Rebased normpath comparison

[Erotemic]

Rebased version of #261

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 60.28%. Comparing base (d6a2ef4) to head (d4a3e1c).
Report is 22 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #264      +/-   ##
==========================================
+ Coverage   53.36%   60.28%   +6.91%     
==========================================
  Files          11       11              
  Lines         832      851      +19     
  Branches      168      198      +30     
==========================================
+ Hits          444      513      +69     
+ Misses        329      283      -46     
+ Partials       59       55       -4     

Files	Coverage Δ
line_profiler/line_profiler.py	54.47% <0.00%> (+4.47%)	⬆️

... and 4 files with indirect coverage changes

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[amirebrahimi]

Thanks for pushing this through. BTW, this fixes #152