diff --git a/vizro-core/changelog.d/20241004_220357_114536986+sylviezhang37_remove_legacy_code.md b/vizro-core/changelog.d/20241004_220357_114536986+sylviezhang37_remove_legacy_code.md
new file mode 100644
index 000000000..f1f65e73c
--- /dev/null
+++ b/vizro-core/changelog.d/20241004_220357_114536986+sylviezhang37_remove_legacy_code.md
@@ -0,0 +1,48 @@
+<!--
+A new scriv changelog fragment.
+
+Uncomment the section that is right (remove the HTML comment wrapper).
+-->
+
+<!--
+### Highlights ✨
+
+- A bullet item for the Highlights ✨ category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Removed
+
+- A bullet item for the Removed category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Added
+
+- A bullet item for the Added category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Changed
+
+- A bullet item for the Changed category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Deprecated
+
+- A bullet item for the Deprecated category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Fixed
+
+- A bullet item for the Fixed category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
+<!--
+### Security
+
+- A bullet item for the Security category with a link to the relevant PR at the end of your entry, e.g. Enable feature XXX ([#1](https://github.com/mckinsey/vizro/pull/1))
+
+-->
diff --git a/vizro-core/docs/pages/explanation/authors.md b/vizro-core/docs/pages/explanation/authors.md
index fc1e77d9c..cb53f6ad7 100644
--- a/vizro-core/docs/pages/explanation/authors.md
+++ b/vizro-core/docs/pages/explanation/authors.md
@@ -35,7 +35,8 @@ Natalia Kurakina,
 [Rashida Kanchwala](https://github.com/rashidakanchwala),
 [Juan Luis Cano Rodríguez](https://github.com/astrojuanlu),
 [Anna Xiong](https://github.com/Anna-Xiong),
-[Chiara Pullem](https://github.com/chiara-sophie)
+[Chiara Pullem](https://github.com/chiara-sophie),
+[Sylvie Zhang](https://github.com/sylviezhang37)
 
 with thanks to Sam Bourton and Kevin Staight for sponsorship, inspiration and guidance,
 
diff --git a/vizro-core/src/vizro/models/_layout.py b/vizro-core/src/vizro/models/_layout.py
index 2249f355a..938a9daf7 100644
--- a/vizro-core/src/vizro/models/_layout.py
+++ b/vizro-core/src/vizro/models/_layout.py
@@ -5,9 +5,9 @@
 from numpy import ma
 
 try:
-    from pydantic.v1 import Field, PrivateAttr, ValidationError, validator
+    from pydantic.v1 import Field, PrivateAttr, validator
 except ImportError:  # pragma: no cov
-    from pydantic import Field, PrivateAttr, ValidationError, validator
+    from pydantic import Field, PrivateAttr, validator
 
 from vizro._constants import EMPTY_SPACE_CONST
 from vizro.models import VizroBaseModel
@@ -223,12 +223,3 @@ def build(self):
             id=self.id,
         )
         return component_container
-
-
-if __name__ == "__main__":
-    print(repr(Layout(grid=[[0, 1], [0, 2]])))  # noqa: T201
-
-    try:
-        Layout(grid=[[0, 1], [1, 0]])
-    except ValidationError as e:
-        print(e)  # noqa: T201