






"""simple docstring"""


import heapq




def      snake_case    (A_ :List[Any]      ,     A_ :str      ,     A_ :Optional[Any] ):







  '''simple docstring'''

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


_UpperCamelCase							:       int       					=		{
    "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]],
}
_UpperCamelCase							:       str       					=		{
    "B": [["C", 1]],
    "C": [["D", 1]],
    "D": [["F", 1]],
    "E": [["B", 1], ["F", 3]],
    "F": [],
}
_UpperCamelCase							:       int       					=		{
    "B": [["C", 1]],
    "C": [["D", 1]],
    "D": [["F", 1]],
    "E": [["B", 1], ["G", 2]],
    "F": [],
    "G": [["F", 1]],
}

_UpperCamelCase							:       Any       					=		dijkstra(G, 'E', 'C')
print(short_distance)  # E -- 3 --> F -- 3 --> C == 6

_UpperCamelCase							:       Dict       					=		dijkstra(Ga, 'E', 'F')
print(short_distance)  # E -- 3 --> F == 3

_UpperCamelCase							:       Tuple       					=		dijkstra(Ga, 'E', 'F')
print(short_distance)  # E -- 2 --> G -- 1 --> F == 3

if __name__ == "__main__":
   import doctest

   doctest.testmod()






from typing import Dict, List, Optional, Union

import numpy as np

from ...image_processing_utils import BaseImageProcessor, BatchFeature, get_size_dict
from ...image_transforms import center_crop, normalize, rescale, resize, to_channel_dimension_format
from ...image_utils import (
    IMAGENET_STANDARD_MEAN,
    IMAGENET_STANDARD_STD,
    ChannelDimension,
    ImageInput,
    PILImageResampling,
    make_list_of_images,
    to_numpy_array,
    valid_images,
)
from ...utils import TensorType, is_vision_available, logging


if is_vision_available():
 import PIL


lowerCamelCase_				:							List[str]       =    logging.get_logger(__name__)







class  _lowerCamelCase			(lowerCamelCase					):
     lowercase__				  =			["""pixel_values"""]

     def __init__(  self							,       SCREAMING_SNAKE_CASE_ = True							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = PIL.Image.NEAREST							,       SCREAMING_SNAKE_CASE_ = False							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = 1 / 255							,       SCREAMING_SNAKE_CASE_ = False							,       SCREAMING_SNAKE_CASE_ = True							,       SCREAMING_SNAKE_CASE_ = True							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = True							,       **SCREAMING_SNAKE_CASE_							,       ):
            super().__init__(**SCREAMING_SNAKE_CASE_    )
            __snake_case						       =   size if size is not None else {'height': 346, 'width': 346}
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_    )
            __snake_case						       =   crop_size if crop_size is not None else {'height': 289, 'width': 289}
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_							,       param_name='crop_size'    )

            __snake_case						       =   do_resize
            __snake_case						       =   size
            __snake_case						       =   resample
            __snake_case						       =   do_center_crop
            __snake_case						       =   crop_size
            __snake_case						       =   do_rescale
            __snake_case						       =   rescale_factor
            __snake_case						       =   rescale_offset
            __snake_case						       =   do_normalize
            __snake_case						       =   image_mean if image_mean is not None else IMAGENET_STANDARD_MEAN
            __snake_case						       =   image_std if image_std is not None else IMAGENET_STANDARD_STD
            __snake_case						       =   include_top

     def 						__lowerCamelCase				(  self							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_ = PIL.Image.NEAREST							,       SCREAMING_SNAKE_CASE_ = None							,       **SCREAMING_SNAKE_CASE_							,       ):
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_    )
            if "height" not in size or "width" not in size:
                   raise ValueError(f'''The size dictionary must have keys \'height\' and \'width\'. Got {size.keys()}'''    )
            return resize(
                SCREAMING_SNAKE_CASE_							,       size=(size['height'], size['width'])							,       resample=SCREAMING_SNAKE_CASE_							,       data_format=SCREAMING_SNAKE_CASE_							,       **SCREAMING_SNAKE_CASE_    )

     def 						__lowerCamelCase				(  self							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_ = None							,       **SCREAMING_SNAKE_CASE_							,       ):
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_    )
            if "height" not in size or "width" not in size:
                   raise ValueError(f'''The size dictionary must have keys \'height\' and \'width\'. Got {size.keys()}'''    )
            return center_crop(SCREAMING_SNAKE_CASE_							,       size=(size['height'], size['width'])							,       data_format=SCREAMING_SNAKE_CASE_							,       **SCREAMING_SNAKE_CASE_    )

     def 						__lowerCamelCase				(  self							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_ = True							,       SCREAMING_SNAKE_CASE_ = None							,       **SCREAMING_SNAKE_CASE_							,       ):
            if offset:
                   __snake_case						       =   (image - 1_2_7.5) * scale
                   if data_format is not None:
                          __snake_case						       =   to_channel_dimension_format(SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_    )
                   __snake_case						       =   rescaled_image.astype(np.floataa    )
            else:
                   __snake_case						       =   rescale(SCREAMING_SNAKE_CASE_							,       scale=SCREAMING_SNAKE_CASE_							,       data_format=SCREAMING_SNAKE_CASE_							,       **SCREAMING_SNAKE_CASE_    )
            return rescaled_image

     def 						__lowerCamelCase				(  self							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_ = None							,       **SCREAMING_SNAKE_CASE_							,       ):
            return normalize(SCREAMING_SNAKE_CASE_							,       mean=SCREAMING_SNAKE_CASE_							,       std=SCREAMING_SNAKE_CASE_							,       data_format=SCREAMING_SNAKE_CASE_							,       **SCREAMING_SNAKE_CASE_    )

     def 						__lowerCamelCase				(  self							,       SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_=None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = None							,       SCREAMING_SNAKE_CASE_ = ChannelDimension.FIRST							,       **SCREAMING_SNAKE_CASE_							,       ):
            __snake_case						       =   do_resize if do_resize is not None else self.do_resize
            __snake_case						       =   resample if resample is not None else self.resample
            __snake_case						       =   do_center_crop if do_center_crop is not None else self.do_center_crop
            __snake_case						       =   do_rescale if do_rescale is not None else self.do_rescale
            __snake_case						       =   rescale_factor if rescale_factor is not None else self.rescale_factor
            __snake_case						       =   rescale_offset if rescale_offset is not None else self.rescale_offset
            __snake_case						       =   do_normalize if do_normalize is not None else self.do_normalize
            __snake_case						       =   image_mean if image_mean is not None else self.image_mean
            __snake_case						       =   image_std if image_std is not None else self.image_std
            __snake_case						       =   include_top if include_top is not None else self.include_top

            __snake_case						       =   size if size is not None else self.size
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_    )
            __snake_case						       =   crop_size if crop_size is not None else self.crop_size
            __snake_case						       =   get_size_dict(SCREAMING_SNAKE_CASE_							,       param_name='crop_size'    )

            __snake_case						       =   make_list_of_images(SCREAMING_SNAKE_CASE_    )

            if not valid_images(SCREAMING_SNAKE_CASE_    ):
                   raise ValueError(
                       'Invalid image type. Must be of type PIL.Image.Image, numpy.ndarray, '
                       'torch.Tensor, tf.Tensor or jax.ndarray.'    )

            if do_resize and size is None or resample is None:
                   raise ValueError('Size and resample must be specified if do_resize is True.'    )

            if do_center_crop and crop_size is None:
                   raise ValueError('Crop size must be specified if do_center_crop is True.'    )

            if do_rescale and rescale_factor is None:
                   raise ValueError('Rescale factor must be specified if do_rescale is True.'    )

            if do_normalize and (image_mean is None or image_std is None):
                   raise ValueError('Image mean and std must be specified if do_normalize is True.'    )

            # All transformations expect numpy arrays.
            __snake_case						       =   [to_numpy_array(SCREAMING_SNAKE_CASE_    ) for image in images]

            if do_resize:
                   __snake_case						       =   [self.resize(image=SCREAMING_SNAKE_CASE_							,       size=SCREAMING_SNAKE_CASE_							,       resample=SCREAMING_SNAKE_CASE_    ) for image in images]

            if do_center_crop:
                   __snake_case						       =   [self.center_crop(image=SCREAMING_SNAKE_CASE_							,       size=SCREAMING_SNAKE_CASE_    ) for image in images]

            if do_rescale:
                   __snake_case						       =   [self.rescale(image=SCREAMING_SNAKE_CASE_							,       scale=SCREAMING_SNAKE_CASE_							,       offset=SCREAMING_SNAKE_CASE_    ) for image in images]

            if do_normalize:
                   __snake_case						       =   [self.normalize(image=SCREAMING_SNAKE_CASE_							,       mean=SCREAMING_SNAKE_CASE_							,       std=SCREAMING_SNAKE_CASE_    ) for image in images]

            if include_top:
                   __snake_case						       =   [self.normalize(image=SCREAMING_SNAKE_CASE_							,       mean=[0, 0, 0]							,       std=SCREAMING_SNAKE_CASE_    ) for image in images]

            __snake_case						       =   [to_channel_dimension_format(SCREAMING_SNAKE_CASE_							,       SCREAMING_SNAKE_CASE_    ) for image in images]

            __snake_case						       =   {'pixel_values': images}
            return BatchFeature(data=SCREAMING_SNAKE_CASE_							,       tensor_type=SCREAMING_SNAKE_CASE_    )
