Python Pandas IntervalIndex - 检查包含点的间隔是否为空


要检查包含点的间隔是否为空,请使用 Pandas 中的 IntervalIndex.is_empty 属性。

首先,导入所需的库 −

import pandas as pd

创建 IntervalIndex −

interval = pd.IntervalIndex.from_arrays([0, 1], [1, 2], closed='right')

显示间隔 −

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

检查包含点的间隔是否为空 −

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

示例

以下是代码 −

import pandas as pd

# Create IntervalIndex
interval = pd.IntervalIndex.from_arrays([0, 1], [1, 2], closed='right')

# Display the interval
print("IntervalIndex...\n",interval)

# Display the interval length
print("\nIntervalIndex length...\n",interval.length)

# check if the interval that contains points is empty or not
print("\nIs the interval empty?\n",interval.is_empty)

输出

将产生以下输出 −

IntervalIndex...
IntervalIndex([(0, 1], (1, 2]], dtype='interval[int64, right]')

IntervalIndex length...
Int64Index([1, 1], dtype='int64')

Is the interval empty?
[False False]

更新于: 18-Oct-2021

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