





'''simple docstring'''

import heapq





def lowerCamelCase		(  __lowerCamelCase				:					Union[str, Any]      , __lowerCamelCase				:					Dict      , __lowerCamelCase				:					Optional[Any]					)		->Optional[int]:
				_SCREAMING_SNAKE_CASE             =    [(0, start)]  # cost from start node,end node
				_SCREAMING_SNAKE_CASE             =    set()
				while heap:
								(_SCREAMING_SNAKE_CASE)             =    heapq.heappop(__lowerCamelCase					)
								if u in visited:
												continue
								visited.add(__lowerCamelCase					)
								if u == end:
												return cost
								for v, c in graph[u]:
												if v in visited:
																continue
												_SCREAMING_SNAKE_CASE             =    cost + c
												heapq.heappush(__lowerCamelCase      , (next_item, v)					)
				return -1


lowercase_			       =				{
    """A""": [["""B""", 2], ["""C""", 5]],
    """B""": [["""A""", 2], ["""D""", 3], ["""E""", 1], ["""F""", 1]],
    """C""": [["""A""", 5], ["""F""", 3]],
    """D""": [["""B""", 3]],
    """E""": [["""B""", 4], ["""F""", 3]],
    """F""": [["""C""", 3], ["""E""", 3]],
}
lowercase_			       =				{
    """B""": [["""C""", 1]],
    """C""": [["""D""", 1]],
    """D""": [["""F""", 1]],
    """E""": [["""B""", 1], ["""F""", 3]],
    """F""": [],
}
lowercase_			       =				{
    """B""": [["""C""", 1]],
    """C""": [["""D""", 1]],
    """D""": [["""F""", 1]],
    """E""": [["""B""", 1], ["""G""", 2]],
    """F""": [],
    """G""": [["""F""", 1]],
}

lowercase_			       =				dijkstra(G, """E""", """C""")
print(short_distance)  # E -- 3 --> F -- 3 --> C == 6

lowercase_			       =				dijkstra(Ga, """E""", """F""")
print(short_distance)  # E -- 3 --> F == 3

lowercase_			       =				dijkstra(Ga, """E""", """F""")
print(short_distance)  # E -- 2 --> G -- 1 --> F == 3

if __name__ == "__main__":
						import doctest

						doctest.testmod()










'''simple docstring'''

def lowerCamelCase		(  __lowerCamelCase				:					str					)		->str:
    _SCREAMING_SNAKE_CASE             =    word.upper()
    _SCREAMING_SNAKE_CASE             =    0
    _SCREAMING_SNAKE_CASE             =    {}
    _SCREAMING_SNAKE_CASE             =    []

    for letter in word:
        if letter not in letter_nums:
            _SCREAMING_SNAKE_CASE             =    str(__lowerCamelCase					)
            next_num += 1
        word_pattern.append(letter_nums[letter]					)
    return ".".join(__lowerCamelCase					)


if __name__ == "__main__":
      import pprint
      import time

      lowercase_			       =				time.time()
      with open("""dictionary.txt""") as in_file:
            lowercase_			       =				in_file.read().splitlines()

      lowercase_			       =				{}
      for word in word_list:
            lowercase_			       =				get_word_pattern(word)
            if pattern in all_patterns:
                  all_patterns[pattern].append(word)
            else:
                  lowercase_			       =				[word]

      with open("""word_patterns.txt""", """w""") as out_file:
            out_file.write(pprint.pformat(all_patterns))

      lowercase_			       =				round(time.time() - start_time, 2)
      print(f"""Done!  {len(all_patterns):,} word patterns found in {total_time} seconds.""")
      # Done!  9,581 word patterns found in 0.58 seconds.



