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How can you pass a variable number of keyword arguments to a function in Python?
Answer & Solution
Correct Answer:
Option
A
Correct Answer: A) By using the
Keyword Arguments: In Python, keyword arguments are arguments passed to a function along with a name (the keyword) and a value.
Example:
Variable Number of Keyword Arguments: Sometimes, you don't know in advance how many keyword arguments a function might receive. That's where
* The
*
* Inside the function,
Why the other options are incorrect:
* Option B (
* Option C (
* Option D (
Therefore, the correct answer is Option A: By using the
**kwargs syntaxKeyword Arguments: In Python, keyword arguments are arguments passed to a function along with a name (the keyword) and a value.
Example:
my_function(name="Alice", age=30)Variable Number of Keyword Arguments: Sometimes, you don't know in advance how many keyword arguments a function might receive. That's where
**kwargs comes in.kwargs Explained:* The
**kwargs syntax allows a function to accept any number of keyword arguments.*
kwargs is just a name (you could technically use another name), but ** is what's important. It tells Python to collect all the keyword arguments into a dictionary.* Inside the function,
kwargs acts like a regular dictionary where the keys are the argument names (like "name" and "age") and the values are the corresponding argument values (like "Alice" and 30).Why the other options are incorrect:
* Option B (
*args): Used to pass a variable number of positional arguments. It collects them into a tuple, not a dictionary.* Option C (
* symbol): Used for other purposes such as unpacking iterables or enforcing keyword-only arguments, but not for passing keyword arguments.* Option D (
... symbol): The ellipsis has special meanings like use in type hints or as a placeholder, but is not related to passing arguments to functions.Therefore, the correct answer is Option A: By using the
**kwargs syntax.
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