diff --git a/.chronus/changes/fix_dup_read-2024-6-10-14-46-24.md b/.chronus/changes/fix_dup_read-2024-6-10-14-46-24.md
new file mode 100644
index 0000000000..76ef2b2386
--- /dev/null
+++ b/.chronus/changes/fix_dup_read-2024-6-10-14-46-24.md
@@ -0,0 +1,7 @@
+---
+changeKind: internal
+packages:
+  - "@azure-tools/typespec-python"
+---
+
+clean up code in operation.py
\ No newline at end of file
diff --git a/packages/typespec-python/generator/pygen/codegen/models/operation.py b/packages/typespec-python/generator/pygen/codegen/models/operation.py
index 362befe8bd..93391e8792 100644
--- a/packages/typespec-python/generator/pygen/codegen/models/operation.py
+++ b/packages/typespec-python/generator/pygen/codegen/models/operation.py
@@ -343,7 +343,7 @@ def imports(  # pylint: disable=too-many-branches, disable=too-many-statements
             "ResourceExistsError",
             "ResourceNotModifiedError",
         ]
-        if not (self.stream_value is False):
+        if self.stream_value:
             errors.extend(["StreamConsumedError", "StreamClosedError"])
         for error in errors:
             file_import.add_submodule_import("exceptions", error, ImportType.SDKCORE)