Generate correct python code if path is camel case

[yyamano]

Fixed #282

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (30346b4) 92.16% compared to head (49e86d5) 92.16%.
Report is 19 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #380   +/-   ##
=======================================
  Coverage   92.16%   92.16%           
=======================================
  Files           6        6           
  Lines         383      383           
=======================================
  Hits          353      353           
  Misses         30       30           

Flag	Coverage Δ
unittests	92.16% <ø> (ø)

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