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Showing posts with the label Generator

Numpy Fromiter With Generator Of List

import numpy as np def gen_c(): c = np.ones(5, dtype=int) j = 0 t = 10 while j Solu… Read more Numpy Fromiter With Generator Of List

Bug On Keras Fit_generator, Running Few Steps More Than It Should

I found fit_generator() would run few steps more than it should. I set steps_per_epoch=100. i and k… Read more Bug On Keras Fit_generator, Running Few Steps More Than It Should

Python Generator Yields Same Value Each Call

I want this generator to yield the cosine of each successive value from a list, but am getting the … Read more Python Generator Yields Same Value Each Call

Will Python Systemrandom / Os.urandom Always Have Enough Entropy For Good Crypto

I have a password generator: import random, string def gen_pass(): foo = random.SystemRandom()… Read more Will Python Systemrandom / Os.urandom Always Have Enough Entropy For Good Crypto

Generating And Saving An .eml File With Python 3.3

I am trying to generate emails using the standard email library and save them as .eml files. I must… Read more Generating And Saving An .eml File With Python 3.3

Caching A Generator

A recent similar question (isinstance(foo, types.GeneratorType) or inspect.isgenerator(foo)?) got m… Read more Caching A Generator

How To Write A Generator For Keras Model For Predict_generator

I have a trained keras model, and I am trying to run predictions with CPU only. I want this to be a… Read more How To Write A Generator For Keras Model For Predict_generator

Python: 'before' And 'after' For Multiprocessing Workers

Update: Here is a more specific example Suppose I want to compile some statistical data from a siz… Read more Python: 'before' And 'after' For Multiprocessing Workers

How Is Irange() Any Different From Range() Or Xrange()?

I was going through Python Generators Wiki when I came across this RangeGenerator page which talks … Read more How Is Irange() Any Different From Range() Or Xrange()?

Python: Powerset Of A Given Set With Generators

I am trying to build a list of subsets of a given set in Python with generators. Say I have set([1… Read more Python: Powerset Of A Given Set With Generators

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?

Python3 Vs Python2 List/generator Range Performance

I have this simple function that partitions a list and returns an index i in the list such that ele… Read more Python3 Vs Python2 List/generator Range Performance

Python - Best Way To Read A File And Break Out The Lines By A Delimeter

What is the best way to read a file and break out the lines by a delimeter. Data returned should be… Read more Python - Best Way To Read A File And Break Out The Lines By A Delimeter

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

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

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?

Create Pandas Dataframe From List Of Generators

I have to following question. Is there a way to build a DataFrame from a list of python Generator o… Read more Create Pandas Dataframe From List Of Generators

Creating A Timeseriesgenerator With Multiple Inputs

I'm trying to train an LSTM model on daily fundamental and price data from ~4000 stocks, due to… Read more Creating A Timeseriesgenerator With Multiple Inputs

Python's Pep 484 Type Annotation For Generator Expression

What is the correct type annotation for a function that returns a generator expression? e.g.: def … Read more Python's Pep 484 Type Annotation For Generator Expression

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