Bump Python>=3.8.0 (#11971)

utils/general.py

@@ -381,7 +381,7 @@ def check_git_info(path='.'):
         return {'remote': None, 'branch': None, 'commit': None}
 
 
-def check_python(minimum='3.7.0'):
+def check_python(minimum='3.8.0'):
     # Check current python version vs. required python version
     check_version(platform.python_version(), minimum, name='Python ', hard=True)