code: 
  
  
  from collections import defaultdict
  
  
  
  
  
  
  
  def 							UpperCAmelCase				(     UpperCAmelCase      )->		dict:
  
  
  
  
  
  
  
  					'''simple docstring'''
  
  
  
  					SCREAMING_SNAKE_CASE_	      =       defaultdict(UpperCAmelCase      )
  					# Creating a dictionary containing count of each word
  					for word in sentence.split():
  										occurrence[word] += 1
  					return occurrence
  
  
  if __name__ == "__main__":
  		for word, count in word_occurrence("INPUT STRING").items():
  				print(F'{word}: {count}')
  
  
  
style_context: 
  
  
  def 							UpperCAmelCase				(     UpperCAmelCase      )->		bool:
  
  
  
  
  
  
  
  					'''simple docstring'''
  
  
  
  					if not isinstance(UpperCAmelCase				,UpperCAmelCase      ):
  										SCREAMING_SNAKE_CASE_	      =       f'''Input value of [number={number}] must be an integer'''
  										raise TypeError(UpperCAmelCase      )
  					if number < 0 or number % 2 == 1:
  										return False
  					SCREAMING_SNAKE_CASE_	      =       int(number**0.5      )
  					return number == number_sqrt * (number_sqrt + 1)
  
  
  if __name__ == "__main__":
  		import doctest
  
  		doctest.testmod()
  
  
  