Add model common cache option

[psykokwak4]

No description provided.

[codecov-io]

Codecov Report

Merging #502 into new_python will increase coverage by 0.04%.
The diff coverage is 100%.

@@              Coverage Diff               @@
##           new_python     #502      +/-   ##
==============================================
+ Coverage       67.89%   67.93%   +0.04%     
==============================================
  Files              99       99              
  Lines           15505    15525      +20     
  Branches         2448     2448              
==============================================
+ Hits            10527    10547      +20     
  Misses           4325     4325              
  Partials          653      653

Impacted Files	Coverage Δ
sdk/python/core/tests/test_sanity_levels.py	84.05% <100%> (+0.03%)	⬆️
sdk/python/core/tests/test_netconf_operations.py	99.15% <100%> (ø)	⬆️
...dk/python/core/tests/test_sanity_service_errors.py	92.41% <100%> (+0.06%)	⬆️
sdk/python/core/tests/test_sanity_augmentation.py	98.27% <100%> (+0.03%)	⬆️
sdk/python/core/tests/test_sanity_errors.py	94.73% <100%> (+0.04%)	⬆️
sdk/python/core/tests/test_on_demand.py	98.48% <100%> (+0.02%)	⬆️
sdk/python/core/tests/test_utils.py	100% <100%> (ø)	⬆️
sdk/python/core/tests/test_sanity_types.py	91.66% <100%> (+0.03%)	⬆️
sdk/python/core/tests/test_sanity_deviation.py	94.96% <100%> (+0.03%)	⬆️
sdk/python/core/tests/test_sanity_filters.py	99.27% <100%> (ø)	⬆️
... and 7 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 4579610...b18a134. Read the comment docs.