Questions tagged [python-polars]
3 questions
2
votes
2 answers
Read big JSON file as a Dataframe using polars
I am pretty new to polars and have been working around it just to get acquainted.
import polars as pl
filename_data = 'endomondoHR.json'
pl.read_json(filename_data)
Data -> kaggle data
The error I am getting is…
shivanshu dhawan
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0
votes
1 answer
pl.datetime plots as days since epoch or 1970, if formatted - polars and matplotlib
I'm attempting to port some old reports from Pandas to Polars. I am happy with the data, and am now attempting to plot a few time series. This is working, but I'm finding that matplotlib just doesn't seem to want to cooperate with Polars'…
draeath
- 123
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- 7
0
votes
1 answer
polars: parsing a funky datetime format with optional fields
I am trying to handle data coming from software that has as a terrible format for a time duration: [days-]hours:minutes:seconds[.microseconds]. In case someone else has already traveled this path, I'm fighting with the Elapsed and field from SLURM's…
draeath
- 123
- 1
- 7