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lines changed Original file line number Diff line number Diff line change @@ -20,7 +20,7 @@ kernelspec:
2020</div>
2121```
2222
23- # {index}` 用于面板数据处理的Pandas <single: Pandas for Panel Data>`
23+ # {index}` 用Pandas处理面板数据 <single: Pandas for Panel Data>`
2424
2525``` {index} single: Python; Pandas
2626```
@@ -321,6 +321,7 @@ import seaborn as sns
321321sns.set_theme()
322322sns.set(font='Source Han Serif SC')
323323
324+ # 导入中文国家名称
324325map_url='https://raw.githubusercontent.com/QuantEcon/lecture-python.zh-cn/refs/heads/main/lectures/_static/country_map.csv'
325326country_map = pd.read_csv(map_url).set_index('English')['Chinese']
326327```
@@ -338,6 +339,7 @@ merged.mean().sort_values(ascending=False).plot(
338339country_labels = merged.mean().sort_values(
339340 ascending=False).index.get_level_values('Country').tolist()
340341
342+ # 将国家名称从英文转换为中文
341343country_labels_cn = [country_map[label] for label
342344 in country_labels]
343345plt.xticks(range(0, len(country_labels)), country_labels_cn)
@@ -425,7 +427,7 @@ merged.stack().describe()
425427让我们再次按大洲拆分 ` merged ` ,这次使用 ` groupby ` 函数,并将生成的对象命名为 ` grouped `
426428
427429``` {code-cell} ipython3
428- grouped = merged.groupby(level='Continent', axis=1 )
430+ grouped = merged.T. groupby(level='Continent')
429431grouped
430432```
431433
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