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Showing posts with the label Slice

Slice Multiple Frame Of Numpy Array With Multiple Y1:y2, X1:x2

I have an numpy array of multiple frame (multiple_frames) and I want to slice height and width of e… Read more Slice Multiple Frame Of Numpy Array With Multiple Y1:y2, X1:x2

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

Subset Pandas Dataframe Based On Annual Returning Period Covering Multiple Months

This question is similar to Selecting Pandas DataFrame records for many years based on month & … Read more Subset Pandas Dataframe Based On Annual Returning Period Covering Multiple Months

Make An Object That Behaves Like A Slice

How can we make a class represent itself as a slice when appropriate? This didn't work: class M… Read more Make An Object That Behaves Like A Slice

Slicing Pandas Dataframe According To Number Of Lines

I suppose this is something rather simple, but I can't find how to make this. I've been sea… Read more Slicing Pandas Dataframe According To Number Of Lines

Using Slices In Python

I use the dataset from UCI repo: http://archive.ics.uci.edu/ml/datasets/Energy+efficiency Then doin… Read more Using Slices In Python

Speed Up Numpy Nested Loop

I am writing a simulation for a wireless network in python using numpy and cython, where suppose th… Read more Speed Up Numpy Nested Loop

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] )

How To Nicely Handle [:-0] Slicing?

In implementing an autocorrelation function I have a term like for k in range(start,N): c[k] = … Read more How To Nicely Handle [:-0] Slicing?

Slice Dataframe At Specific Points And Plot Each Slice

I am new to programming and Pythone could you help me? I have a data frame which look like this. d … Read more Slice Dataframe At Specific Points And Plot Each Slice

How To Implement __delitem__ To Handle All Possible Slice Scenarios?

I work on a class with and embedded list. class a: def __init__(self, n): self.l = [1] … Read more How To Implement __delitem__ To Handle All Possible Slice Scenarios?

How To Read A File In Chunks/slices Using Python Multithreading And Without Using Locks

I am trying to read a file using multiple threads. I want to divide the file into chunks so that ea… Read more How To Read A File In Chunks/slices Using Python Multithreading And Without Using Locks

Keras Tensors - Get Values With Indices Coming From Another Tensor

Suppose I have these two tensors: valueMatrix, shaped as (?, 3), where ? is the batch size ind… Read more Keras Tensors - Get Values With Indices Coming From Another Tensor

How To Slice Numbered Lists Into Sublists

I have opened a file and used readlines() and split() with regex '\t' to remove TABs and it… Read more How To Slice Numbered Lists Into Sublists

Pygame - Recolor Pixes Of A Certain Color To Another Using Surfarray (array Slicing Issue)

I'm trying to make a palette swap functionality for a game, and I'm trying to find a way to… Read more Pygame - Recolor Pixes Of A Certain Color To Another Using Surfarray (array Slicing Issue)

When Slicing A 1 Row Pandas Dataframe The Slice Becomes A Series

Why when I slice a pandas dataframe containing only 1 row, the slice becomes a pandas series? How c… Read more When Slicing A 1 Row Pandas Dataframe The Slice Becomes A Series

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

Slicing Out A Specific From A List

I have one list and I want to print out all elements of it but skip one specific. a = [1,2,3,4,5,6,… Read more Slicing Out A Specific From A List