Why Are Local Variable Names Beginning with an Underscore Discouraged?
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Why Are Local Variable Names Beginning with an Underscore Discouraged?
Because Python has no concept of private variables, leading underscores are used to denote variables that cannot be accessed from outside the class.
Why do variable names beginning with underscore is not encouraged?
Underscores (‘_’) are frequently used in the names of library functions (“_main” and “_exit”). To avoid collisions, an identifier should not begin with an underscore.
Why variable names Cannot start with underscore?
You should never start a variable or function name with an underscore. Names that begin with an underscore are reserved for special operating systems and programming packages. (It is not illegal in C++ to do this; you are just asking for trouble someday…)
Why _ underscore is used before a variable name?
It means nothing. It is a common naming convention for private member variables to distinguish them from methods and public properties. It’s not a major issue, but I believe its resemblance to empty spaces makes it unique. Other symbols, such as + or *, may be confused with operators.
What is Python Variable?
A reserved memory address for storing values is called a Python variable. Put differently, a variable in a Python programme provides the computer with data to be processed. In Python, each value has a datatype. Python supports a variety of data types, including Numbers, Lists, Tuples, Strings, and Dictionaries.
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