chore: ignore certain files from mypy linting

Something weird happens. Certain files pass mypy lint on their own, but
not in combination. This is mostly related to `psycopg/pq/pq_ctypes.py`
and `psycopg/pq/_pq_ctypes.py`. This problem seems largely related to
incomplete ctypes definitions.

Author: dvarrazzo

docs/lib/libpq_docs.py

@@ -1,3 +1,4 @@
+# mypy: ignore-errors
 """
 Sphinx plugin to link to the libpq documentation.
 

docs/lib/pg3_docs.py

@@ -1,3 +1,4 @@
+# mypy: ignore-errors
 """
 Customisation for docs generation.
 """

docs/lib/sql_role.py

@@ -1,4 +1,4 @@
-# -*- coding: utf-8 -*-
+# mypy: ignore-errors
 """
     sql role
     ~~~~~~~~

psycopg/psycopg/pq/pq_ctypes.py

@@ -1,3 +1,5 @@
+# mypy: ignore-errors
+
 """
 libpq Python wrapper using ctypes bindings.
 

psycopg_c/build_backend/psycopg_build_ext.py

@@ -49,7 +49,7 @@ def _setup_ext_build(self) -> None:
         # In the sdist there are not .pyx, only c, so we don't need Cython.
         # Otherwise Cython is a requirement and it is used to compile pyx to c.
         if os.path.exists("psycopg_c/_psycopg.pyx"):
-            from Cython.Build import cythonize  # type: ignore[import-untyped]
+            from Cython.Build import cythonize  # type: ignore
 
             for ext in self.distribution.ext_modules:
                 for i in range(len(ext.sources)):

pyproject.toml

@@ -37,18 +37,23 @@ show_error_codes = true
 disable_bytearray_promotion = true
 disable_memoryview_promotion = true
 strict = true
+exclude = '''(?x)(
+    ^ build/
+    | docs/lib/.*\.py
+    | psycopg/build/
+    | psycopg_binary/build/
+    | psycopg_c/build/
+    | psycopg_pool/build/
+    | tools/build/pg_config_vcpkg_stub/build/
+)'''
 
 [[tool.mypy.overrides]]
 module = [
-    "shapely.*",
     "numpy.*",
+    "shapely.*",
 ]
 ignore_missing_imports = true
 
-[[tool.mypy.overrides]]
-module = "uvloop"
-ignore_missing_imports = true
-
 [[tool.mypy.overrides]]
 module = "tests.*"
 check_untyped_defs = true

tools/update_backer.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
-r"""Add or edit github users in the backers file
+# mypy: ignore-errors
+"""Add or edit github users in the backers file
 """
 
 import sys