chore: update pre-commit hooks (#501)

* chore: update pre-commit hooks

updates:
- [github.com/astral-sh/ruff-pre-commit: v0.4.10 → v0.5.2](astral-sh/ruff-pre-commit@v0.4.10...v0.5.2)
- [github.com/adamchainz/blacken-docs: 1.16.0 → 1.18.0](adamchainz/blacken-docs@1.16.0...1.18.0)
- [github.com/pre-commit/mirrors-mypy: v1.10.0 → v1.10.1](pre-commit/mirrors-mypy@v1.10.0...v1.10.1)

* Use is not == for type identity checks.

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Patrick Peglar <patrick.peglar@metoffice.gov.uk>

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -51,7 +51,7 @@ repos:
     -   id: trailing-whitespace
 
 -   repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.4.10"
+    rev: "v0.5.2"
     hooks:
     -   id: ruff
         types: [file, python]
@@ -67,7 +67,7 @@ repos:
         additional_dependencies: [tomli]
 
 -   repo: https://github.com/adamchainz/blacken-docs
-    rev: 1.16.0
+    rev: 1.18.0
     hooks:
     -   id: blacken-docs
         types: [file, rst]
@@ -79,7 +79,7 @@ repos:
         types: [file, python]
 
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: 'v1.10.0'
+    rev: 'v1.10.1'
     hooks:
     -   id: mypy
         exclude: 'noxfile\.py|docs/conf\.py'

src/iris_grib/__init__.py

@@ -259,14 +259,14 @@ def __getattr__(self, key):
                 res = np.int32(eccodes.codes_get_long(self.grib_message, key))
             else:
                 key_type = eccodes.codes_get_native_type(self.grib_message, key)
-                if key_type == int:
+                if key_type is int:
                     res = np.int32(eccodes.codes_get_long(self.grib_message, key))
-                elif key_type == float:
+                elif key_type is float:
                     # Because some computer keys are floats, like
                     # longitudeOfFirstGridPointInDegrees, a float32
                     # is not always enough...
                     res = np.float64(eccodes.codes_get_double(self.grib_message, key))
-                elif key_type == str:
+                elif key_type is str:
                     res = eccodes.codes_get_string(self.grib_message, key)
                 else:
                     emsg = "Unknown type for {} : {}"