Make pytest ending output less chatty (pytorch#82262)

If you still want this in CI, we should have a separate CI only
configuration.  The current config is pretty unfriendly for local
development.

Signed-off-by: Edward Z. Yang <ezyang@fb.com>
Pull Request resolved: pytorch#82262
Approved by: https://github.com/clee2000

pytest.ini

@@ -1,13 +1,12 @@
 [pytest]
 addopts =
     # show summary of all tests that did not pass
-    -ra
+    -rEfX
     # Make tracebacks shorter
     --tb=native
     # capture only Python print and C++ py::print, but not C output (low-level Python errors)
     --capture=sys
-    # enable all warnings
-    -Wd
+    --disable-warnings
 testpaths =
     test
 junit_logging_reruns = all

torch/testing/_internal/common_utils.py

@@ -726,8 +726,11 @@ def addSkip(self, test, reason):
             print(f'Test results will be stored in {pytest_report_path}')
             # mac slower on 4 proc than 3
             num_procs = 3 if "macos" in os.environ["BUILD_ENVIRONMENT"] else 4
+            # f = failed
+            # E = error
+            # X = unexpected success
             exit_code = pytest.main(args=[inspect.getfile(sys._getframe(1)), f'-n={num_procs}', '-vv', '-x',
-                                    '--reruns=2', '-rfEsX', f'--junit-xml-reruns={pytest_report_path}'])
+                                    '--reruns=2', '-rfEX', f'--junit-xml-reruns={pytest_report_path}'])
             del os.environ["USING_PYTEST"]
             sanitize_pytest_xml(f'{pytest_report_path}')
             # exitcode of 5 means no tests were found, which happens since some test configs don't