Please explain it in detail in python.

B N Name: Student ID#: Short Answer: When can you change the field of a namedtuple and not change the original object's id? Write a program to demonstrate. Pre & Post-Condition Asserts: Write the pre-condition & post-condition assert statements for the following function: format phonenumber (number) whose parameter is a string containing a 10-digit phone number & returns a formatted phone number. For example, format phonenumber('1234567890') returns led dofinad B N Name: Student ID#: Short Answer: When can you change the field of a namedtuple and not change the original object's id? Write a program to demonstrate. Pre & Post-Condition Asserts: Write the pre-condition & post-condition assert statements for the following function: format phonenumber (number) whose parameter is a string containing a 10-digit phone number & returns a formatted phone number. For example, format phonenumber('1234567890') returns led dofinad