2019-01-24
阅读量:
2902
Pandas describe()函数不会在PyCharm
我正在尝试运行这段代码:
import pandas as pd
city_names = pd.Series(['San Francisco', 'San Jose', 'Sacramento'])
population = pd.Series([852469, 1015785, 485199])
cities = pd.DataFrame({ 'City name': city_names, 'Population': population })
cities['Area square miles'] = pd.Series([46.87, 176.53, 97.92])
cities['Population density'] = cities['Population'] / cities['Area square
miles']
cities['Is wide and has saint name'] = (cities['Area square miles'] > 50) &
cities['City name']\
.apply(lambda name: name.startswith('San'))
cities.describe()
但不返回什么东西






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