Use pip_requirements_parser

[sbidoul]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 21 lines in your changes missing coverage. Please review.
✅ Project coverage is 11.45%. Comparing base (bf90ef0) to head (edb87ff).
⚠️ Report is 178 commits behind head on master.

Files with missing lines	Patch %	Lines
src/pip_deepfreeze/req_merge.py	0.00%	13 Missing ⚠️
src/pip_deepfreeze/pip.py	0.00%	5 Missing ⚠️
src/pip_deepfreeze/sync.py	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #107      +/-   ##
==========================================
+ Coverage    9.04%   11.45%   +2.40%     
==========================================
  Files          16       15       -1     
  Lines         995      786     -209     
  Branches      213      172      -41     
==========================================
  Hits           90       90              
+ Misses        895      686     -209     
  Partials       10       10              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[sbidoul]

Hm, it looks like pip-requirements-parser does not support http nested requirements.