Split check_test_cases.py and outcome_analysis.py

docs/architecture/testing/test-framework.md

@@ -22,7 +22,7 @@ Each test case has a description which succinctly describes for a human audience
 * Make the description descriptive. “foo: x=2, y=4” is more descriptive than “foo #2”. “foo: 0<x<y, both even” is even better if these inequalities and parities are why this particular test data was chosen.
 * Avoid changing the description of an existing test case without a good reason. This breaks the tracking of failures across CI runs, since this tracking is based on the descriptions.
 
-`tests/scripts/check_test_cases.py` enforces some rules and warns if some guidelines are violated.
+`framework/scripts/check_test_cases.py` enforces some rules and warns if some guidelines are violated.
 
 ## TLS tests
 

scripts/ci.requirements.txt

@@ -7,9 +7,13 @@
 # 2.4.4 is the version in Ubuntu 20.04. It supports Python >=3.5.
 pylint == 2.4.4
 
-# Use the earliest version of mypy that works with our code base.
-# See https://github.com/Mbed-TLS/mbedtls/pull/3953 .
-mypy >= 0.780
+# Use a version of mypy that is compatible with our code base.
+# mypy <0.940 is known not to work: see commit
+#  :/Upgrade mypy to the last version supporting Python 3.6
+# mypy >=0.960 is known not to work:
+#   https://github.com/Mbed-TLS/mbedtls-framework/issues/50
+# mypy 0.942 is the version in Ubuntu 22.04.
+mypy == 0.942
 
 # At the time of writing, only needed for tests/scripts/audit-validity-dates.py.
 # It needs >=35.0.0 for correct operation, and that requires Python >=3.6,