Python Pandas - 從元組陣列構造 IntervalArray 並返回每個區間的左端點


要從類似陣列的元組構造 IntervalArray,請使用 **pandas.arrays.IntervalArray.from_tuples()** 方法。要返回 IntervalArray 中每個區間的左端點,請使用 **array.left** 屬性。

首先,匯入所需的庫:

import pandas as pd

從類似陣列的元組構造一個新的 IntervalArray:

array = pd.arrays.IntervalArray.from_tuples([(10, 25),(15, 70)])

顯示區間:

print("Our IntervalArray...\n",array)

獲取左端點:

print("\nThe left endpoints of each Interval in the IntervalArray as an Index...\n", array.left)

示例

以下是程式碼:

import pandas as pd

# Construct a new IntervalArray from an array-like of tuples
array = pd.arrays.IntervalArray.from_tuples([(10, 25),(15, 70)])

# Display the IntervalArray
print("Our IntervalArray...\n",array)

# Getting the length of IntervalArray
# Returns an Index with entries denoting the length of each Interval in the IntervalArray
print("\nOur IntervalArray length...\n",array.length)

# midpoint of each Interval in the IntervalArray as an Index
print("\nThe midpoint of each interval in the IntervalArray...\n",array.mid)

# get the left endpoints
print("\nThe left endpoints of each Interval in the IntervalArray as an Index...\n",array.left)

輸出

這將產生以下程式碼:

Our IntervalArray...
<IntervalArray>
[(10, 25], (15, 70]]
Length: 2, dtype: interval[int64, right]

Our IntervalArray length...
Int64Index([15, 55], dtype='int64')

The midpoint of each interval in the IntervalArray...
Float64Index([17.5, 42.5], dtype='float64')

The left endpoints of each Interval in the IntervalArray as an Index...
Int64Index([10, 15], dtype='int64')

更新於:2021年10月13日

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