Python Courses, Training, and Tutorials

I'm trying to figure out how to implement a URL with up to 3 (optional) url parameters. I figur… Read more How Can I Implement Multiple Url Parameters In A Tornado Route?

I'm trying to make a chess game in python and to draw the boards, I'm using nested for loop… Read more Nested For Loop Chess Board Coloring Not Working Python

I want to group data in a dataframe I have oo the Column 'Count' and by another column '… Read more Grouping In Pandas

Is there a way to use the Ansible Python API to get a list of hosts from a given inventory file / g… Read more How Can I Get A List Of Hosts From An Ansible Inventory File?

I'm trying to take a long sting and extract all the urls it contains. page.findall(r'http:… Read more Python Regular Expressions Ending At "

I'm trying to store the output of powershell in a var: import subprocess subprocess.check_call(… Read more Python Subprocess Encoding

I have this python script where I am using nltk library to parse,tokenize,tag and chunk some lets s… Read more How To Output Nltk Chunks To File?

All I found in documentation of unittest module is description of TextTestRunner's constructor … Read more How To Use Texttestrunner Class From Python Unittest Module In Failfast Mode?

I have a df like this, df, AAA BBB CCC 0 4 10 100 1 5 20 50 2 6 30 -30 3 7 4… Read more How To Extract Non Na Values In A List Or Dict From A Pandas Dataframe

I am trying to use easy_install to install a module called requests by doing easy_install requests… Read more Unable To Use Easy_install To Install Python Modules

I want scrapy to crawl pages where going on to the next link looks like this: Next Will scrapy b… Read more How To Use Crawlspider From Scrapy To Click A Link With Javascript Onclick?

I want to make a Python class for intervals of real numbers. Syntax most closely related to mathema… Read more Notation For Intervals?

my question is about writing Python (3.x) packages and (sub-)modules and the correct usage of __in… Read more How To Use __init__.py In (sub-)modules To Define Namespaces?

I wish to plot a matplotlib graph in a second window when a button is clicked in the main window. U… Read more Matplotlib In Second Window Pyqt5

Say I have something like this, which sends unhanded exceptions to logging.critical(): import sys … Read more Adding Function To Sys.excepthook

I am trying to get my python app to start a command prompt session and run commands in it. I have b… Read more How Can I Get Python To Start A Command Prompt Session And Run Commands In It?

What would be an efficient way to construct error messages during HTTP request parameter validation… Read more Django Rest Framework - Best Way To Deal With Api Parameter Validation Errors?

I want to see if ending of one string is similar to starting of another string if i have a string … Read more Look If A String Starts With The Ending Characters Of Another String?

doing a deep learning tutorial and my python cannot find that module. from logistic_sgd import Logi… Read more Logistic_sgd Module, Where To Find It?

I made a python program here and i wanted to send the code to my friend and he was unable to add va… Read more How To Give Permission To Other Pc To Add Data To My Database In Mysql.in My Computer

So, I have a list like following potential_labels = ['foo', 'foo::bar', 'foo::b… Read more Pythonic Way To Find All Potential Longest Sequence

In my app.yaml file I have: - name: django version: '1.5' which I assume means, use Dja… Read more Can You Use The Verbatim Tag With Django 1.5 On App Engine?

I'm trying to call a post rest API using python requests library. I'm able to get a proper … Read more Why Am I Getting 500 Internal Server Error When Calling Post Rest Api Via Python Request?

Here is my work : I have annotated images of 'Living' cells (circa 8.000) and images of &#… Read more Get List Of True Positives, False Positives, False Negatives And True Negatives With Tensorflow

I asked this question How is the cosine distance calculated for two arrays with different shapes in… Read more Cosine Distance Of Arrays Of Different Shapes In Python?

I'm trying to write a function that takes a string s as an input and returns a list of those su… Read more How To Return Alphabetical Substrings?

In reference to hooking into PIP from Jython, It looks like, possibly, PIP is included with Jython:… Read more How To Import A Pip Package Through Jython?

i want to make a program that count pulses then it go through some equation and display it in the g… Read more Pyqt5 The Qlcnumber Doesnt Update

Trying to write a testcase for my class based function. This is skeleton of my class class Library(… Read more How To Mock Just The Method Inside The Class

I have created a context processor which aims to pass a certain variable to any template that gets … Read more Django: Context Processor Not Being Run On Login Page?

I'm very new to Python coding and have run into an issue while trying to upgrade some code. I&#… Read more Attributeerror: 'unicode' Object Has No Attribute 'key'

I would like the bokeh hover tool to snap to the data points instead of interpolating the mouse pos… Read more How Can I Get The Bokeh Hover Tool To Snap To The Data?

I have a model with hundreds of properties. The properties can be of different types (integer, stri… Read more Django Model With Hundreds Of Fields

I am trying to build a document retrieval model that returns most documents ordered by their releva… Read more Doc2vec Get Most Similar Documents

i have a problem with my discord bot: when i type on discord $ping he doesn't response me pong … Read more Discord Command Bot Doesn't Responde (python)

I am running a sqlite command SELECT address FROM Locations WHERE address='hola' On a dat… Read more Sqlite Data Storage

I am creating a donation web application. Users are able to fill out a form and there donation is s… Read more How To Add Image Url Field To An Html Form In Django

I used the following code to get the decision tree of CHAID independent_variable_columns = ['g… Read more Filenotfounderror Rendering Decision Tree With Chaid

Quoting the documentation on numpy array structure in memory: Several algorithms in NumPy work on … Read more Numpy Irregularly Strided Array

When passing in a variable type name for creation in postgres using psycopg2 using its formatting o… Read more Psycopg2 String Formatting With Variable Names For Type Creation

This is my code: my_Sentence = input('Enter your sentence. ') sen_length = len(my_Sentence)… Read more How To Create A Loop In Python

I am writing a program in Python that reads in bank data from a file and stores it in data structur… Read more Getting The Next Value Within For Loop

I have a question, I am making a program that displays a zoomed area of Peru but the axis shown ar… Read more Change Range Withouth Scaling In Matplot

I am trying to wait for 'Agree&Continue' button to showup and interact with .click() Th… Read more How Do I Select A Changed Button In This Case On Selenium

I want to fill the detected blobs in my images with white color. This is the code I am using: # Sta… Read more Fill Detected Blobs (opencv,python)

I'm doing small time project development using PyCharm. I use Pycharm for its intellisense feat… Read more How To Run Standalone Files In Pycharm

Just trying out pandas for the first time, and I am trying to sort a pivot table first by an index,… Read more Pandas: Sort Pivot Table

I want to write a CLI hello that takes a FILENAME as an argument except when the option -s STRING i… Read more Click Tools With Optional Arguments

I have a bunch of instances of a MongoEngine model. And the profiler shows that a lot of time is sp… Read more Override Attribute Access Precedence Having A Data Descriptor

I am trying to build a simple server in python using my self signed certificate. I created .cer, .p… Read more Ssl With Self Signed Certificate Using Python

I'm extremely new to Python and this is my first real project. I am trying to make a web crawle… Read more Unboundlocalerror: Local Variable 'soup' Referenced Before Assignment

I want to be able to open an xlsx file in Python and select a different dropdown value in a cell wh… Read more Python: Read Existing Excel File And Select A Different Dropdown Value

I'm using SQLAlchemy to connect to a SQL Server database. I'm trying to insert an object in… Read more Sqlalchemy And Sql Server Datetime Field Overflow

I have the following in my django model, which I am using with PostgresSql class Business(models.Mo… Read more Basic Handling Of Unique Column Integrityerror With Django Orm