


"""simple docstring"""






class       lowerCamelCase_		:





				"""simple docstring"""







				def __init__(    self							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					data
								SCREAMING_SNAKE_CASE__  				=					None
								SCREAMING_SNAKE_CASE__  				=					None






				def __str__(    self  ):
								return f'''{self.data}'''


class       lowerCamelCase_		:





				"""simple docstring"""







				def __init__(    self  ):
								SCREAMING_SNAKE_CASE__  				=					None
								SCREAMING_SNAKE_CASE__  				=					None



				def __iter__(    self  ):
								SCREAMING_SNAKE_CASE__  				=					self.head
								while node:
												yield node.data
												SCREAMING_SNAKE_CASE__  				=					node.next



				def __str__(    self  ):
								return "->".join([str(UpperCAmelCase__  ) for item in self]  )



				def __len__(    self  ):
								return sum(1 for _ in self  )



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								self.insert_at_nth(0							,		UpperCAmelCase__  )



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								self.insert_at_nth(len(self  )							,		UpperCAmelCase__  )



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					len(self  )

								if not 0 <= index <= length:
												raise IndexError("list index out of range"  )
								SCREAMING_SNAKE_CASE__  				=					Node(UpperCAmelCase__  )
								if self.head is None:
												SCREAMING_SNAKE_CASE__  				=					SCREAMING_SNAKE_CASE__  				=					new_node
								elif index == 0:
												SCREAMING_SNAKE_CASE__  				=					new_node
												SCREAMING_SNAKE_CASE__  				=					self.head
												SCREAMING_SNAKE_CASE__  				=					new_node
								elif index == length:
												SCREAMING_SNAKE_CASE__  				=					new_node
												SCREAMING_SNAKE_CASE__  				=					self.tail
												SCREAMING_SNAKE_CASE__  				=					new_node
								else:
												SCREAMING_SNAKE_CASE__  				=					self.head
												for _ in range(0							,		UpperCAmelCase__  ):
																SCREAMING_SNAKE_CASE__  				=					temp.next
												SCREAMING_SNAKE_CASE__  				=					new_node
												SCREAMING_SNAKE_CASE__  				=					temp.previous
												SCREAMING_SNAKE_CASE__  				=					temp
												SCREAMING_SNAKE_CASE__  				=					new_node



				def 	lowerCAmelCase__		(    self  ):
								return self.delete_at_nth(0  )



				def 	lowerCAmelCase__		(    self  ):
								return self.delete_at_nth(len(self  ) - 1  )



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					len(self  )

								if not 0 <= index <= length - 1:
												raise IndexError("list index out of range"  )
								SCREAMING_SNAKE_CASE__  				=					self.head  # default first node
								if length == 1:
												SCREAMING_SNAKE_CASE__  				=					SCREAMING_SNAKE_CASE__  				=					None
								elif index == 0:
												SCREAMING_SNAKE_CASE__  				=					self.head.next
												SCREAMING_SNAKE_CASE__  				=					None
								elif index == length - 1:
												SCREAMING_SNAKE_CASE__  				=					self.tail
												SCREAMING_SNAKE_CASE__  				=					self.tail.previous
												SCREAMING_SNAKE_CASE__  				=					None
								else:
												SCREAMING_SNAKE_CASE__  				=					self.head
												for _ in range(0							,		UpperCAmelCase__  ):
																SCREAMING_SNAKE_CASE__  				=					temp.next
												SCREAMING_SNAKE_CASE__  				=					temp
												SCREAMING_SNAKE_CASE__  				=					temp.previous
												SCREAMING_SNAKE_CASE__  				=					temp.next
								return delete_node.data



				def 	lowerCAmelCase__		(    self							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					self.head

								while current.data != data:  # Find the position to delete
												if current.next:
																SCREAMING_SNAKE_CASE__  				=					current.next
												else:  # We have reached the end an no value matches
																raise ValueError("No data matching given value"  )

								if current == self.head:
												self.delete_head()

								elif current == self.tail:
												self.delete_tail()

								else:  # Before: 1 <--> 2(current) <--> 3
												SCREAMING_SNAKE_CASE__  				=					current.next  # 1 --> 3
												SCREAMING_SNAKE_CASE__  				=					current.previous  # 1 <--> 3
								return data






				def 	lowerCAmelCase__		(    self  ):
								return len(self  ) == 0


def __lowercase  (   ):
				SCREAMING_SNAKE_CASE__  				=					DoublyLinkedList()
				assert linked_list.is_empty() is True
				assert str(lowerCamelCase_	) == ""

				try:
								linked_list.delete_head()
								raise AssertionError  # This should not happen.
				except IndexError:
								assert True  # This should happen.

				try:
								linked_list.delete_tail()
								raise AssertionError  # This should not happen.
				except IndexError:
								assert True  # This should happen.

				for i in range(10	):
								assert len(lowerCamelCase_	) == i
								linked_list.insert_at_nth(lowerCamelCase_    ,       i + 1	)
				assert str(lowerCamelCase_	) == "->".join(str(lowerCamelCase_	) for i in range(1    ,       11	)	)

				linked_list.insert_at_head(0	)
				linked_list.insert_at_tail(11	)
				assert str(lowerCamelCase_	) == "->".join(str(lowerCamelCase_	) for i in range(0    ,       12	)	)

				assert linked_list.delete_head() == 0
				assert linked_list.delete_at_nth(9	) == 10
				assert linked_list.delete_tail() == 11
				assert len(lowerCamelCase_	) == 9
				assert str(lowerCamelCase_	) == "->".join(str(lowerCamelCase_	) for i in range(1    ,       10	)	)


if __name__ == "__main__":
	from doctest import testmod

	testmod()




"""simple docstring"""






from __future__ import annotations

import sys


class       lowerCamelCase_		:





				"""simple docstring"""







				def __init__(    self							,		UpperCAmelCase__							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					letter
								SCREAMING_SNAKE_CASE__  				=					freq
								SCREAMING_SNAKE_CASE__  				=					{}






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


class       lowerCamelCase_		:





				"""simple docstring"""







				def __init__(    self							,		UpperCAmelCase__							,		UpperCAmelCase__							,		UpperCAmelCase__  ):
								SCREAMING_SNAKE_CASE__  				=					freq
								SCREAMING_SNAKE_CASE__  				=					left
								SCREAMING_SNAKE_CASE__  				=					right


def __lowercase  (   lowerCamelCase_	:   str	):
				SCREAMING_SNAKE_CASE__  				=					{}
				with open(lowerCamelCase_	) as f:
								while True:
												SCREAMING_SNAKE_CASE__  				=					f.read(1	)
												if not c:
																break
												SCREAMING_SNAKE_CASE__  				=					chars[c] + 1 if c in chars else 1
				return sorted((Letter(lowerCamelCase_    ,       lowerCamelCase_	) for c, f in chars.items())    ,       key=lambda lowerCamelCase_	: x.freq	)


def __lowercase  (   lowerCamelCase_	:   list[Letter]	):
				SCREAMING_SNAKE_CASE__  				=					letters  # type: ignore
				while len(lowerCamelCase_	) > 1:
								SCREAMING_SNAKE_CASE__  				=					response.pop(0	)
								SCREAMING_SNAKE_CASE__  				=					response.pop(0	)
								SCREAMING_SNAKE_CASE__  				=					left.freq + right.freq
								SCREAMING_SNAKE_CASE__  				=					TreeNode(lowerCamelCase_    ,       lowerCamelCase_    ,       lowerCamelCase_	)
								response.append(lowerCamelCase_	)
								response.sort(key=lambda lowerCamelCase_	: x.freq	)
				return response[0]


def __lowercase  (   lowerCamelCase_	:   Letter | TreeNode    ,       lowerCamelCase_	:   str	):
				if isinstance(lowerCamelCase_    ,       lowerCamelCase_	):
								SCREAMING_SNAKE_CASE__  				=					bitstring
								return [root]
				SCREAMING_SNAKE_CASE__  				=					root  # type: ignore
				SCREAMING_SNAKE_CASE__  				=					[]
				letters += traverse_tree(treenode.left    ,       bitstring + "0"	)
				letters += traverse_tree(treenode.right    ,       bitstring + "1"	)
				return letters


def __lowercase  (   lowerCamelCase_	:   str	):
				SCREAMING_SNAKE_CASE__  				=					parse_file(lowerCamelCase_	)
				SCREAMING_SNAKE_CASE__  				=					build_tree(lowerCamelCase_	)
				SCREAMING_SNAKE_CASE__  				=					{
				    k: v for letter in traverse_tree(lowerCamelCase_    ,       ""	) for k, v in letter.bitstring.items()
				}
				print(F'''Huffman Coding  of {file_path}: '''	)
				with open(lowerCamelCase_	) as f:
								while True:
												SCREAMING_SNAKE_CASE__  				=					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])
