Questions tagged [dataframe]

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Split Pandas dataset column based on values (suffixes: string operation)

In Python using Pandas, I am splitting a dataset column into 4 lists based on the suffix of the values. For the 3 suffixes I am using a list comprehension then for the 4th one, a set operation that ...
evilmandarine's user avatar
1 vote
1 answer

Quickly create polars data frame from 2D ndarray

I am sampling from m normal distributions n times each, and storing the samples in a 2-dimensional ndarray. I then need to turn this into a polars dataframe as I need to add some string columns and do ...
Jage's user avatar
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4 votes
2 answers

Unstructured to Structured TOC

The following code tries to convert an unstructured TOC with bounding box layout data given by the output of pdftotext -bbox-layout -f 11 -l 13 new_book.pdf toc.html...
Sati's user avatar
  • 417