addressed issue 428

[davidecoccia]

implements enhancement described in issue 428

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (00dd023) 100.00% compared to head (bde2542) 99.89%.

Files	Patch %	Lines
flask_limiter/util.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##            master     #430      +/-   ##
===========================================
- Coverage   100.00%   99.89%   -0.11%     
===========================================
  Files            9        9              
  Lines          963      965       +2     
===========================================
+ Hits           963      964       +1     
- Misses           0        1       +1     

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[alisaifee]

@davidecoccia closing this PR for now - I would recommend that you simply implement your own get_... function explicitly in your application so that it's also very clear how it is being retrieved.