Mypy type correctness (#3199)

1 files changed, 40 insertions, 0 deletions

diff --git a/mypy.ini b/mypy.ini
new file mode 100644
index 00000000..e2563424
--- /dev/null
+++ b/mypy.ini
@@ -0,0 +1,40 @@
+[mypy]
+files = lib/**/*.py,tests/**/*.py
+
+# Some of our code "reuses" variable names in different blocks. Mypy doesn't like that by default.
+allow_redefinition = True
+
+# We use class properties, which mypy considers an error, probably because it's going to be deprecated.
+# Ignore that for now.
+disable_error_code = misc
+
+# A handful of strictness increases we can pass as it is
+warn_unused_configs = True
+warn_redundant_casts = True
+warn_unused_ignores = True
+
+strict_equality = True
+extra_checks = True
+disallow_subclassing_any = True
+disallow_untyped_decorators = True
+
+# An example of increased strictness: We can increase the strictness of parts of the code as we go.
+[mypy-lib.elements.clone]
+check_untyped_defs = True
+disallow_incomplete_defs = True
+disallow_untyped_defs = True
+
+# This part of the code will need some work before it'll start passing.
+[mypy-lib.tartan.*]
+ignore_errors = True
+
+# These libraries are missing type information
+[mypy-colormath2.*]
+ignore_missing_imports = True
+
+[mypy-winutils.*]
+ignore_missing_imports = True
+
+# ... And this one is ours but is missing type information for now anyway...
+[mypy-pyembroidery.*]
+ignore_missing_imports = True