Windows resource paths trigger escape sequences

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  File "<stdin>", line 1
SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape```

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config = r.configuration.from_json('C:\Users\lkumar\Documents\Visual Studio Code\Python\config.json')
  File "<stdin>", line 1
SyntaxError: (unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape

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use raw string for now

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but use pathlib for the real fix