PIKA2 https://blog.hatena.ne.jp/PIKA2/ 十分に発達した科学技術は https://pika2.hatenablog.com/ ★DataFrame操作 import pandas as pd dict_test = [ { 'time': '2020', 'id': 1, 'name': 's1' }, { 'time': '2021', 'id': 2, 'name': 's2' } ] DataFrame作成 df_test = pd.DataFrame(dict_test) time id name0 2021 1 s11 2020 2 s2 列をindexに設定 df_test = df_test.set_index('time') id nametime2021 1 s12020 2 s2 indexでso… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpika2.hatenablog.com%2Fentry%2F2021%2F03%2F10%2F112431" title="pandasよく使う機能メモ - 十分に発達した科学技術は" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2021-03-10 11:24:31 rich https://pika2.hatenablog.com/entry/2021/03/10/112431 1.0 100%