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  1. #!/bin/python
  2. from functools import reduce
  3. import sys
  4.  
  5. def adder(the_dict):
  6. 	return reduce((lambda x, y:
  7. 	the_dict[x] + the_dict[y]
  8. 	#sys.stdout.write(
  9. 	#'***\n\n'+
  10. 	#'x is not None\n'+repr(x is not None)+'\n'+
  11. 	#'y is not None\n'+repr(y is not None)+'\n'+
  12. 	#' x: ' + repr(x) + ' y: ' + repr(y)+'\n***\n\n')
  13. 	if x is not None and y is not None else
  14. 	the_dict[x]
  15. 	#sys.stdout.write(
  16. 	#'***\n\n'+
  17. 	#'x is not None\n'+repr(x is not None)+'\n'+
  18. 	#'y is not None\n'+repr(y is not None)+'\n'+
  19. 	#' x: ' + repr(x) + ' y: ' + repr(y)+'\n***\n\n')
  20. 	if x is not None else
  21. 	the_dict[y]
  22. 	#sys.stdout.write(
  23. 	#'***\n\n'+
  24. 	#'x is not None\n'+repr(x is not None)+'\n'+
  25. 	#'y is not None\n'+repr(y is not None)+'\n'+
  26. 	#' x: ' + repr(x) + ' y: ' + repr(y)+'\n***\n\n')
  27. 	if y is not None else None)
  28. 	,the_dict)
  29.  
  30. d={'a':'fuck ','b':'this ','c':'pluses '}
  31. print('d is\n',d)
  32. print(adder(d))
  33.  
Runtime error #stdin #stdout #stderr 0.01s 9016KB
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stdin
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Standard input is empty
stdout
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('d is\n', {'a': 'fuck ', 'c': 'pluses ', 'b': 'this '})
stderr
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Traceback (most recent call last):
  File "prog.py", line 32, in <module>
  File "prog.py", line 28, in adder
  File "prog.py", line 13, in <lambda>
KeyError: 'fuck pluses '
https://ideone.com/BaOm4W
language:
Python (cpython 2.7.16)
created:
8 years ago
visibility:
public

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