how to unpivot dataframe pandas
df_unpivoted = df.melt(id_vars=['car_model'], var_name='date', value_name='0-60mph_in_seconds')
df_unpivotedhow to unpivot dataframe pandas
df_unpivoted = df.melt(id_vars=['car_model'], var_name='date', value_name='0-60mph_in_seconds')
df_unpivotedPandas pivot table
>>> emp.pivot_table(index='dept', columns='gender', values='salary', aggfunc='mean').round(-3)pivot table pandas
df.pivot_table(['int_age'],index = [df.iloc[:,meet_friends], df.iloc[:,friendsgiving]])pivot table pandas
df.pivot_table(index = [df.iloc[:,meet_friends], df.iloc[:,friendsgiving]])pivot table but keep nan
(df.groupby(['Date', 'A']).B
.apply(lambda x: np.nan if x.isna().all() else x.sum())
.unstack('A')
)Copyright © 2021 Codeinu
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