test.py: compute coverage per top-level module.

.coveragerc

Index: .coveragerc
diff --git a/.coveragerc b/.coveragerc
deleted file mode 100644
index b5c4220678516ddc93633b5fa16de5296b3336b2..0000000000000000000000000000000000000000
--- a/.coveragerc
+++ /dev/null
@@ -1,41 +0,0 @@
-[run]
-include = ./*
-omit =
-    # Virtual environment with third_party packages.
-    ./ENV/*
-
-    # Add chromium_build, which wasn't test.py-enabled for a long time.
-    ./appengine/chromium_build/*
-
-    # Add monorail's third-party packages and worst offenders
-    ./appengine/monorail/third_party/*
-    ./appengine/monorail/testing/*
-
-    # Appengine third_party packages, committed into the repo as is.
-    ./appengine/third_party/*
-
-    # Luci code added via DEPS.
-    ./luci/*
-
-    # Antibody third_party files
-    ./infra/tools/antibody/static/third_party/*
-
-[report]
-exclude_lines =
-    # Have to re-enable the standard pragma
-    pragma: no cover
-
-    # Don't complain about missing debug-only code:
-    def __repr__
-    if self\.debug
-
-    # Don't complain if tests don't hit defensive assertion code:
-    raise AssertionError
-    raise NotImplementedError
-
-    # Don't complain if non-runnable code isn't run:
-    if 0:
-    if __name__ == ['"]__main__['"]:
-
-[expect_tests]
-expected_coverage_min = 92