# 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 ...

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 ...

They are not supposed to be changed by other functions. Kernel functions Although the method classes have various entrance/main function, many of them provide an entrance function called kernel. You ...