Ex_2.py

# Note how you could easily make 50 the default, and have the elif statement return default
# while the else statement returns hard coded 40... it sort of makes "default" lose its meaning...
class ContactComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement:
      return 70
    elif unsure:
      return 50
    else:
      return self.default_weight # 40

# Same issue as above
class QuizComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement or (self.quiz_results or self.catalog_error):
      return 0
    if is_unsure:
      return 40
    else:
      return 50

# For the next four, we get "lucky" that is_unsure and default are the same...
# but I can very easily imagine a future where there is a different order for every answer to the portal question
# in which case each of these calculate_weights functions would need a 5-branch if/else block
class ReimbursementComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement:
      return 80
    else:
      return self.default_weight # 30

class CoachRecsComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement:
      return 60 if self.coach_recommendations else 0
    else:
      return self.default_weight if self.coach_recommendations else 0 # 80

class BookmarksComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement:
      return 50 if self.bookmarks else 0
    else:
      return self.default_weight if self.bookmarks else 0 # 70

class QuizRecsComponent(WeightedComponent):
  def calculate_weight(self):
    if seeking_reimbursement:
      return 40 if self.quiz_results else 0
    else:
      return self.default_weight if self.quiz_results else 0 # 60