Introduction to Python Course

I need help regarding the data frame which I have asked in this question Link. Now I want to evalua… Read more How To Find Tpr And Tpr From Its Labels And Probablites To Evaluate My Model?

When I make a query in SQLAlchemy, I noticed that the queries use the AS keyword for each column. … Read more Why Does Sqlalchemy Label Columns In Query

I'm working on a Python project using SQLAlchemy. I have following class (I have omitted some m… Read more Sqlalchemy: Initializing Attribute Based On Other Attribute

Here's my python code. Could someone show me what's wrong with it? I try to learn an algori… Read more Python Unexpected Eof While Parsing (python2.7)

I'm using pandas to store a large but very sparse matrix(50,000 rows*100,000 columns), each ele… Read more How To Fill The Missing Value When Constructing A Dataframe?

I have used the following code to build an app engine project to move data from google cloud bucket… Read more Google Cloud Bigquery Import Not Working In App Engine Project

In Python, scientific notation always gives me 2 digits in exponent: print('%17.8E\n' % 0.0… Read more Exponent Digits In Scientific Notation In Python

I am working on software for a robot, which is normally run on the Raspberry Pi. Let's consider… Read more Python Mock And Libraries That Are Not Installed

I am trying to connect google's geocode api and github api to parse user's location and cre… Read more Python List Help (incrementing Count, Appending)

I have a function with a number of parameters, then a specialized instantiation of that function, w… Read more Getting Id Of Associated Child Records In Factory_boy

Usually I access dict keys using keys() method: d = {'a':1, 'b':2, 'c':3} … Read more Accessing Python Dict Keys With Or Without Dict.keys()

So I have a package in my virtual environment installed in the site-packages folder of it. In that … Read more How Can I Hook A Function In A Python Module?

django (2.0) I am trying to upload my django app to heroku but i couldn't because it s… Read more Requested Runtime (python 3.7.2) Is Not Available For This Stack (heroku-18)

The NLTK documentation is rather poor in this integration. The steps I followed were: Download htt… Read more Setting Nltk With Stanford Nlp (both Stanfordnertagger And Stanfordpostagger) For Spanish

I'm new to python. I don't quite understand how I need to set variables and change them wi… Read more Changing Global Variables Within A Function In Python

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

I tried crawling a specific site using selenium and webdriver_manager.chrome, and my code crawled e… Read more Passthrough Is Not Supported, Gl Is Disabled

TF2 is currently not detecting GPUs, I migrated from TF1.14 where using tf.keras.utils.multi_gpu_m… Read more Tensorflow 2.0rc Not Detecting Gpus

Trying to take user input in this case a numbers and make a turtle make a dot with the number that … Read more Trying To Take User Input And Make A Turtle Dot

Follow up question: I have the following data table: I want to extract groups within a certain wind… Read more Pandas Group By Window Range (follow Up Question With Category)

I'm building a project requiring large amounts of google maps images. I defined these functions… Read more Mercator Projection Slightly Off

So I am creating a memoized class, and have been observing a strange behavior. Here's the snipp… Read more Memoized Objects Still Have Their __init__() Invoked?

I have an application that makes use of Django's UserProfile to extend the built-in Django User… Read more Django Admin: Ordering Of Foreignkey And Manytomanyfield Relations Referencing User

I'm trying to install SIP on my computer so I can proceed to get PyQt. I put the install files … Read more Sip Install - Unable To Open Siplib.sbf

I have a simple python program: test.py: import time for i in range(100000): print i time.s… Read more Using Python Popen To Read The Last Line

I have a program to write a text and when I click on the 'compile' button, it compiles to l… Read more Recovering Latex Compilation Errors

I have a dictionary (data_final) of dataframes (health, education, economy,...). The dataframes con… Read more Remove Special Characters From Column Headers

Let's say I want to use a LinearSVC to perform k-fold-cross-validation on a dataset. How would … Read more How To Standardize Data With Sklearn's Cross_val_score()

I'm trying to run docker containers with airflow and minio and connect airflow tasks to buckets… Read more How To Connect Airflow To Minio S3

New to using DRF. Curious as to what approaches some of you have used regarding storing a List....… Read more Posting A List Using Django Rest Frameworks

My Django-Project uses Three Apps, chat, user, sowi. Every App having models structured in the foll… Read more Django Models - Circular-import-issue

i have problem with getting access to user in function in model. Thanks for help, my code: class Mo… Read more Django Get Logged User In Function In Model

I need to write a regex in python to extract mentions from Tweets. My attempt: regex=re.compile(r&#… Read more Regex To Extract Mentions In Twitter

Most operations in pandas can be accomplished with operator chaining (groupby, aggregate, apply, et… Read more Pandas: Filter Rows Of Dataframe With Operator Chaining

I am preparing a tailored preprocessing phase which is suppose to become part of a sklearn.pipeline… Read more Handmade Estimator Modifies Parameters In __init__?

So I have a pyramid traversal app and I'd like to be able to PUT to URIs that don't exist. … Read more Pyramid Traversal Http Put To Uri That Doesn't Exist

I have a class that uses __slots__ and makes them nearly immutable by overriding __setattr__ to alw… Read more Python Property Lookup With Custom __setattr__ And __slots__

I've performed the 'Replace Method with Method Object' refactoring described by Beck. N… Read more How Do I Unit Test The Methods In A Method Object?

So I want to create a window with a displayed image (from a specific file) and single button to clo… Read more Python Missing Image

I have a large string with brackets and commas and such. I want to strip all those characters but k… Read more Python: Strip Everything But Spaces And Alphanumeric

Let's say I have a numpy array a that contains the numbers 1-10: [1 2 3 4 5 6 7 8 9 10] I also … Read more Passing Array To Spark Lit Function

def funct(): x = 4 action = (lambda n: x ** n) return action x = funct() print(x(2)) #… Read more Nested Scopes And Lambdas

I have a table with the following format: data = {'City' : ['London', 'Paris… Read more Get Lowest Value After Groupby - Pandas

I am following a tutorial on how to build a recommender system and came upon this line users_intera… Read more What Does These Pandas Group By Statement Does?

For two dictionaries d1 and d2 defined as d1 = {'foo':123, 'bar':789} d2 = {'b… Read more Python 3.6+: Equality Of Two Dictionaries With Same Keys But In Different Order

How can I get a mentioned user's avatar? I can get a mentioned user's ID, but I can't f… Read more How To Get A Mentioned User's Avatar Url With Discord.py?

I am making a GUI in Tkinter with Python 2.7. I have a frame with about 30 entry boxes among other … Read more How Do I Check If Any Entry Boxes Are Empty In Tkinter?

If I assign unicode raw literals to a variable, I can read its value: >>> s = u'\u042… Read more How To Decode Unicode Raw Literals To Readable String?

I am trying to solve a linked list coding challenge in python. And I have given only following clas… Read more How Do Create A Linked List In Python

I want to convert an entered lb weight to kg and I get the following error... TypeError: unsupport… Read more Python Typeerror When Dividing A Raw Input Variable By A Number

I am trying to implement the example of finding the shortest substring of a given string s containi… Read more Time Complexity Of Checking Whether A Set Is Contained In Another Set

My site configures CherryPy by way of a configuration file. In the configuration file I am trying … Read more Typeerror: 'str' Object Is Not Callable When Using Cherrypy 3.2 Basic Authentication

for example: T h e t e x t i s w h a t I w a n t t o r e p l a c e I want the resul… Read more How To Replace Just One Whitespace With Regex In Python?

I was looking at the post Strange behaviour in a function while implementing the alpha-beta pruning… Read more How Is The Alpha Value In Alpha-beta Pruning Algorithm Used And Updated?