inheritance_example.py

# Subclassing -- not ideal in Django because PythonProgrammer object will have data stored in Programmer 
# and Worker since they are concrete, not abstract

class Human(object):
  name = "Eve"
  
  Meta:
    abstract = True
    
  def get_human_data(self):
    return "Name: " + self.name
    
class Worker(Human):
  age_at_first_job = 18
  
  def get_human_data(self):
    return "Name: " + self.name + " Age at first job: " + self.age_at_first_job
 
class Programmer(Worker):
  favorite_language = "Go"
  
  def get_human_data(self):
    return "Name: " + self.name + " Age at first job: " + self.age_at_first_job + " language: " + self.favorite_language
    
class PythonProgrammer(Programmer):
  job_language = "Python"
  
  def get_human_data(self):
    return "Name: " + self.name + " Age at first job: " + self.age_at_first_job + " languages " + self.favorite_language + self.job_language