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YiLi225/where.py

Last active September 13, 2020 16:13
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where.py
## where() to replace values
food_names_list = ["Cows' milk, whole", 'skim', 'Buttermilk, cultured']
boolean_idx = dairy_table["Food"].isin(food_names_list)
dairy_table['Food'].where(boolean_idx, other='Others')
Out[187]:
index0 Cows' milk, whole
index1 skim
index2 Buttermilk, cultured
index3 Others
index4 Others
......
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