Simple Practice of class use and multi-line formatting return string

employee.py

#!/usr/bin/env python3

class Employee:
    def __init__(self, first_name, last_name, salary, position):
        self.first_name = first_name
        self.last_name  = last_name
        self.salary     = salary
        self.position   = position
        self.email      = first_name + '.' + last_name + '@div.company.com'

    def full_name(self):
        return 'Employee:\t{} {}'.format(self.first_name, self.last_name)

    def employee_email(self):
        return 'Email:\t\t{}'.format(self.email)

    def employee_salary(self):
        return 'Salary:\t\t${:1,.2f} per annum'.format(self.salary)

    def employee_full_details(self):
        return 'Employee:\t{} {}\nPosition:\t{} \
                \nSalary:\t\t${:1,.2f} per annum\nEmail:\t\t{}' \
                .format(self.first_name, self.last_name, self.position, \
                self.salary, self.email)

employee_01 = Employee('Jack', 'Smith', 75000, 'Associate Python Developer')

'''
print(employee_01.full_name())
print(Employee.full_name(employee_01))

print(employee_01.full_name())
print(employee_01.employee_email())
print(employee_01.employee_salary())
'''
print(employee_01.employee_full_details())