Remove Python3.7 support

[ahopkins]

No description provided.

[prryplatypus]

Should it be removed from setup.py too?

[codecov]

Codecov Report

Patch coverage: 100.000% and project coverage change: -0.048 ⚠️

Comparison is base (5dd1623) 88.971% compared to head (c3a0528) 88.923%.

❗ Current head c3a0528 differs from pull request most recent head 7bd243c. Consider uploading reports for the commit 7bd243c to get more accurate results

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #2777       +/-   ##
=============================================
- Coverage   88.971%   88.923%   -0.048%     
=============================================
  Files           92        92               
  Lines         6991      6988        -3     
  Branches      1193      1192        -1     
=============================================
- Hits          6220      6214        -6     
- Misses         527       529        +2     
- Partials       244       245        +1     

Impacted Files	Coverage Δ
sanic/models/asgi.py	100.000% <ø> (ø)
sanic/app.py	90.169% <100.000%> (ø)
sanic/server/runners.py	90.000% <100.000%> (+0.714%)	⬆️

... and 1 file with indirect coverage changes

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[ahopkins]

Should it be removed from setup.py too?

Am I missing another location in setup.py?

[prryplatypus]

Am I missing another location in setup.py?

Nah, just didn't see it earlier for some reason