move various bits of type-checking only code to TYPE_CHECKING blocks

Mostly detected with flake8-type-checking. Also quote T.cast() first
arguments, since those are not affected by future annotations.

2 files changed, 4 insertions, 4 deletions

diff --git a/mesonbuild/modules/python.py b/mesonbuild/modules/python.py
index 1f05f08d4..f6c82e0d6 100644
--- a/mesonbuild/modules/python.py
+++ b/mesonbuild/modules/python.py
@@ -333,7 +333,7 @@ class PythonModule(ExtensionModule):
 
         for i in self.installations.values():
             if isinstance(i, PythonExternalProgram) and i.run_bytecompile[i.info['version']]:
-                i = T.cast(PythonExternalProgram, i)
+                i = T.cast('PythonExternalProgram', i)
                 manifest = f'python-{i.info["version"]}-installed.json'
                 manifest_json = []
                 for name, f in py_files:
diff --git a/mesonbuild/modules/rust.py b/mesonbuild/modules/rust.py
index 3514412e6..4f5494af3 100644
--- a/mesonbuild/modules/rust.py
+++ b/mesonbuild/modules/rust.py
@@ -18,16 +18,16 @@ import typing as T
 
 from . import ExtensionModule, ModuleReturnValue, ModuleInfo
 from .. import mlog
-from ..build import BothLibraries, BuildTarget, CustomTargetIndex, Executable, ExtractedObjects, GeneratedList, IncludeDirs, CustomTarget, InvalidArguments, Jar, StructuredSources
+from ..build import BothLibraries, BuildTarget, CustomTargetIndex, Executable, ExtractedObjects, GeneratedList, CustomTarget, InvalidArguments, Jar, StructuredSources
 from ..compilers.compilers import are_asserts_disabled
-from ..dependencies import Dependency, ExternalLibrary
 from ..interpreter.type_checking import DEPENDENCIES_KW, LINK_WITH_KW, TEST_KWS, OUTPUT_KW, INCLUDE_DIRECTORIES
 from ..interpreterbase import ContainerTypeInfo, InterpreterException, KwargInfo, typed_kwargs, typed_pos_args, noPosargs
 from ..mesonlib import File
 
 if T.TYPE_CHECKING:
     from . import ModuleState
-    from ..build import LibTypes
+    from ..build import IncludeDirs, LibTypes
+    from ..dependencies import Dependency, ExternalLibrary
     from ..interpreter import Interpreter
     from ..interpreter import kwargs as _kwargs
     from ..interpreter.interpreter import SourceInputs, SourceOutputs