limit Starlette version for Python 3.8 (fixes #4255)

poetry.lock

@@ -3512,19 +3512,37 @@ files = [
 
 [[package]]
 name = "starlette"
-version = "0.44.0"
+version = "0.41.3"
 description = "The little ASGI library that shines."
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "starlette-0.44.0-py3-none-any.whl", hash = "sha256:19edeb75844c16dcd4f9dd72f22f9108c1539f3fc9c4c88885654fef64f85aea"},
-    {file = "starlette-0.44.0.tar.gz", hash = "sha256:e35166950a3ccccc701962fe0711db0bc14f2ecd37c6f9fe5e3eae0cbaea8715"},
+    {file = "starlette-0.41.3-py3-none-any.whl", hash = "sha256:44cedb2b7c77a9de33a8b74b2b90e9f50d11fcf25d8270ea525ad71a25374ff7"},
+    {file = "starlette-0.41.3.tar.gz", hash = "sha256:0e4ab3d16522a255be6b28260b938eae2482f98ce5cc934cb08dce8dc3ba5835"},
 ]
 
 [package.dependencies]
 anyio = ">=3.4.0,<5"
 typing-extensions = {version = ">=3.10.0", markers = "python_version < \"3.10\""}
 
+[package.extras]
+full = ["httpx (>=0.22.0)", "itsdangerous", "jinja2", "python-multipart (>=0.0.7)", "pyyaml"]
+
+[[package]]
+name = "starlette"
+version = "0.46.0"
+description = "The little ASGI library that shines."
+optional = false
+python-versions = ">=3.9"
+files = [
+    {file = "starlette-0.46.0-py3-none-any.whl", hash = "sha256:913f0798bd90ba90a9156383bcf1350a17d6259451d0d8ee27fc0cf2db609038"},
+    {file = "starlette-0.46.0.tar.gz", hash = "sha256:b359e4567456b28d473d0193f34c0de0ed49710d75ef183a74a5ce0499324f50"},
+]
+
+[package.dependencies]
+anyio = ">=3.6.2,<5"
+typing-extensions = {version = ">=3.10.0", markers = "python_version < \"3.10\""}
+
 [package.extras]
 full = ["httpx (>=0.27.0,<0.29.0)", "itsdangerous", "jinja2", "python-multipart (>=0.0.18)", "pyyaml"]
 
@@ -4221,4 +4239,4 @@ sass = ["libsass"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.8"
-content-hash = "65f3728b11c9b7993e370258746c8546308ab88be5239a138e5595429d2571e5"
+content-hash = "9d56e02408ddf68596416c26400f7b6c3e93d88701b0ad9637fd08dbbefa9bc8"

pyproject.toml

@@ -13,6 +13,10 @@ python = "^3.8"
 typing-extensions = ">=4.0.0"
 markdown2 = ">=2.4.7,!=2.4.11"
 Pygments = ">=2.15.1,<3.0.0"
+starlette = [
+    {version = "<0.42.0", python = "~3.8"},  # https://github.com/zauberzeug/nicegui/issues/4255
+    {version = ">=0.45.3", python = ">=3.9"}
+]
 uvicorn = {extras = ["standard"], version = ">=0.22.0"}
 fastapi = ">=0.109.1"
 python-socketio = {extras = ["asyncio-client"], version = ">=5.10.0"} # version min: see https://github.com/zauberzeug/nicegui/issues/1809