Tools, FAQ, Tutorials:
'str' Values are Objects
Are "str" values objects in Python?
✍: FYIcenter.com
Yes, "str" values are objects in Python. In fact, all data values in Python are objects.
In Python, "str" is defined as an object class with the following interesting properties, constructors, and methods:
str.__doc__ - Property holding a short description of "str" objects.
str.__new__() - Constructor returning a "str" object. It can be invoked as str(). For example:
>>> str("FYIcenter.com") 'FYIcenter.com' >>> str.__new__(str,"FYIcenter.com") 'FYIcenter.com'
str.__getitem__() - Instance method for the [] operation, returning the character (as a "str") of the string at the given position. For example:
>>> "FYIcenter.com".__getitem__(2) 'I' >>> "FYIcenter.com"[2] 'I' >>> ("FYIcenter.com")[2] 'I'
str.lower() - Instance method converting the string to lower case. For example:
>>> "FYIcenter.com".lower() 'fyicenter.com'
You can use the dir(str) function to see all members of the "str" class:
>>> dir(str) ['__add__', '__class__', '__contains__', '__delattr__', '__dir__', '__doc__', '_ _eq__', '__format__', '__ge__', '__getattribute__', '__getitem__', '__getnewargs __', '__gt__', '__hash__', '__init__', '__init_subclass__', '__iter__', '__le__' , '__len__', '__lt__', '__mod__', '__mul__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__rmod__', '__rmul__', '__setattr__', '__sizeof__' , '__str__', '__subclasshook__', 'capitalize', 'casefold', 'center', 'count', 'e ncode', 'endswith', 'expandtabs', 'find', 'format', 'format_map', 'index', 'isal num', 'isalpha', 'isdecimal', 'isdigit', 'isidentifier', 'islower', 'isnumeric', 'isprintable', 'isspace', 'istitle', 'isupper', 'join', 'ljust', 'lower', 'lstr ip', 'maketrans', 'partition', 'replace', 'rfind', 'rindex', 'rjust', 'rpartitio n', 'rsplit', 'rstrip', 'split', 'splitlines', 'startswith', 'strip', 'swapcase' , 'title', 'translate', 'upper', 'zfill']
2022-12-03, 1199🔥, 0💬
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