refactoring

[dapper91]

• added MaybeSet generic type to eliminate boilerplate typing.

[codecov-commenter]

Codecov Report

Merging #87 (a78dcc2) into dev (c72bb0d) will increase coverage by 0.02%.
The diff coverage is 98.79%.

@@            Coverage Diff             @@
##              dev      #87      +/-   ##
==========================================
+ Coverage   79.52%   79.55%   +0.02%     
==========================================
  Files          41       41              
  Lines        2716     2719       +3     
==========================================
+ Hits         2160     2163       +3     
  Misses        556      556              

Flag	Coverage Δ
unittests	79.55% <98.79%> (+0.02%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pjrpc/client/backend/kombu.py	0.00% <0.00%> (ø)
pjrpc/client/client.py	97.55% <100.00%> (ø)
pjrpc/client/integrations/pytest.py	91.85% <100.00%> (ø)
pjrpc/common/__init__.py	91.66% <100.00%> (ø)
pjrpc/common/common.py	89.28% <100.00%> (+0.82%)	⬆️
pjrpc/common/exceptions.py	98.64% <100.00%> (ø)
pjrpc/common/v20.py	91.22% <100.00%> (ø)
pjrpc/server/dispatcher.py	87.73% <100.00%> (+0.04%)	⬆️
pjrpc/server/specs/extractors/__init__.py	95.77% <100.00%> (ø)
pjrpc/server/specs/extractors/docstring.py	100.00% <100.00%> (ø)
... and 3 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c72bb0d...a78dcc2. Read the comment docs.