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Showing posts from March, 2024

Efficiently Populate Scipy Sparse Matrix From Subset Of Dictionary

I need to store word co-occurrence counts in several 14000x10000 matrices. Since I know the matrice… Read more Efficiently Populate Scipy Sparse Matrix From Subset Of Dictionary

Efficient Way To Read A Specific Line Number Of A File. (bonus: Python Manual Misprint)

I have a 100 GB text file, which is a BCP dump from a database. When I try to import it with BULK I… Read more Efficient Way To Read A Specific Line Number Of A File. (bonus: Python Manual Misprint)

Python Kivy Is Printing Numbers While Importing It

I just installed Kivy in my virtualenv I installed it using pip install https://github.com/kivy/k… Read more Python Kivy Is Printing Numbers While Importing It

How To Save Plotly Offline By Running My Script

I am using below code in my jupyter notebook. import pandas as pd import numpy as np %matplotlib in… Read more How To Save Plotly Offline By Running My Script

Tarfile Can't Open Tgz

I am trying to download tgz file from this website: https://plg.uwaterloo.ca/cgi-bin/cgiwrap/gvcorm… Read more Tarfile Can't Open Tgz

Py2exe: Compiled Python Windows Application Won't Run Because Of Dll

I will confess I'm very new to Python and I don't really know what I'm doing yet. Recen… Read more Py2exe: Compiled Python Windows Application Won't Run Because Of Dll

How Do I Fix Visual Studio Code Path Error?

so I have this problem in visual code, when I open a file in the same directory of a project, visua… Read more How Do I Fix Visual Studio Code Path Error?

"[errno 1] Operation Not Permitted" When Creating Socket

I am trying to use the program DigiKey have made for their Amazon Dash Button hack to monitor for w… Read more "[errno 1] Operation Not Permitted" When Creating Socket

Is It Possible To Have A Single Unique Index For Multiple Rows In Pandas?

Is it possible to have a single unique index for multiple rows in pandas? Example: index country v… Read more Is It Possible To Have A Single Unique Index For Multiple Rows In Pandas?

Opencv For Remove Watermark

I am trying cv2.inpaint, if you add watermark by myself, and then use cv2.inpaint, the result is pe… Read more Opencv For Remove Watermark

Selenium To Get My Current Position "location"

I am scraping for the following page https://mycurrentlocation.net/ by using selenium in order to r… Read more Selenium To Get My Current Position "location"

Python Lxml.html Xpath "attribute Not Equal" Operator Not Working As Expected

I'm trying to run the following script: #!python from urllib import urlopen #urllib.request fo… Read more Python Lxml.html Xpath "attribute Not Equal" Operator Not Working As Expected

Tkinter Checkboxes Created In Loop

I'm working on my first Tkinter project, and have used several stackoverflow answers and explan… Read more Tkinter Checkboxes Created In Loop

Opencv-python-resizing Image

Tryin'to resize the image but got an error saying. TypeError: resize() missing 1 required posi… Read more Opencv-python-resizing Image

Python - Valueerror: Need More Than 1 Value To Unpack

Please check this question Python oauth2 - making request I am working with vimeo integration in my… Read more Python - Valueerror: Need More Than 1 Value To Unpack

Aws Sagemaker Does Not Update The Package

AWS Sagemaker's notebook comes with Scikit-Learn version 0.19.1 I would like to use version 0.2… Read more Aws Sagemaker Does Not Update The Package

Pyqt Button Automatically Binds To On_..._clicked Function Without Connect Or Pyqtslot

I've been using pyqt5 with qt-designer for some weeks now. I'm used to connect signals to h… Read more Pyqt Button Automatically Binds To On_..._clicked Function Without Connect Or Pyqtslot

Defining Magic Methods On Classes

I would like to define a single object that can be iterated over without having to create a class a… Read more Defining Magic Methods On Classes

Defaultdict Constant_factory Doesn't Behave As Expected

I'm willing to use defaultdict with an ad hoc default_factory which suits better my purpose. Th… Read more Defaultdict Constant_factory Doesn't Behave As Expected

Loop Logic To Calculate % Change

My dataframe: A B C A_Q B_Q C_Q 27 40 41 2 1 etc 28 39 40 1 5 … Read more Loop Logic To Calculate % Change

Typeerror: 'nonetype' Object Is Not Callable Tensorflow

Currently working on a regression problem with tf2.0. In order to prepare my dataset, I have used t… Read more Typeerror: 'nonetype' Object Is Not Callable Tensorflow

Importerror: Cannot Import Name 'packagefinder'

after updating everything in conda, pip can't install anything conda update -n base conda conda… Read more Importerror: Cannot Import Name 'packagefinder'

Different Validation In Drf Serializer Per Request Method

Lets say i have a model like so: class MyModel(models.Model): first_field = models.CharField() … Read more Different Validation In Drf Serializer Per Request Method

Why The List Comprehension Variable Is Accessible After The Operation Is Done?

As part of another experience i encountered a problem in the list comprehension. In order to put si… Read more Why The List Comprehension Variable Is Accessible After The Operation Is Done?

I Installed A Module Called Discord And When Using "import Discord" I Get The Error: "modulenotfounderror: No Module Named 'discord'"

The module 'discord' I installed in the command prompt which I ran as administrator can'… Read more I Installed A Module Called Discord And When Using "import Discord" I Get The Error: "modulenotfounderror: No Module Named 'discord'"

Image Stitching Problem Using Python And Opencv

I got output like below after stitching result of 24 stitched images to next 25th image. Before tha… Read more Image Stitching Problem Using Python And Opencv

How To Perform Multiple Aggregation On An Object In Elasticsearch Using Python?

I want to perform date histogram query on my Elasticsearch data which is of the format: datetime,fi… Read more How To Perform Multiple Aggregation On An Object In Elasticsearch Using Python?

Getting Pickle Data Truncated Error While Working With Sockets And Python

so here the problem. I am trying to send a large amount of binary image code over sockets which is … Read more Getting Pickle Data Truncated Error While Working With Sockets And Python

Objective-c/swift Regex Matching Across Multliple Lines

I have a regular expression originally used in python to extract 2 strings from a scraped HTML page… Read more Objective-c/swift Regex Matching Across Multliple Lines

Keras, Best Way To Save State When Optimizing

I was just wondering what is the best way to save the state of a model while it it optimizing. I w… Read more Keras, Best Way To Save State When Optimizing

How To Get Postgres Command 'nth_value' Equivalent In Pyspark Hive Sql?

I was solving this example : https://www.windowfunctions.com/questions/grouping/5 Here, they use Or… Read more How To Get Postgres Command 'nth_value' Equivalent In Pyspark Hive Sql?

Pandas.plot Multiple Plot Same Figure

I have multiple CSV files that I am trying to plot in same the figure to have a comparison between … Read more Pandas.plot Multiple Plot Same Figure

Numpy: 2d Array Access With 2d Array Of Indices

I have two arrays, one is a matrix of index pairs, a = array([[[0,0],[1,1]],[[2,0],[2,1]]], dtype=… Read more Numpy: 2d Array Access With 2d Array Of Indices

Python For .net: How To Call A Method Of A Static Class Using Reflection?

I want to use a method of a static class. This is my C# code: namespace SomeNamepace { public s… Read more Python For .net: How To Call A Method Of A Static Class Using Reflection?

Read Image Xmp Data In Python

Can I use PIL, like in this example? I only need to read the data, and I'm looking for the easi… Read more Read Image Xmp Data In Python

Why Does Scipy.optimize.minimize (default) Report Success Without Moving With Skyfield?

scipy.optimize.minimize using default method is returning the initial value as the result, without … Read more Why Does Scipy.optimize.minimize (default) Report Success Without Moving With Skyfield?

Error When Writing Data Into Dbf In Python

I got this err: DbfError: unable to modify fields individually except in with or Process() How to … Read more Error When Writing Data Into Dbf In Python

Using A Custom Threshold Value With Tf.contrib.learn.dnnclassifier?

I'm working on a binary classification problem and I'm using the tf.contrib.learn.DNNClassi… Read more Using A Custom Threshold Value With Tf.contrib.learn.dnnclassifier?

Can Tkinter Styles Be Extended Or Combined?

Let's say I have a style for a button. import Tkinter as tk import ttk root = tk.Tk() ttk.Styl… Read more Can Tkinter Styles Be Extended Or Combined?

Protocol Buffer Import Resolution

Before reading through this rather long question, I've raised a bug https://github.com/GoogleCl… Read more Protocol Buffer Import Resolution

Sorting Scores And Names Alphabetical, Average, Highest To Lowest

Back again with another question about my project. So I've tried to sort my scores in descendin… Read more Sorting Scores And Names Alphabetical, Average, Highest To Lowest

Discord.py Uptime

Using discord.py, I'm attempting to make a uptime script, im not sure if it would be a f string… Read more Discord.py Uptime

Mongodb Invaliddocument: Cannot Encode Object

I am using scrapy to scrap blogs and then store the data in mongodb. At first i got the InvalidDocu… Read more Mongodb Invaliddocument: Cannot Encode Object

Modifying Collection When Using A Foreach Loop In C#

Basically, I would like to remove an item from a list whilst inside the foreach loop. I know that t… Read more Modifying Collection When Using A Foreach Loop In C#

Slicing Multiple Ranges Of Columns In Pandas, By List Of Names

I am trying to select multiple columns in a Pandas dataframe in two different approaches: 1)via the… Read more Slicing Multiple Ranges Of Columns In Pandas, By List Of Names

Python Dictionary To Pandas Dataframe With Multiple Columns

I have the following python dictionary: d= {'data' : Counter({ 'important' : … Read more Python Dictionary To Pandas Dataframe With Multiple Columns

Python Virtualenv(wrapper) + Uwsgi + Nginx (yet Again)

Ok, I know there are loads of virtualenv + uwsgi + nginx articles out there, I've read about 50… Read more Python Virtualenv(wrapper) + Uwsgi + Nginx (yet Again)

Image Over Image Convolution In Tensorflow

Assume, I have two set of images, A and B, each 11X5x5x3, where 11 is a number of examples and 5x5x… Read more Image Over Image Convolution In Tensorflow

Python's Preferred Comparison Operators

Is it preferred to do: if x is y: return True or if x == y return True Same thing for … Read more Python's Preferred Comparison Operators

Possible To Insert Page In Word Document With Python-docx?

I just read through the documentation on python-docx. They mention several times that added content… Read more Possible To Insert Page In Word Document With Python-docx?

Python: When Writing To A Large File, Keep The File Open Or To Open It And Append To It As Needed?

I am wondering how to best handle writing to a big file in python. My python code loops many times… Read more Python: When Writing To A Large File, Keep The File Open Or To Open It And Append To It As Needed?

Expanding A Numpy Array Of Matrices With Zeros

What's the most efficient way to pad an array of matrices with zeros? example: # Lets construct… Read more Expanding A Numpy Array Of Matrices With Zeros

Name Customization For Attribute_of

I'm playing with attribute_of and spyne 2.10 (very glad it's out). Let's consider follo… Read more Name Customization For Attribute_of

Qrunnable In Multiple Cores

I am learning about QRunnable and I have the following code: from PyQt5.QtCore import QThreadPool, … Read more Qrunnable In Multiple Cores

Sqlalchemy Count Related

I have been using django's ORM and sqlalchemy has me beat a.t.m. I have this: recipie_voters = … Read more Sqlalchemy Count Related

Python Multithreading

I have this scenario: A web page created with Zope/Plone and some mine python API. There's a we… Read more Python Multithreading

Series.replace Not Working With Regex For Pandas > 1.0.5

I am trying to use the next code in order to replace the date part of the index column with the val… Read more Series.replace Not Working With Regex For Pandas > 1.0.5

How Can I Make My Pyqt5 App Oney One Instance?

What I want to achieve: when I run application from start menu, app starts (if app not running). I… Read more How Can I Make My Pyqt5 App Oney One Instance?

How Do I Construct Typed Constants For The Onenote Com Api In Python?

I want to use the UpdatePageContent COM method documentation via the python win32com module. Things… Read more How Do I Construct Typed Constants For The Onenote Com Api In Python?

Can't Run Binary From Within Python Aws Lambda Function

I am trying to run this tool within a lambda function: https://github.com/nicolas-f/7DTD-leaflet Th… Read more Can't Run Binary From Within Python Aws Lambda Function

Bind Tkinter Combobox To Entry Change?

I have a ttk.Combobox that my users can select from a dropdown list of options, or manually type so… Read more Bind Tkinter Combobox To Entry Change?

Checking If Any Character In A String Is Alphanumeric

I want to check if any character in a string is alphanumeric. I wrote the following code for that a… Read more Checking If Any Character In A String Is Alphanumeric

Finding Duplicate Files Via Hashlib?

I know that this question has been asked before, and I've saw some of the answers, but this que… Read more Finding Duplicate Files Via Hashlib?

Integrate Nullhandler Of Library Into My Own Projects Logger

I'm developing a library of my own and an app that uses that library. I'd like to use loggi… Read more Integrate Nullhandler Of Library Into My Own Projects Logger

Attributeerror: 'list' Object Has No Attribute 'timeout' - Trying To Process Multiple Urls With Beautifulsoup

I am trying to grab and parse multiple URLs using urllib and BeautifulSoup, but I get the following… Read more Attributeerror: 'list' Object Has No Attribute 'timeout' - Trying To Process Multiple Urls With Beautifulsoup

Python Newbie Questions - Not Printing Correct Values

I am newbie to python and I doing doing some OOPS concept exploring in Python. Following is my Acco… Read more Python Newbie Questions - Not Printing Correct Values

How To List An Image Sequence In An Efficient Way? Numercial Sequence Comparison In Python

I have a directory of 9 images: image_0001, image_0002, image_0003 image_0010, image_0011 image_00… Read more How To List An Image Sequence In An Efficient Way? Numercial Sequence Comparison In Python

Running Julia .jl File In Python

I'm trying to run a Julia .jl file in Python, however, after having tried different options non… Read more Running Julia .jl File In Python

Django Translation Reverse

Is it possible to get msgid from msgstr? Suppose I have msgid 'Table' msgstr 'Tisch'… Read more Django Translation Reverse

Python Selenium Closing A Pop-up Window

I'd like to close this window opened up on Amazon web site by using Selenium with Python. I'… Read more Python Selenium Closing A Pop-up Window

How Can I Create The Fibonacci Series Using A List Comprehension?

I am new to python, and I was wondering if I could generate the fibonacci series using python's… Read more How Can I Create The Fibonacci Series Using A List Comprehension?

Django Doesn't See Static Files

So the thing is that django simply can't recognize the static files. No matter what have I trie… Read more Django Doesn't See Static Files

Correct Way In Python To Write A Bash For Loop With `subprocess`

In this other SO question I saw that this syntax of bash when writing a for loop doesn't seem t… Read more Correct Way In Python To Write A Bash For Loop With `subprocess`

How To Join Integers Intervals In Python?

I have used the module intervals (http://pyinterval.readthedocs.io/en/latest/index.html) And create… Read more How To Join Integers Intervals In Python?