numpy.MaskedArray.filled() 函數返回 self 的副本,掩碼值填充給定值。但是,如果沒有要填充的掩碼值,則 self 將作為 ndarray 返回。
用法: numpy.MaskedArray.filled(self, fill_value = None)
參數:
fill_value:[標量,可選] 用於無效條目的值,默認為無。如果沒有,則使用數組的 fill_value 屬性。
返回:
filled_array:[ndarray] 如果沒有要替換的無效條目,則將無效條目替換為 fill_value 或 self 本身作為 ndarray 的 self 副本。
代碼1:
# Python program explaining
# numpy.MaskedArray.filled() function
# importing numpy as geek
# and numpy.ma module as ma
import numpy as geek
import numpy.ma as ma
arr = geek.ma.array([2, 4, 6, 8, 10], mask =[0, 0, 1, 0, 1],
fill_value = -999)
gfg = arr.filled()
print(gfg)
輸出:
[ 2 4 -999 8 -999]
代碼2:
# Python program explaining
# numpy.MaskedArray.filled() function
# importing numpy as geek
# and numpy.ma module as ma
import numpy as geek
import numpy.ma as ma
arr = geek.ma.array([1, 2, 3, 4, 5], mask =[1, 0, 1, 0, 0],
fill_value = -999)
gfg = arr.filled()
print(gfg)
輸出:
[-999 2 -999 4 5]
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注:本文由純淨天空篩選整理自sanjoy_62大神的英文原創作品 Numpy MaskedArray.filled() method – Python。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。