old_contents: 
  class LeastRecentlyUsedCache:
      """
      Offers fix memory caching where least recently used entries are evicted.
      """
      _DEFAULT_CAPACITY = 10
  
      def __init__(self, capacity: int = _DEFAULT_CAPACITY):
          self._capacity = capacity
  
      def get_capacity(self):
          return self._capacity
  
new_contents: from typing import Any
  
  
  class LeastRecentlyUsedCache:
      """
      Offers fix memory caching where least recently used entries are evicted.
      """
      _DEFAULT_CAPACITY = 10
  
      def __init__(self, capacity: int = _DEFAULT_CAPACITY):
          self._capacity = capacity
  
      def get_capacity(self) -> Any:
          """
  
          :return: maximum number of key/value pairs the cache can hold before eviction takes place
          """
          return self._capacity
  
subject: Add typing & docstring