get number of all keys

[Krukov]

#142

[codecov-commenter]

Codecov Report

Merging #147 (b8e7ee4) into master (1038125) will increase coverage by 0.00%.
The diff coverage is 94.44%.

❗ Your organization is not using the GitHub App Integration. As a result you may experience degraded service beginning May 15th. Please install the Github App Integration for your organization. Read more.

@@           Coverage Diff           @@
##           master     #147   +/-   ##
=======================================
  Coverage   94.09%   94.10%           
=======================================
  Files          51       51           
  Lines        3322     3340   +18     
  Branches      572      575    +3     
=======================================
+ Hits         3126     3143   +17     
- Misses        128      129    +1     
  Partials       68       68           

Flag	Coverage Δ
unittests	94.01% <94.44%> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
cashews/backends/interface.py	81.65% <66.66%> (-0.28%)	⬇️
cashews/backends/diskcache.py	94.94% <100.00%> (+0.05%)	⬆️
cashews/backends/memory.py	94.92% <100.00%> (+0.05%)	⬆️
cashews/backends/redis/backend.py	93.59% <100.00%> (+0.06%)	⬆️
cashews/backends/transaction.py	99.17% <100.00%> (+<0.01%)	⬆️
cashews/commands.py	100.00% <100.00%> (ø)
cashews/wrapper/commands.py	99.00% <100.00%> (+0.06%)	⬆️

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more