Python Pandas - 返回 Period 对象的时间戳表示形式
要返回 Period 对象的时间戳表示形式,请使用 period.to_timestamp() 方法。
首先,导入所需的库 −
import pandas as pd
pandas.Period 表示一段时间。创建一个 Period 对象
period = pd.Period(freq="S", year = 2021, month = 9, day = 18, hour = 17, minute = 20, second = 45)
显示 Period 对象
print("Period...\n", period)
返回 Period 对象的时间戳表示形式。我们使用 “freq” 参数设置了频率
print("\nPeriod to Timestamp...\n", period.to_timestamp(freq='T'))示例
以下为代码
import pandas as pd
# The pandas.Period represents a period of time
# Creating a Period object
period = pd.Period(freq="S", year = 2021, month = 9, day = 18, hour = 17, minute = 20, second = 45)
# display the Period object
print("Period...\n", period)
# Return the Timestamp representation of the Period object
# We have set the frequency using the "freq" parameter
print("\nPeriod to Timestamp...\n", period.to_timestamp(freq='T'))输出
这会生成以下代码
Period... 2021-09-18 17:20:45 Period to Timestamp... 2021-09-18 17:20:00
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