code: 
  
  
  
  import numpy as np
  
  
  
  
  
  
  def 			__lowercase     (				a__     )       ->				Tuple:
  							__SCREAMING_SNAKE_CASE								=      np.exp(a__     )
  
  							# Add up the all the exponentials
  							__SCREAMING_SNAKE_CASE								=      np.sum(a__     )
  
  							# Divide every exponent by the sum of all exponents
  							__SCREAMING_SNAKE_CASE								=      exponent_vector / sum_of_exponents
  
  							return softmax_vector
  
  
  if __name__ == "__main__":
  			print(softmax((0,)))
  
  
  
  
  
  
  
style_context: 
  
  
  
  import unittest
  
  from cer import CER
  
  
  lowerCAmelCase__	:  Dict 		=CER()
  
  class      UpperCAmelCase_						(     unittest.TestCase ):
  
  						'''simple docstring'''
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['White House']
  													__SCREAMING_SNAKE_CASE								=      ['white house']
  													# S = 2, D = 0, I = 0, N = 11, CER = 2 / 11
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.1_8_1_8_1_8_1_8_1_8	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['were wolf']
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													# S = 0, D = 0, I = 1, N = 9, CER = 1 / 9
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.1_1_1_1_1_1_1	) < 1e-6	)
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													__SCREAMING_SNAKE_CASE								=      ['weae     wolf']
  													# S = 1, D = 1, I = 0, N = 8, CER = 0.25
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.2_5	) < 1e-6	)
  
  													# consecutive whitespaces case 1
  													__SCREAMING_SNAKE_CASE								=      ['were wolf']
  													__SCREAMING_SNAKE_CASE								=      ['were               wolf']
  													# S = 0, D = 0, I = 0, N = 9, CER = 0
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.0	) < 1e-6	)
  
  													# consecutive whitespaces case 2
  													__SCREAMING_SNAKE_CASE								=      ['were   wolf']
  													__SCREAMING_SNAKE_CASE								=      ['were               wolf']
  													# S = 0, D = 0, I = 0, N = 9, CER = 0
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.0	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													__SCREAMING_SNAKE_CASE								=      ['weaewolf']
  													# S = 1, D = 0, I = 0, N = 8, CER = 0.125
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.1_2_5	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													__SCREAMING_SNAKE_CASE								=      ['wereawolf']
  													# S = 0, D = 1, I = 0, N = 8, CER = 0.125
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.1_2_5	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													__SCREAMING_SNAKE_CASE								=      ['wereolf']
  													# S = 0, D = 0, I = 1, N = 8, CER = 0.125
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.1_2_5	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf']
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertEqual(_A   ,							0.0	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf', 'I am your father']
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertEqual(_A   ,							0.0	)
  
  													__SCREAMING_SNAKE_CASE								=      ['werewolf', 'I am your father', 'doge']
  													__SCREAMING_SNAKE_CASE								=      ['werxwolf', 'I       am your father', 'doge']
  													# S = 1, D = 0, I = 0, N = 28, CER = 1 / 28
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.0_3_5_7_1_4_2_8	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['My hovercraft', 'is full of eels']
  													__SCREAMING_SNAKE_CASE								=      ['My hovercraft is full', ' of eels']
  													# S = 0, D = 0, I = 2, N = 28, CER = 2 / 28
  													# whitespace at the front of " of eels" will be strip during preporcessing
  													# so need to insert 2 whitespaces
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A   ,							concatenate_texts=_A	)
  													self.assertTrue(abs(char_error_rate - 0.0_7_1_4_2_8	) < 1e-6	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['我能吞下玻璃而不伤身体']
  													__SCREAMING_SNAKE_CASE								=      [' 能吞虾玻璃而 不霜身体啦']
  													# S = 3, D = 2, I = 0, N = 11, CER = 5 / 11
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.4_5_4_5_4_5_4_5_4_5	) < 1e-6	)
  
  													__SCREAMING_SNAKE_CASE								=      ['我能吞下玻璃', '而不伤身体']
  													__SCREAMING_SNAKE_CASE								=      ['我    能 吞 下 玻 璃', '而不伤身体']
  													# S = 0, D = 5, I = 0, N = 11, CER = 5 / 11
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertTrue(abs(char_error_rate - 0.4_5_4_5_4_5_4_5_4_5_4_5	) < 1e-6	)
  
  													__SCREAMING_SNAKE_CASE								=      ['我能吞下玻璃而不伤身体']
  													__SCREAMING_SNAKE_CASE								=      cer.compute(predictions=_A   ,							references=_A	)
  													self.assertFalse(_A   ,							0.0	)
  
  
  
  
  
  
  						def  _A			(					self	):
  
  
  
  
  
  
  
  													'''simple docstring'''
  
  													__SCREAMING_SNAKE_CASE								=      ['']
  													__SCREAMING_SNAKE_CASE								=      ['Hypothesis']
  													with self.assertRaises(_A	):
  																				cer.compute(predictions=_A   ,							references=_A	)
  
  
  if __name__ == "__main__":
  			unittest.main()
  
  
  
  
  
  
  