# sep argument has default value of a wide spaced character # Define a function print_letter_count with two parameters: text and letter, both with default values. def print_letter_count(text='This is ...

This Python quiz question is about default parameter values and unexpected behavior when mutable objects like lists are used as default values. A: is the correct answer. The key point here is that ...

When you call func(1), it uses the default value for y, which is an empty list []. The function appends 1 to y, making y = [1]. When you call func(2), it again uses the default list y, which is now [1 ...

The dictionary functions in a similar fashion to the Python list, in that it is a collection of data. In this case, however, dictionaries hold key-value pairs instead of single values.