


A      :    List[str]		=					{
    "km/h": 1.0,
    "m/s": 3.6,
    "mph": 1.6_0_9_3_4_4,
    "knot": 1.8_5_2,
}

A      :    Optional[int]		=					{
    "km/h": 1.0,
    "m/s": 0.2_7_7_7_7_7_7_7_8,
    "mph": 0.6_2_1_3_7_1_1_9_2,
    "knot": 0.5_3_9_9_5_6_8_0_3,
}

def       lowercase_		(		_A			:    float    ,					_A			:    str    ,					_A			:    str						):

      """simple docstring"""




      if unit_to not in speed_chart or unit_from not in speed_chart_inverse:
            lowerCamelCase__		:				List[Any]    =  (
                F"Incorrect 'from_type' or 'to_type' value: {unit_from!r}, {unit_to!r}\n"
                F"Valid values are: {', '.join(__lowerCAmelCase						)}"
            )
            raise ValueError(__lowerCAmelCase						)
      return round(speed * speed_chart[unit_from] * speed_chart_inverse[unit_to]    ,					3						)


if __name__ == "__main__":
    import doctest

    doctest.testmod()




from __future__ import annotations

import csv

import requests
from bsa import BeautifulSoup






def    lowerCamelCase__				(				__lowerCAmelCase  :  str = ""				):




			"""simple docstring"""


			lowerCAmelCase_						=	url or "https://www.imdb.com/chart/top/?ref_=nv_mv_250"
			lowerCAmelCase_						=	BeautifulSoup(requests.get(__lowerCAmelCase				).text    ,							"html.parser"				)
			lowerCAmelCase_						=	soup.find_all("td"    ,							attrs="titleColumn"				)
			lowerCAmelCase_						=	soup.find_all("td"    ,							class_="ratingColumn imdbRating"				)
			return {
			    title.a.text: float(rating.strong.text				)
			    for title, rating in zip(__lowerCAmelCase    ,							__lowerCAmelCase				)
			}






def    lowerCamelCase__				(				__lowerCAmelCase  :  str = "IMDb_Top_250_Movies.csv"				):




			"""simple docstring"""


			lowerCAmelCase_						=	get_imdb_top_aaa_movies()
			with open(__lowerCAmelCase    ,							"w"    ,							newline=""				) as out_file:
						lowerCAmelCase_						=	csv.writer(__lowerCAmelCase				)
						writer.writerow(["Movie title", "IMDb rating"]				)
						for title, rating in movies.items():
									writer.writerow([title, rating]				)


if __name__ == "__main__":
			write_movies()



