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python constructor overloading

SharxNZ answered on May 20, 2022 Popularity 9/10 Helpfulness 3/10

answer python constructor overloading

related python overload constructor

python constructor overloading

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class MyData:
    def __init__(self, data):
        self.data = data

    @classmethod
    def fromfilename(cls, filename):
        data = open(filename).readlines()
        return cls(data)

    @classmethod
    def fromdict(cls, datadict):
        MyData([1, 2, 3]).data
        return cls(datadict.items())


print(MyData.fromfilename("file.txt").data)

print(MyData.fromdict({"spam": "ham"}).data)

# ** Output: **
#[‘Welcome Developer’]
#dict_items([(‘spam’, ‘ham’)])

Popularity 9/10 Helpfulness 3/10 Language python

Source: tutorial.eyehunts.com

Tags: constructor-overloading python

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Contributed on May 20 2022

SharxNZ

0 Answers Avg Quality 2/10

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>>> class MyData:
...     def __init__(self, data):
...         "Initialize MyData from a sequence"
...         self.data = data
...     
...     @classmethod
...     def fromfilename(cls, filename):
...         "Initialize MyData from a file"
...         data = open(filename).readlines()
...         return cls(data)
...     
...     @classmethod
...     def fromdict(cls, datadict):
...         "Initialize MyData from a dict's items"
...         return cls(datadict.items())
... 
>>> MyData([1, 2, 3]).data
[1, 2, 3]
>>> MyData.fromfilename("/tmp/foobar").data
['foo\n', 'bar\n', 'baz\n']
>>> MyData.fromdict({"spam": "ham"}).data
[('spam', 'ham')]

Popularity 9/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: constructor cons

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Contributed on Dec 05 2022

Marius Staudt

0 Answers Avg Quality 2/10

python constructor overloading

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