Created
June 24, 2025 18:50
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a python one liner featuring the walrus operator
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| (a:=df.melt(value_vars=[qtt, val], id_vars=[moy, par, ven], var_name='type')).assign(**{mnt:a[moy] + '-' + a['type']})[[mnt,par,ven,'value']].pivot(columns=[mnt], index=[par,ven], values='value').to_csv('73-1.csv') |
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