fix(python): set initial version to 0.1.0

[busunkim96]

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[codecov]

Codecov Report

Merging #325 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #325   +/-   ##
=======================================
  Coverage   81.75%   81.75%           
=======================================
  Files          25       25           
  Lines        2987     2987           
  Branches      251      251           
=======================================
  Hits         2442     2442           
  Misses        535      535           
  Partials       10       10

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[bcoe]

looks great to me, thanks for the contribution.