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Showing posts with the label Indexing

Index Error, Delete Row From Array If Column Has A Value

I have a array 'x' with four columns. For each row if the 4th column has a value of 1 then … Read more Index Error, Delete Row From Array If Column Has A Value

How To Sort Pandas Dataframe By Custom Order On String Index

I have the following data frame: import pandas as pd # Create DataFrame df = pd.DataFrame( {'i… Read more How To Sort Pandas Dataframe By Custom Order On String Index

Implicit Transposing In Numpy Array Indexing

I came across a weird problem: from numpy import zeros, arange aa = zeros([1, 3, 10]) aa[0, :, aran… Read more Implicit Transposing In Numpy Array Indexing

Reindex Pandas Dataframe Based On Uneven Dates And Then Groupby And Blank Fill Certain Values

I have a dataframe that looks something like this: df Name date season binary Apple … Read more Reindex Pandas Dataframe Based On Uneven Dates And Then Groupby And Blank Fill Certain Values

Most Efficient Way To Get Indexposition Of A Sublist In A Nested List

I want to get the indexposition of a sublist in a nested list, e.g 0 for [1,2] in nested_ls = [[1,2… Read more Most Efficient Way To Get Indexposition Of A Sublist In A Nested List

Go One Step Back And One Step Forward In A Loop With Python

I need to loop in a list containing french words and find an asterisk because I want to concatenate… Read more Go One Step Back And One Step Forward In A Loop With Python