Putting *args and/or **kwargs as the last items in your function definition’s argument list allows that function to accept an arbitrary number of arguments and/or keyword arguments.

The names *args and **kwargs are only by convention but there's no hard requirement to use them. You would use *args when you're not sure how many arguments might be passed to your function, i.e. it …

May 21, 2009 · The String[] args parameter is an array of Strings passed as parameters when you are running your application through command line in the OS. So, imagine you have compiled and …

Aug 31, 2008 · Python 2 compatible demos *args (typically said "star-args") and **kwargs (stars can be implied by saying "kwargs", but be explicit with "double-star kwargs") are common idioms of Python …

Feb 12, 2017 · Of course, what if we want 4 parameters, or 5, or 6? We don't want to write a new version of the function for all possible quantities of parameters. The spread operator () allows us to …

Jul 12, 2016 · args is a name of a String array. Is compulsory in your main method in java in order to receive the parameters for the input. If your application receives some inputs, they will be loaded in …

Nov 20, 2009 · The important part is that it's a dictionary and it's unpacked with the double asterisk operator **. Other iterables are unpacked with the single asterisk operator * To prevent confusion, it's …

You should use *args when it's easier to read than a list of argument (def foo(a,b,c,d,e...)) and does not make harder to know which argument is used for what. Your example is the perfect example of a …

Update: I just realized I never answered the question "What does “String [] args” contain in java?" :-) It's an array of the command-line arguments provided to the program, each argument being a String in …

May 4, 2016 · I'm trying out Python's type annotations with abstract base classes to write some interfaces. Is there a way to annotate the possible types of *args and **kwargs? For example, how …