Revert "Use varname to resolve variable names"

[kotarot]

Reverts #54

[codecov]

Codecov Report

Merging #57 (394e08e) into main (7a2e096) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main       #57   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           30        30           
  Lines         1427      1423    -4     
=========================================
- Hits          1427      1423    -4     

Flag	Coverage Δ
unittests	100.00% <100.00%> (ø)

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

Impacted Files	Coverage Δ
sawatabi/algorithm/abstract_algorithm.py	100.00% <100.00%> (ø)
sawatabi/base_mixin.py	100.00% <100.00%> (ø)
sawatabi/model/constraint/abstract_constraint.py	100.00% <100.00%> (ø)
sawatabi/model/constraint/n_hot_constraint.py	100.00% <100.00%> (ø)
sawatabi/model/logical_model.py	100.00% <100.00%> (ø)
sawatabi/solver/dwave_solver.py	100.00% <100.00%> (ø)
sawatabi/solver/local_solver.py	100.00% <100.00%> (ø)
sawatabi/solver/optigan_solver.py	100.00% <100.00%> (ø)
sawatabi/solver/sawatabi_solver.py	100.00% <100.00%> (ø)

---

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 7a2e096...394e08e. Read the comment docs.