Drop Python 3.6

[kotarot]

No description provided.

[codecov]

Codecov Report

Merging #29 (938ffa3) into main (6f11e2f) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #29   +/-   ##
=======================================
  Coverage   92.13%   92.13%           
=======================================
  Files           8        8           
  Lines         267      267           
=======================================
  Hits          246      246           
  Misses         21       21           

Flag	Coverage Δ
unittests	92.13% <ø> (ø)

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