




"""simple docstring"""

from __future__ import annotations

a					=			{
    'A': ['B', 'C', 'E'],
    'B': ['A', 'D', 'E'],
    'C': ['A', 'F', 'G'],
    'D': ['B'],
    'E': ['A', 'B', 'D'],
    'F': ['C'],
    'G': ['C'],
}





class 				lowercase_       :



 '''simple docstring'''

 def __init__( self       :       Any    ,							_UpperCAmelCase       :       dict[str, list[str]]    ,							_UpperCAmelCase       :       str		):
       _A					   =   graph
       # mapping node to its parent in resulting breadth first tree
       _A					   =   {}
       _A					   =   source_vertex

 def 			lowerCAmelCase_							( self       :       str		):
       _A					   =   {self.source_vertex}
       _A					   =   None
       _A					   =   [self.source_vertex]  # first in first out queue

       while queue:
             _A					   =   queue.pop(0		)
             for adjacent_vertex in self.graph[vertex]:
                   if adjacent_vertex not in visited:
                         visited.add(__UpperCamelCase		)
                         _A					   =   vertex
                         queue.append(__UpperCamelCase		)



 def 			lowerCAmelCase_							( self       :       List[Any]    ,							_UpperCAmelCase       :       str		):
       if target_vertex == self.source_vertex:
             return self.source_vertex

       _A					   =   self.parent.get(__UpperCamelCase		)
       if target_vertex_parent is None:
             _A					   =   (
                 F'''No path from vertex: {self.source_vertex} to vertex: {target_vertex}'''
             )
             raise ValueError(__UpperCamelCase		)

       return self.shortest_path(__UpperCamelCase		) + F'''->{target_vertex}'''


if __name__ == "__main__":
       a					=			Graph(graph, '''G''')
       g.breath_first_search()
       print(g.shortest_path('''D'''))
       print(g.shortest_path('''G'''))
       print(g.shortest_path('''Foo'''))








"""simple docstring"""
import math
import sys






def 					A__				(			UpperCamelCase       ):
							A		=  ""
							try:
														with open(UpperCamelCase					,  "rb"       ) as binary_file:
																					A		=  binary_file.read()
														for dat in data:
																					A		=  F"{dat:08b}"
																					result += curr_byte
														return result
							except OSError:
														print("File not accessible"       )
														sys.exit()






def 					A__				(			UpperCamelCase       ):
							A		=  {"0": "0", "1": "1"}
							A,	A		=  "", ""
							A		=  len(UpperCamelCase       )

							for i in range(len(UpperCamelCase       )       ):
														curr_string += data_bits[i]
														if curr_string not in lexicon:
																					continue

														A		=  lexicon[curr_string]
														result += last_match_id
														A		=  last_match_id + "0"

														if math.loga(UpperCamelCase       ).is_integer():
																					A		=  {}
																					for curr_key in list(UpperCamelCase       ):
																												A		=  lexicon.pop(UpperCamelCase       )
																					A		=  new_lex

														A		=  last_match_id + "1"
														index += 1
														A		=  ""
							return result






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  8
							try:
														with open(UpperCamelCase					,  "wb"       ) as opened_file:
																					A		=  [
																					    to_write[i : i + byte_length]
																					    for i in range(0					,  len(UpperCamelCase       )					,  UpperCamelCase       )
																					]

																					if len(result_byte_array[-1]       ) % byte_length == 0:
																												result_byte_array.append("10000000"       )
																					else:
																												result_byte_array[-1] += "1" + "0" * (
																												    byte_length - len(result_byte_array[-1]       ) - 1
																												)

																					for elem in result_byte_array[:-1]:
																												opened_file.write(int(UpperCamelCase					,  2       ).to_bytes(1					,  byteorder="big"       )       )
							except OSError:
														print("File not accessible"       )
														sys.exit()






def 					A__				(			UpperCamelCase       ):
							A		=  0
							for letter in data_bits:
														if letter == "1":
																					break
														counter += 1

							A		=  data_bits[counter:]
							A		=  data_bits[counter + 1 :]
							return data_bits






def 					A__				(			UpperCamelCase					,  UpperCamelCase       ):
							A		=  read_file_binary(UpperCamelCase       )
							A		=  remove_prefix(UpperCamelCase       )
							A		=  decompress_data(UpperCamelCase       )
							write_file_binary(UpperCamelCase					,  UpperCamelCase       )


if __name__ == "__main__":
		compress(sys.argv[1], sys.argv[2])


