import heapq as hq
import math
from collections.abc import Iterator


class      lowerCamelCase_					:






    '''simple docstring'''






    def __init__(     self			,			__lowercase)	->     Optional[Any]:
        __UpperCamelCase					:List[str]        =		str(id_)
        __UpperCamelCase					:Union[str, Any]        =		None
        __UpperCamelCase					:int        =		None
        __UpperCamelCase					:Dict        =		[]
        __UpperCamelCase					:Optional[int]        =		{}  # {vertex:distance}







    def __lt__(     self			,			__lowercase)	->     Dict:
        return self.key < other.key







    def __repr__(     self)	->     Dict:
        return self.id







    def       UpperCamelCase__       (     self			,			__lowercase)	->     Tuple:
        self.neighbors.append(__lowercase)







    def       UpperCamelCase__       (     self			,			__lowercase			,			__lowercase)	->     Tuple:
        __UpperCamelCase					:List[Any]        =		weight



def lowerCamelCase  (       SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE     ):
    '''simple docstring'''







    graph[a - 1].add_neighbor(graph[b - 1]     )
    graph[b - 1].add_neighbor(graph[a - 1]     )
    # add the edges:
    graph[a - 1].add_edge(graph[b - 1]  ,      SCREAMING_SNAKE_CASE     )
    graph[b - 1].add_edge(graph[a - 1]  ,      SCREAMING_SNAKE_CASE     )



def lowerCamelCase  (       SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE     ):
    '''simple docstring'''







    __UpperCamelCase					:int        =		[]
    for u in graph:
        __UpperCamelCase					:Optional[Any]        =		math.inf
        __UpperCamelCase					:Any        =		None
    __UpperCamelCase					:Any        =		0
    __UpperCamelCase					:List[Any]        =		graph[:]
    while q:
        __UpperCamelCase					:Union[str, Any]        =		min(SCREAMING_SNAKE_CASE     )
        q.remove(SCREAMING_SNAKE_CASE     )
        for v in u.neighbors:
            if (v in q) and (u.edges[v.id] < v.key):
                __UpperCamelCase					:int        =		u
                __UpperCamelCase					:str        =		u.edges[v.id]
    for i in range(1  ,      len(SCREAMING_SNAKE_CASE     )     ):
        a.append((int(graph[i].id     ) + 1, int(graph[i].pi.id     ) + 1)     )
    return a



def lowerCamelCase  (       SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE     ):
    '''simple docstring'''







    for u in graph:
        __UpperCamelCase					:List[str]        =		math.inf
        __UpperCamelCase					:List[str]        =		None
    __UpperCamelCase					:Dict        =		0

    __UpperCamelCase					:Optional[Any]        =		list(SCREAMING_SNAKE_CASE     )
    hq.heapify(SCREAMING_SNAKE_CASE     )

    while h:
        __UpperCamelCase					:Dict        =		hq.heappop(SCREAMING_SNAKE_CASE     )
        for v in u.neighbors:
            if (v in h) and (u.edges[v.id] < v.key):
                __UpperCamelCase					:List[Any]        =		u
                __UpperCamelCase					:Optional[int]        =		u.edges[v.id]
                hq.heapify(SCREAMING_SNAKE_CASE     )

    for i in range(1  ,      len(SCREAMING_SNAKE_CASE     )     ):
        yield (int(graph[i].id     ) + 1, int(graph[i].pi.id     ) + 1)



def lowerCamelCase  (       ):
    '''simple docstring'''









if __name__ == "__main__":
    import doctest

    doctest.testmod()






import os

import pytest

from transformers.dynamic_module_utils import get_imports


__lowercase										= '''
import os
'''

__lowercase										= '''
def foo():
    import os
    return False
'''

__lowercase										= '''
def foo():
    def bar():
        if True:
            import os
        return False
    return bar()
'''

__lowercase										= '''
import os

try:
    import bar
except ImportError:
    raise ValueError()
'''

__lowercase										= '''
import os

def foo():
    try:
        import bar
    except ImportError:
        raise ValueError()
'''

__lowercase										= '''
import os

try:
    import bar
except (ImportError, AttributeError):
    raise ValueError()
'''

__lowercase										= '''
import os

try:
    import bar
except ImportError as e:
    raise ValueError()
'''

__lowercase										= '''
import os

try:
    import bar
except:
    raise ValueError()
'''

__lowercase										= '''
import os

try:
    import bar
    import baz
except ImportError:
    raise ValueError()
'''

__lowercase										= '''
import os

try:
    import bar
    import baz
except ImportError:
    x = 1
    raise ValueError()
'''

__lowercase										= [
    TOP_LEVEL_IMPORT,
    IMPORT_IN_FUNCTION,
    DEEPLY_NESTED_IMPORT,
    TOP_LEVEL_TRY_IMPORT,
    GENERIC_EXCEPT_IMPORT,
    MULTILINE_TRY_IMPORT,
    MULTILINE_BOTH_IMPORT,
    MULTIPLE_EXCEPTS_IMPORT,
    EXCEPT_AS_IMPORT,
    TRY_IMPORT_IN_FUNCTION,
]



@pytest.mark.parametrize('''case'''  ,      SCREAMING_SNAKE_CASE     )
def lowerCamelCase  (       SCREAMING_SNAKE_CASE  ,      SCREAMING_SNAKE_CASE     ):
    '''simple docstring'''







    __UpperCamelCase					:List[Any]        =		os.path.join(SCREAMING_SNAKE_CASE  ,      '''test_file.py'''     )
    with open(SCREAMING_SNAKE_CASE  ,      '''w'''     ) as _tmp_file:
        _tmp_file.write(SCREAMING_SNAKE_CASE     )

    __UpperCamelCase					:Dict        =		get_imports(SCREAMING_SNAKE_CASE     )
    assert parsed_imports == ["os"]





