Pandas Python - 檢查閉合區間是否為空


若要檢查一個雙閉合區間是否為空,請使用 **interval.is_empty 屬性**。首先匯入所需的庫 -

import pandas as pd

雙閉合區間。使用具有 “both” 值的 “closed” 引數設定區間

interval = pd.Interval(0, 0, closed='both')

顯示區間

print("Interval...\n",interval)

當一個區間雙閉合的時候,檢查該區間是否為空。只包含一個點的區間不為空,即返回 False。

print("\nIs Interval empty? \n",interval.is_empty)

示例

程式碼如下所示

import pandas as pd

# interval closed from the both sides
# Interval set using the "closed" parameter with value "both"
interval = pd.Interval(0, 0, closed='both')

# display the interval
print("Interval...\n",interval)

# display the interval length
print("\nInterval length...\n",interval.length)

# check whether interval is empty when it is closed from both sides
# An Interval that contains a single point is not empty i.e. False is returned
print("\nIs Interval empty? \n",interval.is_empty)

輸出

這將生成以下程式碼

Interval...
[0, 0]

Interval length...
0

Is Interval empty?
False

更新時間: 20-Oct-2021

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