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Showing posts with the label Slice

Filter Tensorflow Array With Specific Condition Over Numpy Array

I have a tensorflow array names tf-array and a numpy array names np_array. I want to find specific … Read more Filter Tensorflow Array With Specific Condition Over Numpy Array

Using : For Multiple Slicing In List Or Numpy Array

I'm having some difficulty trying to figure out how to do extract multiple values in a list tha… Read more Using : For Multiple Slicing In List Or Numpy Array

Understanding Pythons Reverse Slice ( [::-1] )

I always thought that omitting arguments in the python slice operation would result into: start = … Read more Understanding Pythons Reverse Slice ( [::-1] )

Slicing Elements From A Python List Using Boolean Indexing

I recently came across this way of slicing a list in Python. I've never seen this one before, s… Read more Slicing Elements From A Python List Using Boolean Indexing

Search A List For Item(s)and Return X Number Of Surrounding Items In Python

I want to search a list for the occurence of a value (x) and return that value and a number, say 2,… Read more Search A List For Item(s)and Return X Number Of Surrounding Items In Python

Python Slice Notation With Comma/list

I have come across some python code with slice notation that I am having trouble figuring out. It l… Read more Python Slice Notation With Comma/list

Using String As Array Indices In Numpy

I'm handling large numerical arrays in python through a GUI. I'd like to expose the slicing… Read more Using String As Array Indices In Numpy

What Is The Point Of Views In Pandas If It Is Undefined Whether An Indexing Operation Returns A View Or A Copy?

I have switched from R to pandas. I routinely get SettingWithCopyWarnings, when I do something like… Read more What Is The Point Of Views In Pandas If It Is Undefined Whether An Indexing Operation Returns A View Or A Copy?

Numpy Dynamic Slicing Per Row

How do I dynamically slice each row given a starting and ending index without using a for loop. I c… Read more Numpy Dynamic Slicing Per Row

Finding List Intersection Using Python List Slices & Recursion

def findIntersection(list1, list2): if list1 == [] or list2 == []: return [] elif l… Read more Finding List Intersection Using Python List Slices & Recursion

Dynamically Slice A String Using A Variable

I am trying to slice a string and insert the components into a list (or index, or set, or anything)… Read more Dynamically Slice A String Using A Variable

Slicing A 20×20 Area Around Known Indices (x, Y) In A Numpy Array

I have a large 2D numpy array for which I know a pair of indices which represent one element of the… Read more Slicing A 20×20 Area Around Known Indices (x, Y) In A Numpy Array

Why Is This Slicing Code Faster Than More Procedural Code?

I have a Python function that takes a list and returns a generator yielding 2-tuples of each adjace… Read more Why Is This Slicing Code Faster Than More Procedural Code?

Slicing Multiple Ranges Of Columns In Pandas, By List Of Names

I am trying to select multiple columns in a Pandas dataframe in two different approaches: 1)via the… Read more Slicing Multiple Ranges Of Columns In Pandas, By List Of Names

Slicing Insert Question, L[1:1]

practising some python, which is a pretty easy language to grab up. I have >>> L = [1,2,3,… Read more Slicing Insert Question, L[1:1]

Slicing Elements From A Python List Using Boolean Indexing

I recently came across this way of slicing a list in Python. I've never seen this one before, s… Read more Slicing Elements From A Python List Using Boolean Indexing