code: def _allocated_entries_bitmap(self):
      '''Creates a generator that returns all allocated entries in the
      bitmap.
  
      Yields:
          int: The bit index of the allocated entries.
  
      '''
      for entry_number in range(len(self._bitmap) * 8):
          if self.entry_allocated(entry_number):
              yield entry_numbef _allocated_entries_bitmap(self):
      '''Creates a generator that returns all allocated entries in the
      bitmap.
  
      Yields:
          int: The bit index of the allocated entries.
  
      '''
      for entry_number in range(len(self._bitmap) * 8):
          if self.entry_allocated(entry_number):
              yield entry_number
docs: Creates a generator that returns all allocated entries in the
      bitmap.
  
      Yields:
          int: The bit index of the allocated entries.