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Showing posts with the label Generator

Pythonic Way To Chain Python Generator Function To Form A Pipeline

I'm doing a pipeline code refactoring using python. Assuming we have a series of generator func… Read more Pythonic Way To Chain Python Generator Function To Form A Pipeline

Why Does `yield From` In A Generator Expression Yield `none`s?

I have the following code: import itertools for c in ((yield from bin(n)[2:]) for n in range(10)): … Read more Why Does `yield From` In A Generator Expression Yield `none`s?

Converting A Yield Statement To A Generator Expression In Python

I have a question regarding converting a yield statement to a generator expression So I have this s… Read more Converting A Yield Statement To A Generator Expression In Python

Compute Mean In Python For A Generator

I'm doing some statistics work, I have a (large) collection of random numbers to compute the me… Read more Compute Mean In Python For A Generator

Is There A Way To 'pause' Or Partially Consume A Generator In Python, Then Resume Consumption Later Where Left Off?

There is a related question here. I am attempting to do this project Euler challenge on HackerRank.… Read more Is There A Way To 'pause' Or Partially Consume A Generator In Python, Then Resume Consumption Later Where Left Off?

Python Create An Iterator/generator With Feedback

Is it possible to create a iterator/generator which will decide on the next value based on some res… Read more Python Create An Iterator/generator With Feedback

How To Create The Union Of Many Sets Using A Generator Expression?

Suppose I have a list of sets and I want to get the union over all sets in that list. Is there any … Read more How To Create The Union Of Many Sets Using A Generator Expression?

How To Exit From A Generator At Some Specific Time?

I'm reading tweets from Twitter Streaming API. After connecting to the API, I'm getting a g… Read more How To Exit From A Generator At Some Specific Time?

Python Generator Of Generators?

I wrote a class that reads a txt file. The file is composed of blocks of non-empty lines (let's… Read more Python Generator Of Generators?

Value Get Lost In Python Generator/coroutine

I was looking at http://www.dabeaz.com/coroutines/, which I am finding very interesting, but in an … Read more Value Get Lost In Python Generator/coroutine

Porting Invregex.py To Javascript (node.js)

I have been trying to port invRegex.py to a node.js implementation for a while, but I'm still s… Read more Porting Invregex.py To Javascript (node.js)

Matplotlib Does Not Support Generators As Input

i am running the notebook at this site https://github.com/vsmolyakov/experiments_with_python/blob/m… Read more Matplotlib Does Not Support Generators As Input

Generator And Context Manager At The Same Time

Imagine I have some code that I want it to run: with F() as o: while True: a = o.send(2… Read more Generator And Context Manager At The Same Time

Why Can't You Toggle A Function Generator's Behavior By An Argument?

Consider these two functions: def foo(): x = 0 while True: yield x x += 1 … Read more Why Can't You Toggle A Function Generator's Behavior By An Argument?

Can I Memoize A Python Generator?

I have a function called runquery that makes calls to a database and then yields the rows, one by o… Read more Can I Memoize A Python Generator?

How To Run Generator Code In Parallel?

I have code like this: def generator(): while True: # do slow calculation yield… Read more How To Run Generator Code In Parallel?

Why Is The Range Object "not An Iterator"?

I wrote this and expected 0: >>> x = range(20) >>> next(x) Instead I got: TypeE… Read more Why Is The Range Object "not An Iterator"?

Typeerror: 'nonetype' Object Is Not Iterable When Applying Decorator To Generator

I have a decorator function which I want to apply to both normal function and a generator. When app… Read more Typeerror: 'nonetype' Object Is Not Iterable When Applying Decorator To Generator

Generator Expression Evaluation With Several ... For ... In ... Parts

Question: What does Python do under the hood when it sees this kind of expression? sum(sum(i) for… Read more Generator Expression Evaluation With Several ... For ... In ... Parts

Avoid "exception Ignored" In Python Enhanced Generator

I have a coroutine (Enhanced generators) in python with some code to be executed after the end of d… Read more Avoid "exception Ignored" In Python Enhanced Generator