適切な .melt() の引数を選ぶ

inflation という名前のテーブルが与えられています。下のテーブルと同じ出力が得られるオプションを選んでください。

   country    indicator  year  annual
0   Brazil  Inflation %  2017    3.45
1   Canada  Inflation %  2017    1.60
2   France  Inflation %  2017    1.03
3    India  Inflation %  2017    2.49
4   Brazil  Inflation %  2018    3.66
5   Canada  Inflation %  2018    2.27
6   France  Inflation %  2018    1.85
7    India  Inflation %  2018    4.86
8   Brazil  Inflation %  2019    3.73
9   Canada  Inflation %  2019    1.95
10  France  Inflation %  2019    1.11
11   India  2019    7.66

संभावित उत्तर

inflation.melt(id_vars=['country','indicator'], var_name='annual')

inflation.melt(id_vars=['country'], var_name='indicator', value_name='annual')

inflation.melt(id_vars=['country','indicator'], var_name='year', value_name='annual')

inflation.melt(id_vars=['country'], var_name='year', value_name='annual')

अभ्यास

適切な .melt() の引数を選ぶ

निर्देश

संभावित उत्तर

.css-6su6fj{-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;}अभ्यास

निर्देश

संभावित उत्तर

अभ्यास