Fix lint for jit/cpu_extension_module.py

src/pystencils/jit/cpu_extension_module.py

@@ -13,7 +13,7 @@ from ..codegen import (
     Kernel,
     Parameter,
 )
-from ..codegen.properties import FieldBasePtr, FieldShape, FieldStride, ReductionPointerVariable
+from ..codegen.properties import FieldBasePtr, FieldShape, FieldStride
 from ..types import (
     PsType,
     PsUnsignedIntegerType,
@@ -21,7 +21,6 @@ from ..types import (
     PsIeeeFloatType,
 )
 from ..types.quick import Fp, SInt, UInt
-from ..field import Field
 
 
 class PsKernelExtensioNModule: