Python Courses, Training, and Tutorials

I have a fairly large pandas dataframe (11k rows and 20 columns). One column has a mixed data type,… Read more Check Pandas Dataframe Column For String Type

I have a question on how to programmatically clear\clean the output from all the Cells in my Jupyt… Read more Jupyter: Programmatically Clear Output From All Cells When Kernel Is Ready

Hi fellow Djangonauts: I checked my project with django-lint, and it yields: W:211,16:MyModel: time… Read more Why Does Django-lint Tell Me The `auto_now_add` Is Deprecated?

I have an airflow environment locally deployed on WSL, and I am using VScode to debug and code. My … Read more Import Error In Vscode Despite Setting The Pythonpath

I get the error not all arguments converted during string formatting, when I execute the below-give… Read more Mysql Db Call: Not All Arguments Converted During String Formatting

I would like to find an easy and/or fast way to find all common couple (pair: value) given N dictio… Read more Find Unique (key: Value) Pair Given N Dictionaries In Python

All tutorials simply import tkinter, I am wondering, though, why not import _tkinter? If my underst… Read more Import _tkinter Or Tkinter?

Migrated torando v5.1 to v6. but asynchronous coroutine seems to have removed. Any suggestions for … Read more Tornado V6 Seems To Have Dropped Tornado.web.asynchronous Coroutine. Any Different Way Of Fixing This In Code?

I installed the latest gvim from vim.org today. It is a 'loaded' package with many options,… Read more How Do I Enable Python In My New Gvim 8.2 Installation On Windows 10?

Editing. Suppose I have the following series in pandas: >>>p 0 0.0 1 0.0 2 0… Read more How To Find Duplicates In Pandas Dataframe

I am designing a software in Python using WxPython as GUI in Windows.I want to change the default c… Read more Wxpython How To Change The Colour Of Gauge Progress Bar In Windows

I read the gensim LDA model documentation about random_state which states that: random_state ({np.r… Read more How To Specify Random_state In Lda Model For Topic Modelling

Hi I have never had to deal with regex before and I'm trying to preprocess some raw text with P… Read more Python Regular Expression Nltk Website Extraction

I am attempting to implement the model from the image. I am new to PyMC3 and I am not sure how to s… Read more Summing Rvs Using Pymc3

I want a LED to flash, while some work is beeing done on my Raspberry. I am using a Thread for the … Read more Calling A Method Several Times With Several Threads

import csv filename = str(input('Give the file name: ')) file = open(filename, 'r&… Read more Python Getting Exact Cell From Csv File

Ok so I'm supposed to make a basic calculator using GUI in python. I completed that task with … Read more Python Gui Typeerror: 'str' Object Is Not Callable

I read this answer on How to code a Welcome Message in RASA, accordingly, I did write a custom acti… Read more Problem In Coding A Welcome Message Along With Options In Rasa

My django version is 1.8.6. I've copy the corsheaders folder into the project folder. i've … Read more Django-cors-headers Not Working

I'm working in a program that is written in Gtk+ 3 and Python. A related question I asked about… Read more Import Errors With Python And Gtk+ 3

I have a 2d array and i want to write it to a file, the array looks almost like this: >>print… Read more Write A 2d Array To A Text File

I want to filter dataframe using query ExcludeData= [1,3,4,5] dfResult.query('Column A in @Exc… Read more Python Dataframe Query With Spaces In Column Name

Code: from lxml import etree # Create the network XML file tree root = etree.Element('network&… Read more Adding Comments To Xml Documents

I have a text file that has content like this: ******** ENTRY 01 ******** ID: 01 D… Read more Parsing Data From Text File

I am a spark newbie and I want to run a Python script from the command line. I have tested pyspark … Read more Keyerror: Spark_home During Sparkconf Initialization

I am a novice user and puzzled over the following otherwise simple 'loop' problem. I have a… Read more Keyword Extraction In Python_rake

I have a scene like this class Scene(QtWidgets.QGraphicsScene): def __init__(self, parent=None)… Read more Pyqt Add Rectangle In Qgraphicsscene

Could anybody explain this program and output of this? I am having doubt at if statement. I'm n… Read more How The Program Has Control With The Break Statement

I found out that SQLAlchemy translates db.query(...).filter(A.id.in_(ids)) into SELECT ... FROM a … Read more Sqlalchemy And Empty In Clause

I have a Pandas dataframe as follows: +-----+-----------+ | ID | VALUE | +-----+-----------+ |… Read more How To Prepare Pandas Df For Venn Diagram

I have a modelform that only works(saves input data to database) if none of the fields has choices.… Read more Django Modelform Not Saving Input Choices And Not Returning Errors

I would like to create a button that when launching a python script. This script opens a data.txt f… Read more Run Python Script In Django Website When Clicking On Button Submit

I am building a maze solver using the breadth first search algorithm and I keep hitting an error th… Read more My Global Variable In Python Cannot Be Referenced From Outside The Def It Was Created In

My teacher gave us this code to analyze and I am not sure why he put 27 there for collision.. I as… Read more I Am Wondering Why It Says The Distance Has To Be Less Than 27? Why Less Than 27? Where Is 27 Coming From?

I'm trying to implement a nested dictionary structure in a specific manner. I'm reading in… Read more Specific Dynamic Nested Dictionaries, Autovivification Implementation

So I wrote a program to find the second largest number. The thing is, I want my program to show the… Read more How To Break A Program If A String Is Entered In Python

I've been attempting to overlay two images in python to match coordinates, the top left and bot… Read more Pil: Overlaying Images With Different Dimensions And Aspect Ratios

Having 2 dictionaries I want to insert the values of dict1 into dict2 but in a specific place in di… Read more Update Value Of Dict2 From Dict1 But In A Specific Place In Dict2

I am using pygame to write a program and I need some GUI configuration text field and button for co… Read more Is There Anything I Need Aware Of Using Tkinter And Pygame Together?

numberchk=(int(input('Enter a Roman numeral or a Decimal numeral:' ))) def int2roman(number… Read more Even If The First Command In If Is True It Doesn't Print What I Want , It Only Print The Else Command

Pygame 1.x has a movie module which makes playing movies pretty straightforward. The internet is fu… Read more Playing Videos In Pygame 2

I am exploring various features of the Python language. I have created a Postgres db on Heroku, am … Read more Connecting Python To A Heroku Postgresql Db?

I have a total of seven (A, B, C, D, E, r, c) Z3 Boolean variables, where A, B, C, D, E represent … Read more How To Model In Z3py

I want to use a checkbox group to represent linearly additive sources. The idea is for the user to … Read more Checkboxgroup In Bokeh To Plot Additive Plots

How would I remedy the following error? for item in data: if data[item] is None: del da… Read more Dictionary Changed Size During Iteration

I am attempting to automate the checkout of a product on this website. However, at the very last st… Read more Chrome Webdriver Unable To Complete Product Checkout Automation

Here's my dataframe CATEGORY BRAND 0 Noodle Anak Mas 1 Noodle Anak Mas 2 Noodle … Read more How To Create A Bag Of Words From A Pandas Dataframe

I'm trying to play a sine wave using Pygame's sndarray.make_sound function. However, when I… Read more How Can I Play A Sine/square Wave Using Pygame?