




from typing import Literal

__A						:		List[str]          =						"ABCDEFGHIJKLMNOPQRSTUVWXYZ"





def      UpperCAmelCase  (						UpperCamelCase__						,			UpperCamelCase__						,			UpperCamelCase__   )     ->     str:







				'''simple docstring'''


				__lowerCAmelCase					=  LETTERS if mode == """decrypt""" else key
				__lowerCAmelCase					=  key if mode == """decrypt""" else LETTERS
				__lowerCAmelCase					=  """"""
				# loop through each symbol in the message
				for symbol in message:
								if symbol.upper() in chars_a:
												# encrypt/decrypt the symbol
												__lowerCAmelCase					=  chars_a.find(symbol.upper()   )
												if symbol.isupper():
																translated += chars_b[sym_index].upper()
												else:
																translated += chars_b[sym_index].lower()
								else:
												# symbol is not in LETTERS, just add it
												translated += symbol
				return translated





def      UpperCAmelCase  (						UpperCamelCase__						,			UpperCamelCase__   )     ->     str:







				'''simple docstring'''


				return translate_message(UpperCamelCase__						,			UpperCamelCase__						,			"""encrypt"""   )





def      UpperCAmelCase  (						UpperCamelCase__						,			UpperCamelCase__   )     ->     str:







				'''simple docstring'''


				return translate_message(UpperCamelCase__						,			UpperCamelCase__						,			"""decrypt"""   )





def      UpperCAmelCase  (						)     ->     None:







				'''simple docstring'''


				__lowerCAmelCase					=  """Hello World"""
				__lowerCAmelCase					=  """QWERTYUIOPASDFGHJKLZXCVBNM"""
				__lowerCAmelCase					=  """decrypt"""  # set to 'encrypt' or 'decrypt'

				if mode == "encrypt":
								__lowerCAmelCase					=  encrypt_message(UpperCamelCase__						,			UpperCamelCase__   )
				elif mode == "decrypt":
								__lowerCAmelCase					=  decrypt_message(UpperCamelCase__						,			UpperCamelCase__   )
				print(F'''Using the key {key}, the {mode}ed message is: {translated}'''   )


if __name__ == "__main__":
	import doctest

	doctest.testmod()
	main()












from __future__ import annotations

import sys





class   lowercase__     :







  def __init__(						self     ,    _lowercase     ,    _lowercase    ):
       lowerCAmelCase_       :							str			 =		letter
       lowerCAmelCase_       :							int			 =		freq
       lowerCAmelCase_       :							dict[str, str]			 =		{}







  def __repr__(						self    ):
       return F'{self.letter}:{self.freq}'





class   lowercase__     :







  def __init__(						self     ,    _lowercase     ,    _lowercase     ,    _lowercase    ):
       lowerCAmelCase_       :							int			 =		freq
       lowerCAmelCase_       :							Letter | TreeNode			 =		left
       lowerCAmelCase_       :							Letter | TreeNode			 =		right






def 				_lowerCAmelCase			(	_a :       str      )						->      list[Letter]:
     lowerCAmelCase_       :							dict[str, int]			 =		{}
     with open(_a      ) as f:
          while True:
               lowerCAmelCase_       :							Any			 =		f.read(1      )
               if not c:
                    break
               lowerCAmelCase_       :							List[str]			 =		chars[c] + 1 if c in chars else 1
     return sorted((Letter(_a       , _a      ) for c, f in chars.items())       , key=lambda _a      : x.freq      )






def 				_lowerCAmelCase			(	_a :       list[Letter]      )						->      Letter | TreeNode:
     lowerCAmelCase_       :							list[Letter | TreeNode]			 =		letters  # type: ignore
     while len(_a      ) > 1:
          lowerCAmelCase_       :							Any			 =		response.pop(0      )
          lowerCAmelCase_       :							int			 =		response.pop(0      )
          lowerCAmelCase_       :							List[Any]			 =		left.freq + right.freq
          lowerCAmelCase_       :							Union[str, Any]			 =		TreeNode(_a       , _a       , _a      )
          response.append(_a      )
          response.sort(key=lambda _a      : x.freq      )
     return response[0]






def 				_lowerCAmelCase			(	_a :       Letter | TreeNode       , _a :       str      )						->      list[Letter]:
     if isinstance(_a       , _a      ):
          lowerCAmelCase_       :							Union[str, Any]			 =		bitstring
          return [root]
     lowerCAmelCase_       :							TreeNode			 =		root  # type: ignore
     lowerCAmelCase_       :							Tuple			 =		[]
     letters += traverse_tree(treenode.left       , bitstring + """0"""      )
     letters += traverse_tree(treenode.right       , bitstring + """1"""      )
     return letters






def 				_lowerCAmelCase			(	_a :       str      )						->      None:
     lowerCAmelCase_       :							Optional[Any]			 =		parse_file(_a      )
     lowerCAmelCase_       :							Optional[int]			 =		build_tree(_a      )
     lowerCAmelCase_       :							str			 =		{
         k: v for letter in traverse_tree(_a       , """"""      ) for k, v in letter.bitstring.items()
     }
     print(F'Huffman Coding  of {file_path}: '      )
     with open(_a      ) as f:
          while True:
               lowerCAmelCase_       :							Optional[Any]			 =		f.read(1      )
               if not c:
                    break
               print(letters[c]       , end=""" """      )
     print()


if __name__ == "__main__":
      # pass the file path to the huffman function
      huffman(sys.argv[1])
