Introduction to Python Course

The Question: BeautifulSoup provides a very limited support for CSS selectors. For instance, the on… Read more Extending Css Selectors In Beautifulsoup

I was very surpised about timings of creating DataFrames in this question: #[30000 rows x 2 columns… Read more Performance Of Creating New Dataframe

Is there any opportunity in pandas to groupby data by MultiIndex? By this i mean passing to group… Read more Pandas Groupby And Multiindex

I have a valid HereMaps API Key and I am using python requests lib to execute a GET request to a li… Read more Unable To Authenticate Asynchronous Requests On Matrix Routing V8 Heremaps Api

I am attempting to modify some Python code that takes a screenshot of a particular application wind… Read more How To Get Handle For A Specific Application Window In Python Using Pywin32?

I have run into a property which I find peculiar about resampling Booleans in pandas. Here is some… Read more Resampling Boolean Values In Pandas

AttributeError: sqlalchemy object has no attribute 'Models' and some times ModuleNotFoundEr… Read more Attributeerror: 'sqlalchemy' Object Has No Attribute 'models'

I have a list of functions of the type: func_list = [lambda x: function1(input), lambd… Read more Numpy, Apply A List Of Functions Along Array Dimension

So i have been trying to upload a file to a method using DRF with no luck so far. I was able to upl… Read more Django Rest Framework Upload File To A Method

Here's a TIC TAC TOE game i have created using Python.. import os os.system('cls') i =… Read more Accepting Numbers From 1-9 Tic Tac Toe

I'm trying out some pyspark related experiments on jupyter notebook attached to an AWS EMR inst… Read more Can't Apply A Pandas_udf In Pyspark

from tkinter import * class GameBoard(Frame): def __init__(self): Frame.__init__(self) s… Read more How Would I Make Destroy() Method In Tkinter Work With My Code?

I have a string to be executed inside my python program and I want to change some variables in the … Read more Use Eval With Dictionary Without Losing Imported Modules In Python2

All I'm trying to do is enter a username and password... I tried: username=driver.find_element(… Read more How To Select 'username' Field On Website With Selenium Webdriver?

I searched similar questions about reading csv from URL but I could not find a way to read csv file… Read more Pandas: How To Read Csv File From Google Drive Public?

What is the best way to set background color for one entry and set it back to the default color? My… Read more Best Way To Set Entry Background Color In Python Gtk3 And Set Back To Default

I would like to connect Python and Apache 2 server in Ubuntu. So aws have to enter the following co… Read more Apache2 Error Log. Call To 'site.addsitedir()' Failed For '(null)', Stopping

In python 3 getting into ImportError issues. My project structure is like: cts_sap_polaris/ … Read more Importerror: With Error 'is Not A Package'

I just want to know the syntax. How do I load an image using pygame.image.load() ? Let's take a… Read more How To Load Image Using Pygame.image.load()?

This is just a question wondering why this doesn't work. I have figured out a better way, but I… Read more Why Does Globalising A Boolean Not Work But Globalising A Dictionary Does

Part 2 of this question asked and answered separately. I have a Report and a ReportTemplate. +----… Read more How To Get An Associated Model Via A Custom Admin Action In Django?

I am using a list on which some functions works in my program. This is a shared list actually and a… Read more Defining Lists As Global Variables In Python

I want to compare the performance of various thresholding methods. Literally, I found various thres… Read more Various Thresholding Methods Implementation In Python Opecv2

I am trying to connect to the production datastore running on Google App Engine based on https://cl… Read more Getting 'refreshing Due To A 401' When Trying To Connect Using Remote_api

I'd like to read the contents of every file in a folder/directory and then print them at the en… Read more Opening And Reading All The Files In A Directory In Python - Python Beginner

I have a python 2.7 script running on windows. It logs in gmail, checks for new e-mails and attachm… Read more Wrong Encoding Of Email Attachment

I have an multi dimentional array with numpy save and want only to partial load some dimension beca… Read more How To Partial Load An Array Saved With Numpy Save In Python

from numpy import linalg,dot import numpy.polynomial.polynomial as poly x7=poly.Polynomial([1,2]) p… Read more Print Polynomial In Variable Format In Python

import requests import csv from bs4 import BeautifulSoup page = requests.get('https://www.googl… Read more Parse Url Beautifulsoup

I am using Tweepy Library in Python to search for tweets. I am wondering, if I can use regular expr… Read more Using Regular Expression In Twitter Api

I'm struggling to get PYMC3 to install correctly on windows. I've tried using the Anaconda … Read more Using Pymc3 On Windows 10 - Theano Cannot Import Name 'floatx'

I am building a custom metric to measure the accuracy of one class in my multi-class dataset during… Read more How Do You Create A Boolean Mask For A Tensor In Keras?

I'm pulling Twitter data via their API and one of the tweets has a special character (the right… Read more How Can I Replace Unicode Characters In Python?

I have a list of colors: initialColors = [u'black' u'black' u'black' u'… Read more Reshape A Data For Sklearn

I started developing an app with Kivy for Android and managed to build and run an APK today. Couldn… Read more Handling App Suspend/resume On Android In Kivy

I'm trying to write tests for a class that has methods like: import datetime import pytz class… Read more How To Mock Python's Datetime.now() In A Class Method For Unit Testing?

I am having a stored procedure in sql : PROCEDURE sp_add_object_tags( pi_account_id … Read more Call Stored Procedure Containing Collection Of Records Using Callproc In Python

currently I'm writing a simple todolist with django. I have a view and html file for showing th… Read more Django Foorloop Counter Restarts In A New Page

I have a set of data that I want to plot in a graph. I have a list of timestamps which I want to gr… Read more Plotting A Graph Using Arrays

I have added a image file to my code in tkinter but it basically fills my the whole frame so if its… Read more Adding Image To Tkinter

I'm new to pygame programming. I need that operation increases character's speed (who is re… Read more How To Execute Event Repeatedly In Python?

I want to make admin add-form dynamic. I want to add few formfields depending on setting in related… Read more Dynamic Forms In Django-admin

I have the following dataframe and I need to calculate the amount of ER visit Dates with a score of… Read more How To Calculate Number Of Dates Within A Year Of A Date In Pandas

I'm getting the following error on aws virtual machine running python 3.6.8, while on my laptop… Read more Datetime.strptime Strange Behavior

Playing around with PyUSB a bit to see if it offers some insight as to why a WebUSB library I'm… Read more Device Not Available On Pyusb

I'm not able to pass multiple values through a RewriteMap prg. This is what I have: RewriteMap … Read more Multiple Values Rewritemap Prg

I am using Jupyter via Anaconda on Windows 10. I would like to have a plot, on which a new random v… Read more Jupyter And Timer Functions?

I'm trying to have an in-depth understanding of how PyTorch Tensor memory model works. # input … Read more Pytorch Memory Model: "torch.from_numpy()" Vs "torch.tensor()"

I have this simple layer for my model states = Input(shape=(len(inputFinal),)) This should generat… Read more Input Dense Is Incompatible With The Layer Invalid Shape

I am trying to get the content linked to by a reddit URL, it could be a submission OR a comment, an… Read more Using Praw How Do You Get Comment Linked By A Url

I'm wading through Python's ast module and can't figure out the slices definition: slic… Read more What Syntax Is Represented By An Extslice Node In Python's Ast?

I have a dataframe df whose index is in datetime format. I would like to make 7 new binary fields/… Read more How To Make Day Of The Week Flags From Datetime Index In Pandas

I've got a corrupt data frame with random header duplicates inside the data frame. How to ignor… Read more Clean Wrong Header Inside Dataframe With Python/pandas

I have this PySpark dataframe +-----------+--------------------+ |uuid | test_123 |… Read more Convert Pyspark Dataframe Column From List To String

I`m trying to make a python code to send some newsletter to people have signed up to a list. my pro… Read more Header "to:" For A Bulk Email Sender

Python Version - 2.7.11 I am following Zed Shaw's Learn Python the Hard Way and am currently at… Read more Python 2.7 - Invalid Literal Errors