Keep empty values when deserializing application/x-www-form-urlencoded

[andersk]

In order to correctly deserialize the application/x-www-form-urlencoded body name= into {"name": ""} rather than {}, we need to use the keep_blank_values=True parameter of urllib.parse.parse_qsl.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.57%. Comparing base (ca6044e) to head (46a5dce).
⚠️ Report is 58 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1020      +/-   ##
==========================================
- Coverage   90.62%   90.57%   -0.06%     
==========================================
  Files         150      150              
  Lines        4374     4381       +7     
  Branches      532      534       +2     
==========================================
+ Hits         3964     3968       +4     
- Misses        318      320       +2     
- Partials       92       93       +1     

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[p1c2u]

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