code: def get_default_algorithms():
      
      default_algorithms = {
          'none': NoneAlgorithm(),
          'HS256': HMACAlgorithm(HMACAlgorithm.SHA256),
          'HS384': HMACAlgorithm(HMACAlgorithm.SHA384),
          'HS512': HMACAlgorithm(HMACAlgorithm.SHA512)
      }
  
      if has_crypto:
          default_algorithms.update({
              'RS256': RSAAlgorithm(RSAAlgorithm.SHA256),
              'RS384': RSAAlgorithm(RSAAlgorithm.SHA384),
              'RS512': RSAAlgorithm(RSAAlgorithm.SHA512),
              'ES256': ECAlgorithm(ECAlgorithm.SHA256),
              'ES384': ECAlgorithm(ECAlgorithm.SHA384),
              'ES521': ECAlgorithm(ECAlgorithm.SHA512),
              'ES512': ECAlgorithm(ECAlgorithm.SHA512),  # Backward compat for #219 fix
              'PS256': RSAPSSAlgorithm(RSAPSSAlgorithm.SHA256),
              'PS384': RSAPSSAlgorithm(RSAPSSAlgorithm.SHA384),
              'PS512': RSAPSSAlgorithm(RSAPSSAlgorithm.SHA512)
          })
  
      return default_algorithms
docs: Returns the algorithms that are implemented by the library.