Remove flake8-mypy in favor of direct mypy usage

.arclint

@@ -118,6 +118,15 @@
         "(\\.pxl$)"
       ]
     },
+    "mypy": {
+      "type": "script-and-regex",
+      "include": [
+        "(\\.py$)",
+        "(\\.pxl$)"
+      ],
+      "script-and-regex.script": "mypy --config-file=mypy.ini",
+      "script-and-regex.regex": "/^(?P<file>.*):(?P<line>\\d+): (?P<severity>error|warning): (?P<message>.*)$/m"
+    },
     "gazelle": {
       "type": "script-and-regex",
       "include": [

.flake8rc

@@ -4,34 +4,3 @@ max-line-length = 120
 # N802: Function names have to be lower case. This is for GRPC service.
 # E999: Mistaken error see https://github.com/PyCQA/pycodestyle/issues/584
 ignore = N802,E999,W503
-
-[mypy]
-python_version=3.6
-
-show_column_numbers=True
-show_error_context=False
-
-# suppress errors about unsatisfied imports
-ignore_missing_imports=True
-
-# allow untyped calls as a consequence of the options above
-disallow_untyped_calls=False
-
-# allow returning Any as a consequence of the options above
-warn_return_any=False
-
-# treat Optional per PEP 484
-strict_optional=True
-
-# ensure all execution paths are returning
-warn_no_return=True
-
-# lint-style cleanliness for typing needs to be disabled; returns more errors
-# than the full run.
-warn_redundant_casts=False
-warn_unused_ignores=False
-
-# The following are off by default since they're too noisy.
-# Flip them on if you feel adventurous.
-disallow_untyped_defs=False
-check_untyped_defs=False

.pxl.flake8rc

@@ -5,34 +5,3 @@ max-line-length = 120
 # E999: Mistaken error see https://github.com/PyCQA/pycodestyle/issues/584
 # F821: Undefined name 'px'. We should fix this in pxl lang.
 ignore = N802,E999,F821,W503
-
-[mypy]
-python_version=3.6
-
-show_column_numbers=True
-show_error_context=False
-
-# suppress errors about unsatisfied imports
-ignore_missing_imports=True
-
-# allow untyped calls as a consequence of the options above
-disallow_untyped_calls=False
-
-# allow returning Any as a consequence of the options above
-warn_return_any=False
-
-# treat Optional per PEP 484
-strict_optional=True
-
-# ensure all execution paths are returning
-warn_no_return=True
-
-# lint-style cleanliness for typing needs to be disabled; returns more errors
-# than the full run.
-warn_redundant_casts=False
-warn_unused_ignores=False
-
-# The following are off by default since they're too noisy.
-# Flip them on if you feel adventurous.
-disallow_untyped_defs=False
-check_untyped_defs=False

docker.properties

@@ -1,4 +1,4 @@
-DOCKER_IMAGE_TAG=202506270326
-LINTER_IMAGE_DIGEST=05aeeb210dec4b5753e55376aef7df013bb136a3ad70524fa1dff24f832b5c4e
-DEV_IMAGE_DIGEST=f0a0c803733d6ad8c9104f745378ab9d7a95263a3f8882fc28f11c79c1200d1f
-DEV_IMAGE_WITH_EXTRAS_DIGEST=17c8ce9c4bd4dba40cdd6e40bdee726237336dbd6581deca864ebe9302cff569
+DOCKER_IMAGE_TAG=202507242250
+LINTER_IMAGE_DIGEST=911f172364626f44efb61345517b5e7bb8c8ee8f065fcf3ba0a790ab1a88cdcb
+DEV_IMAGE_DIGEST=08fc759c2b45078214be313335b8c3c23200aea54b9609e8c42fe367762e6c7c
+DEV_IMAGE_WITH_EXTRAS_DIGEST=0ecefa696cfad238c432c2e213600263d00dda4ca4a427796f8fc16eb3d9bfc0

mypy.ini

@@ -0,0 +1,29 @@
+[mypy]
+python_version = 3.8
+show_column_numbers = True
+show_error_context = False
+
+# suppress errors about unsatisfied imports
+ignore_missing_imports = True
+
+# allow untyped calls as a consequence of the options above
+disallow_untyped_calls = False
+
+# allow returning Any as a consequence of the options above
+warn_return_any = False
+
+# treat Optional per PEP 484
+strict_optional = True
+
+# ensure all execution paths are returning
+warn_no_return = True
+
+# lint-style cleanliness for typing needs to be disabled; returns more errors
+# than the full run.
+warn_redundant_casts = False
+warn_unused_ignores = False
+
+# The following are off by default since they're too noisy.
+# Flip them on if you feel adventurous.
+disallow_untyped_defs = False
+check_untyped_defs = False

tools/chef/cookbooks/px_dev/recipes/linters.rb

@@ -26,7 +26,7 @@
 end
 
 execute 'install py linters' do
-  command 'python3 -m pip install --break-system-packages flake8 flake8-mypy yamllint --no-cache-dir && python3 -m pip cache purge'
+  command 'python3 -m pip install --break-system-packages flake8 mypy yamllint --no-cache-dir && python3 -m pip cache purge'
 end
 
 common_remote_bin 'prototool'