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.

2017年2月12日 · If you know some Python syntaxes, it is exactly the same as *args. Since *args (Python) is tuple object and Javascript has no tuple like Python, ..args is an Array object.

2009年5月21日 · 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 …

Note that *args/**kwargs is part of function-calling syntax, and not really an operator. This has a particular side effect that I ran into, which is that you can't use *args expansion with the print …

2016年5月4日 · 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, …

2017年12月6日 · Is it a hard requirement that you use *args and **kwargs? Because the way you are trying to use them does not match the way in which they were intended/designed.

2009年1月19日 · is args [0] always guaranteed to be the path to the currently running program? What about cross platform (since I am in a Linux environment but may port later on.)?

2013年3月4日 · 3 what does args 0 store in this program Its command line parameter, you get value in it if you execute your exe from command line with parameters. For debugging purpose …

In Python 2.x (I use 2.7), which is the proper way to use default arguments with *args and **kwargs? I've found a question on SO related to this topic, but that is for Python 3: Calling a …

2012年3月5日 · 0 If your question is "how do I iterate over args ", then the answer is "the same way you iterate over anything": for arg in args: print arg.