






"""simple docstring"""



from math import exp


def      SCREAMING_SNAKE_CASE__    (   snake_case    :      List[str]							)->						List[Any]:






     '''simple docstring'''



     return 8 * x - 2 * exp(-x							)


def      SCREAMING_SNAKE_CASE__    (   snake_case    :      Union[str, Any]       , snake_case    :      Optional[int]       , snake_case    :      Tuple							)->						Optional[int]:






     '''simple docstring'''



     UpperCAmelCase__		:  Optional[Any]				=				lower_bound
     UpperCAmelCase__		:  Union[str, Any]				=				upper_bound
     for _ in range(0       , lowerCAmelCase_							):
          UpperCAmelCase__		:  List[str]				=				xa, xa - (f(lowerCAmelCase_							) * (xa - xa)) / (f(lowerCAmelCase_							) - f(lowerCAmelCase_							))
     return xa


if __name__ == "__main__":
 print(F"""Example: {secant_method(1, 3, 2)}""")




'''simple docstring'''

import io
import json
import subprocess


lowerCAmelCase_			:			Tuple			   =     [
    ['''en''', '''ru'''],
    ['''ru''', '''en'''],
    ['''en''', '''de'''],
    ['''de''', '''en'''],
]

lowerCAmelCase_			:			str			   =     8







def __A  (    lowerCAmelCase_ ,       lowerCAmelCase_       ):
     _UpperCAmelCase					:  Union[str, Any]         =    {}
     for src, tgt in pairs:
          _UpperCAmelCase					:  Union[str, Any]         =    f"{src}-{tgt}"
          _UpperCAmelCase					:  List[Any]         =    f"sacrebleu -t wmt19 -l {pair} --echo src".split()
          _UpperCAmelCase					:  List[str]         =    subprocess.run(lowerCAmelCase_ ,       stdout=subprocess.PIPE       ).stdout.decode("""utf-8"""       ).splitlines()
          _UpperCAmelCase					:  str         =    f"sacrebleu -t wmt19 -l {pair} --echo ref".split()
          _UpperCAmelCase					:  List[Any]         =    subprocess.run(lowerCAmelCase_ ,       stdout=subprocess.PIPE       ).stdout.decode("""utf-8"""       ).splitlines()
          _UpperCAmelCase					:  int         =    {"""src""": src_lines[:n_objs], """tgt""": tgt_lines[:n_objs]}
     return text


lowerCAmelCase_			:			Optional[int]			   =     get_all_data(pairs, n_objs)
lowerCAmelCase_			:			str			   =     '''./fsmt_val_data.json'''
with io.open(filename, '''w''', encoding='''utf-8''') as f:
   lowerCAmelCase_			:			Tuple			   =     json.dump(text, f, indent=2, ensure_ascii=False)


