full Transparent To Full Color (remove Artifacts)

Make A List With A Name That Is Only Known After The Program Runs

I want to make a list and call it a name which I only know after I run the program: For example: #m… Read more Make A List With A Name That Is Only Known After The Program Runs

How Do I Set The Content-type Of An Existing S3 Key With Boto3?

I want to update the Content-Type of an existing object in a S3 bucket, using boto3, but how do I d… Read more How Do I Set The Content-type Of An Existing S3 Key With Boto3?

Python Functions And Their __call__ Attribute

I am using Python 2.7.2. I want to understand the relationship between calling a function and call… Read more Python Functions And Their __call__ Attribute

Python Globbing A Directory Of Images

I am working on a project currently and so far I have generated a folder of images (png format) whe… Read more Python Globbing A Directory Of Images

Python: How To Implement Binary Filter On Rgb Image? (algorithm)

I'm trying to implement binary image filter (to get monochrome binary image) using python &… Read more Python: How To Implement Binary Filter On Rgb Image? (algorithm)

Kivy How To Rotate A Picture

i'm trying to rotate some pictures i have to show on the screen, these picture are inside a sta… Read more Kivy How To Rotate A Picture

How To Modify Style Hint Without Qproxystyle?

I use Python bindings of Qt (PySide or PyQt4). They don't have QProxyStyle. I want to change th… Read more How To Modify Style Hint Without Qproxystyle?

Logarithmically Spaced Integers

Say I have a 10,000 pt vector that I want to take a slice of only 100 logarithmically spaced points… Read more Logarithmically Spaced Integers

How To Replace The Legend In Interactive Bokeh Graph, Rather Than Augment The Legend?

I am using a selection dropdown in Bokeh to change what the chart shows. I'd also like the char… Read more How To Replace The Legend In Interactive Bokeh Graph, Rather Than Augment The Legend?