Expand class definiton examples

Signed-off-by: Christopher Arndt <chris@chrisarndt.de>

.gitignore

@@ -0,0 +1,2 @@
+__pycache__
+*.p[oc]

beispiele/employeeclass2.py

@@ -0,0 +1,35 @@
+# employeeclass1.py
+
+from personclass2 import Person
+
+
+class Employee(Person):
+
+    def __init__(self, name="", age=0, gender=None, employee_id=None, salary=0):
+        super().__init__(name=name, age=age, gender=gender)
+        self.employee_id = employee_id
+        self.salary = salary
+
+    def __str__(self):
+        return f"Employee: name={self.name} employee_id={self.employee_id}"
+
+
+employee1 = Employee()
+
+print(employee1)
+print(employee1.__class__)
+print(employee1.name)
+print(employee1.age)
+print(employee1.gender)
+
+employee2 = Employee("Joe Doe", 32, gender="m", employee_id=1, salary=2000)
+
+print(employee2)
+print(employee2.__class__)
+print(employee2.name)
+print(employee2.age)
+print(employee2.gender)
+print(employee2.employee_id)
+print(employee2.salary)
+
+

beispiele/personclass2.py

@@ -1,4 +1,4 @@
-# personclass1.py
+# personclass2.py
 
 class Person: