remove deprecated features and support for py3.9

.github/workflows/benchmarks.yml

@@ -81,15 +81,11 @@ jobs:
       matrix:
         # Show OS combos first in GUI
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ['3.9.18', '3.10.13', '3.11.5', '3.12.0']
+        python-version: ['3.10.13', '3.11.5', '3.12.0']
         exclude:
           - os: windows-latest
             python-version: '3.10.13'
-          - os: windows-latest
-            python-version: '3.9.18'
           # keep only one python version for MacOS
-          - os: macos-latest
-            python-version: '3.9.18'
           - os: macos-latest
             python-version: '3.10.13'
           - os: macos-latest
@@ -97,8 +93,6 @@ jobs:
         include:
           - os: windows-latest
             python-version: '3.10.11'
-          - os: windows-latest
-            python-version: '3.9.13'
 
     runs-on: ${{ matrix.os }}
     steps:

.github/workflows/check_outdated_dependencies.yml

@@ -16,7 +16,7 @@ jobs:
 
     - uses: ./.github/actions/setup_build_env
       with:
-        python-version: '3.9'
+        python-version: '3.10'
         run-poetry-install: true
         create-venv-at-path: .venv
 

.github/workflows/integration_tests.yml

@@ -43,17 +43,13 @@ jobs:
       matrix:
         # Show OS combos first in GUI
         os: [ubuntu-latest, windows-latest]
-        python-version: ['3.9.18', '3.10.13', '3.11.5', '3.12.0', '3.13.0']
+        python-version: ['3.10.13', '3.11.5', '3.12.0', '3.13.0']
         exclude:
           - os: windows-latest
             python-version: '3.10.13'
-          - os: windows-latest
-            python-version: '3.9.18'
         include:
           - os: windows-latest
             python-version: '3.10.11'
-          - os: windows-latest
-            python-version: '3.9.13'
 
     runs-on: ${{ matrix.os }}
     steps:

.github/workflows/unit_tests.yml

@@ -28,18 +28,14 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: ['3.9.18', '3.10.13', '3.11.5', '3.12.0', '3.13.0']
+        python-version: ['3.10.13', '3.11.5', '3.12.0', '3.13.0']
         # Windows is a bit behind on Python version availability in Github
         exclude:
           - os: windows-latest
             python-version: '3.10.13'
-          - os: windows-latest
-            python-version: '3.9.18'
         include:
           - os: windows-latest
             python-version: '3.10.11'
-          - os: windows-latest
-            python-version: '3.9.13'
     runs-on: ${{ matrix.os }}
 
     # Service containers to run with `runner-job`
@@ -89,7 +85,7 @@ jobs:
       fail-fast: false
       matrix:
         # Note: py39, py310 versions chosen due to available arm64 darwin builds.
-        python-version: ['3.9.13', '3.10.11', '3.11.5', '3.12.0', '3.13.0']
+        python-version: ['3.10.11', '3.11.5', '3.12.0', '3.13.0']
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v4

CONTRIBUTING.md

@@ -8,7 +8,7 @@ Here is a quick guide on how to run Reflex repo locally so you can start contrib
 
 **Prerequisites:**
 
-- Python >= 3.9
+- Python >= 3.10
 - Poetry version >= 1.4.0 and add it to your path (see [Poetry Docs](https://python-poetry.org/docs/#installation) for more info).
 
 **1. Fork this repository:**
@@ -87,7 +87,7 @@ poetry run ruff format .
 ```
 
 Consider installing git pre-commit hooks so Ruff, Pyright, Darglint and `make_pyi` will run automatically before each commit.
-Note that pre-commit will only be installed when you use a Python version >= 3.9.
+Note that pre-commit will only be installed when you use a Python version >= 3.10.
 
 ``` bash
 pre-commit install

README.md

@@ -34,7 +34,7 @@ See our [architecture page](https://reflex.dev/blog/2024-03-21-reflex-architectu
 
 ## ⚙️ Installation
 
-Open a terminal and run (Requires Python 3.9+):
+Open a terminal and run (Requires Python 3.10+):
 
 ```bash
 pip install reflex

docs/de/README.md

@@ -34,7 +34,7 @@ Auf unserer [Architektur-Seite](https://reflex.dev/blog/2024-03-21-reflex-archit
 
 ## ⚙️ Installation
 
-Öffne ein Terminal und führe den folgenden Befehl aus (benötigt Python 3.9+):
+Öffne ein Terminal und führe den folgenden Befehl aus (benötigt Python 3.10+):
 
 ```bash
 pip install reflex

docs/es/README.md

@@ -35,7 +35,7 @@ Consulta nuestra [página de arquitectura](https://reflex.dev/blog/2024-03-21-re
 
 ## ⚙️ Instalación
 
-Abra un terminal y ejecute (Requiere Python 3.9+):
+Abra un terminal y ejecute (Requiere Python 3.10+):
 
 ```bash
 pip install reflex

docs/in/README.md

@@ -35,7 +35,7 @@ Reflex के अंदर के कामकाज को जानने क
 
 ## ⚙️ इंस्टॉलेशन (Installation)
 
-एक टर्मिनल खोलें और चलाएं (Python 3.9+ की आवश्यकता है):
+एक टर्मिनल खोलें और चलाएं (Python 3.10+ की आवश्यकता है):
 
 ```bash
 pip install reflex

docs/it/README.md

@@ -22,7 +22,7 @@
 
 ## ⚙️ Installazione
 
-Apri un terminale ed esegui (Richiede Python 3.9+):
+Apri un terminale ed esegui (Richiede Python 3.10+):
 
 ```bash
 pip install reflex

docs/ja/README.md

@@ -37,7 +37,7 @@ Reflex がどのように動作しているかを知るには、[アーキテク
 
 ## ⚙️ インストール
 
-ターミナルを開いて以下のコマンドを実行してください。（Python 3.9 以上が必要です。）:
+ターミナルを開いて以下のコマンドを実行してください。（Python 3.10 以上が必要です。）:
 
 ```bash
 pip install reflex

docs/kr/README.md

@@ -20,7 +20,7 @@
 ---
 ## ⚙️ 설치
 
-터미널을 열고 실행하세요. (Python 3.9+ 필요):
+터미널을 열고 실행하세요. (Python 3.10+ 필요):
 
 ```bash
 pip install reflex

docs/pe/README.md

@@ -34,7 +34,7 @@
 
 ## ⚙️ Installation - نصب و راه اندازی
 
-یک ترمینال را باز کنید و اجرا کنید (نیازمند Python 3.9+):
+یک ترمینال را باز کنید و اجرا کنید (نیازمند Python 3.10+):
 
 ```bash
 pip install reflex

docs/pt/pt_br/README.md

@@ -21,7 +21,7 @@
 ---
 ## ⚙️ Instalação
 
-Abra um terminal e execute (Requer Python 3.9+):
+Abra um terminal e execute (Requer Python 3.10+):
 
 ```bash
 pip install reflex

docs/tr/README.md

@@ -24,7 +24,7 @@
 
 ## ⚙️ Kurulum
 
-Bir terminal açın ve çalıştırın (Python 3.9+ gerekir):
+Bir terminal açın ve çalıştırın (Python 3.10+ gerekir):
 
 ```bash
 pip install reflex

docs/vi/README.md

@@ -34,7 +34,7 @@ Các tính năng chính:
 
 ## ⚙️ Cài đặt
 
-Mở cửa sổ lệnh và chạy (Yêu cầu Python phiên bản 3.9+):
+Mở cửa sổ lệnh và chạy (Yêu cầu Python phiên bản 3.10+):
 
 ```bash
 pip install reflex

docs/zh/zh_cn/README.md

@@ -34,7 +34,7 @@ Reflex 是一个使用纯Python构建全栈web应用的库。
 
 ## ⚙️ 安装
 
-打开一个终端并且运行(要求Python3.9+):
+打开一个终端并且运行(要求Python3.10+):
 
 ```bash
 pip install reflex

docs/zh/zh_tw/README.md

@@ -36,7 +36,7 @@ Reflex 是一個可以用純 Python 構建全端網頁應用程式的函式庫
 
 ## ⚙️ 安裝
 
-開啟一個終端機並且執行 (需要 Python 3.9+):
+開啟一個終端機並且執行 (需要 Python 3.10+):
 
 ```bash
 pip install reflex

pyproject.toml

@@ -19,7 +19,7 @@ classifiers = ["Development Status :: 4 - Beta"]
 packages = [{ include = "reflex" }]
 
 [tool.poetry.dependencies]
-python = "^3.9"
+python = "^3.10"
 fastapi = ">=0.96.0,!=0.111.0,!=0.111.1"
 gunicorn = ">=20.1.0,<24.0"
 jinja2 = ">=3.1.2,<4.0"
@@ -103,5 +103,5 @@ asyncio_default_fixture_loop_scope = "function"
 asyncio_mode = "auto"
 
 [tool.codespell]
-skip = "docs/*,*.html,examples/*, *.pyi"
+skip = "docs/*,*.html,examples/*, *.pyi, poetry.lock"
 ignore-words-list = "te, TreeE"

reflex/.templates/jinja/custom_components/pyproject.toml.jinja2

@@ -8,7 +8,7 @@ version = "0.0.1"
 description = "Reflex custom component {{ module_name }}"
 readme = "README.md"
 license = { text = "Apache-2.0" }
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 authors = [{ name = "", email = "YOUREMAIL@domain.com" }]
 keywords = ["reflex","reflex-custom-components"]
 

reflex/__init__.py

@@ -364,22 +364,3 @@ getattr, __dir__, __all__ = lazy_loader.attach(
     submodules=_SUBMODULES,
     submod_attrs=_SUBMOD_ATTRS,
 )
-
-
-def __getattr__(name):
-    if name == "chakra":
-        from reflex.utils import console
-
-        console.deprecate(
-            "rx.chakra",
-            reason="and moved to a separate package. "
-            "To continue using Chakra UI components, install the `reflex-chakra` package via `pip install "
-            "reflex-chakra`.",
-            deprecation_version="0.6.0",
-            removal_version="0.7.0",
-            dedupe=True,
-        )
-        import reflex_chakra as rc
-
-        return rc
-    return getattr(name)

reflex/components/datadisplay/code.py

@@ -14,7 +14,7 @@ from reflex.components.radix.themes.layout.box import Box
 from reflex.constants.colors import Color
 from reflex.event import set_clipboard
 from reflex.style import Style
-from reflex.utils import console, format
+from reflex.utils import format
 from reflex.utils.imports import ImportVar
 from reflex.vars.base import LiteralVar, Var, VarData
 
@@ -445,17 +445,6 @@ class CodeBlock(Component, MarkdownComponentMap):
                 dark=Theme.one_dark,
             )
 
-        # react-syntax-highlighter doesn't have an explicit "light" or "dark" theme so we use one-light and one-dark
-        # themes respectively to ensure code compatibility.
-        if "theme" in props and not isinstance(props["theme"], Var):
-            props["theme"] = getattr(Theme, format.to_snake_case(props["theme"]))  # type: ignore
-            console.deprecate(
-                feature_name="theme prop as string",
-                reason="Use code_block.themes instead.",
-                deprecation_version="0.6.0",
-                removal_version="0.7.0",
-            )
-
         if can_copy:
             code = children[0]
             copy_button = (  # type: ignore

reflex/event.py

@@ -40,7 +40,11 @@ from typing_extensions import (
 from reflex import constants
 from reflex.constants.state import FRONTEND_EVENT_STATE
 from reflex.utils import console, format
-from reflex.utils.exceptions import EventFnArgMismatch, EventHandlerArgTypeMismatch
+from reflex.utils.exceptions import (
+    EventFnArgMismatch,
+    EventHandlerArgTypeMismatch,
+    VarAnnotationError,
+)
 from reflex.utils.types import ArgsSpec, GenericType, typehint_issubclass
 from reflex.vars import VarData
 from reflex.vars.base import LiteralVar, Var
@@ -1330,19 +1334,15 @@ def resolve_annotation(annotations: dict[str, Any], arg_name: str):
         annotations: The annotations.
         arg_name: The argument name.
 
+    Raises:
+        VarAnnotationError: If the annotation for given arg_name is None.
+
     Returns:
         The resolved annotation.
     """
     annotation = annotations.get(arg_name)
     if annotation is None:
-        console.deprecate(
-            feature_name="Unannotated event handler arguments",
-            reason="Provide type annotations for event handler arguments.",
-            deprecation_version="0.6.3",
-            removal_version="0.7.0",
-        )
-        # Allow arbitrary attribute access two levels deep until removed.
-        return Dict[str, dict]
+        raise VarAnnotationError(var_name=arg_name, annotation_value=annotation)
     return annotation
 
 

reflex/experimental/__init__.py

@@ -9,7 +9,6 @@ from reflex.components.sonner.toast import toast as toast
 
 from ..utils.console import warn
 from . import hooks as hooks
-from .assets import asset as asset
 from .client_state import ClientStateVar as ClientStateVar
 from .layout import layout as layout
 from .misc import run_in_thread as run_in_thread
@@ -62,7 +61,6 @@ class ExperimentalNamespace(SimpleNamespace):
 
 
 _x = ExperimentalNamespace(
-    asset=asset,
     client_state=ClientStateVar.create,
     hooks=hooks,
     layout=layout,

reflex/experimental/assets.py

@@ -1,37 +0,0 @@
-"""Helper functions for adding assets to the app."""
-
-from typing import Optional
-
-from reflex import assets
-from reflex.utils import console
-
-
-def asset(relative_filename: str, subfolder: Optional[str] = None) -> str:
-    """DEPRECATED: use `rx.asset` with `shared=True` instead.
-
-    Add an asset to the app.
-    Place the file next to your including python file.
-    Copies the file to the app's external assets directory.
-
-    Example:
-    ```python
-    rx.script(src=rx._x.asset("my_custom_javascript.js"))
-    rx.image(src=rx._x.asset("test_image.png","subfolder"))
-    ```
-
-    Args:
-        relative_filename: The relative filename of the asset.
-        subfolder: The directory to place the asset in.
-
-    Returns:
-        The relative URL to the copied asset.
-    """
-    console.deprecate(
-        feature_name="rx._x.asset",
-        reason="Use `rx.asset` with `shared=True` instead of `rx._x.asset`.",
-        deprecation_version="0.6.6",
-        removal_version="0.7.0",
-    )
-    return assets.asset(
-        relative_filename, shared=True, subfolder=subfolder, _stack_level=2
-    )

reflex/experimental/layout.py

@@ -4,9 +4,9 @@ from __future__ import annotations
 
 from typing import Any, List
 
-from reflex import color, cond
 from reflex.components.base.fragment import Fragment
 from reflex.components.component import Component, ComponentNamespace, MemoizationLeaf
+from reflex.components.core import color, cond
 from reflex.components.radix.primitives.drawer import DrawerRoot, drawer
 from reflex.components.radix.themes.components.icon_button import IconButton
 from reflex.components.radix.themes.layout.box import Box

reflex/experimental/layout.pyi

@@ -5,9 +5,9 @@
 # ------------------------------------------------------
 from typing import Any, Dict, List, Literal, Optional, Union, overload
 
-from reflex import color
 from reflex.components.base.fragment import Fragment
 from reflex.components.component import Component, ComponentNamespace, MemoizationLeaf
+from reflex.components.core import color
 from reflex.components.radix.primitives.drawer import DrawerRoot
 from reflex.components.radix.themes.layout.box import Box
 from reflex.event import BASE_STATE, EventType

reflex/state.py

@@ -1772,7 +1772,7 @@ class BaseState(Base, ABC, extra=pydantic.Extra.allow):
             if (
                 isinstance(value, dict)
                 and inspect.isclass(hinted_args)
-                and not types.is_generic_alias(hinted_args)  # py3.9-py3.10
+                and not types.is_generic_alias(hinted_args)  # py3.10
             ):
                 if issubclass(hinted_args, Model):
                     # Remove non-fields from the payload

reflex/utils/console.py

@@ -49,16 +49,7 @@ def set_log_level(log_level: LogLevel):
         ValueError: If the log level is invalid.
     """
     if not isinstance(log_level, LogLevel):
-        deprecate(
-            feature_name="Passing a string to set_log_level",
-            reason="use reflex.constants.LogLevel enum instead",
-            deprecation_version="0.6.6",
-            removal_version="0.7.0",
-        )
-        try:
-            log_level = getattr(LogLevel, log_level.upper())
-        except AttributeError as ae:
-            raise ValueError(f"Invalid log level: {log_level}") from ae
+        raise ValueError("Invalid log level")
 
     global _LOG_LEVEL
     _LOG_LEVEL = log_level

reflex/utils/exceptions.py

@@ -59,6 +59,19 @@ class VarAttributeError(ReflexError, AttributeError):
     """Custom AttributeError for var related errors."""
 
 
+class VarAnnotationError(ReflexError, TypeError):
+    """Custom TypeError for var annotation related errors."""
+
+    def __init__(self, var_name, annotation_value):
+        """Initialize the exception.
+
+        Args:
+            var_name: The name of the var.
+            annotation_value: The value of the annotation.
+        """
+        super().__init__(f"Invalid annotation for var '{var_name}': {annotation_value}")
+
+
 class UploadValueError(ReflexError, ValueError):
     """Custom ValueError for upload related errors."""
 

reflex/utils/exec.py

@@ -495,48 +495,3 @@ def is_prod_mode() -> bool:
     """
     current_mode = environment.REFLEX_ENV_MODE.get()
     return current_mode == constants.Env.PROD
-
-
-def is_frontend_only() -> bool:
-    """Check if the app is running in frontend-only mode.
-
-    Returns:
-        True if the app is running in frontend-only mode.
-    """
-    console.deprecate(
-        "is_frontend_only() is deprecated and will be removed in a future release.",
-        reason="Use `environment.REFLEX_FRONTEND_ONLY.get()` instead.",
-        deprecation_version="0.6.5",
-        removal_version="0.7.0",
-    )
-    return environment.REFLEX_FRONTEND_ONLY.get()
-
-
-def is_backend_only() -> bool:
-    """Check if the app is running in backend-only mode.
-
-    Returns:
-        True if the app is running in backend-only mode.
-    """
-    console.deprecate(
-        "is_backend_only() is deprecated and will be removed in a future release.",
-        reason="Use `environment.REFLEX_BACKEND_ONLY.get()` instead.",
-        deprecation_version="0.6.5",
-        removal_version="0.7.0",
-    )
-    return environment.REFLEX_BACKEND_ONLY.get()
-
-
-def should_skip_compile() -> bool:
-    """Whether the app should skip compile.
-
-    Returns:
-        True if the app should skip compile.
-    """
-    console.deprecate(
-        "should_skip_compile() is deprecated and will be removed in a future release.",
-        reason="Use `environment.REFLEX_SKIP_COMPILE.get()` instead.",
-        deprecation_version="0.6.5",
-        removal_version="0.7.0",
-    )
-    return environment.REFLEX_SKIP_COMPILE.get()

reflex/utils/format.py

@@ -11,7 +11,6 @@ from typing import TYPE_CHECKING, Any, List, Optional, Union
 from reflex import constants
 from reflex.constants.state import FRONTEND_EVENT_STATE
 from reflex.utils import exceptions
-from reflex.utils.console import deprecate
 
 if TYPE_CHECKING:
     from reflex.components.component import ComponentStyle
@@ -502,37 +501,6 @@ if TYPE_CHECKING:
     from reflex.vars import Var
 
 
-def format_event_chain(
-    event_chain: EventChain | Var[EventChain],
-    event_arg: Var | None = None,
-) -> str:
-    """DEPRECATED: format an event chain as a javascript invocation.
-
-    Use str(rx.Var.create(event_chain)) instead.
-
-    Args:
-        event_chain: The event chain to format.
-        event_arg: this argument is ignored.
-
-    Returns:
-        Compiled javascript code to queue the given event chain on the frontend.
-    """
-    deprecate(
-        feature_name="format_event_chain",
-        reason="Use str(rx.Var.create(event_chain)) instead",
-        deprecation_version="0.6.0",
-        removal_version="0.7.0",
-    )
-
-    from reflex.vars import Var
-    from reflex.vars.function import ArgsFunctionOperation
-
-    result = Var.create(event_chain)
-    if isinstance(result, ArgsFunctionOperation):
-        result = result._return_expr
-    return str(result)
-
-
 def format_queue_events(
     events: EventType | None = None,
     args_spec: Optional[ArgsSpec] = None,

reflex/utils/prerequisites.py

@@ -75,18 +75,6 @@ def get_web_dir() -> Path:
     return environment.REFLEX_WEB_WORKDIR.get()
 
 
-def _python_version_check():
-    """Emit deprecation warning for deprecated python versions."""
-    # Check for end-of-life python versions.
-    if sys.version_info < (3, 10):
-        console.deprecate(
-            feature_name="Support for Python 3.9 and older",
-            reason="please upgrade to Python 3.10 or newer",
-            deprecation_version="0.6.0",
-            removal_version="0.7.0",
-        )
-
-
 def check_latest_package_version(package_name: str):
     """Check if the latest version of the package is installed.
 
@@ -109,8 +97,6 @@ def check_latest_package_version(package_name: str):
             console.warn(
                 f"Your version ({current_version}) of {package_name} is out of date. Upgrade to {latest_version} with 'pip install {package_name} --upgrade'"
             )
-        # Check for deprecated python versions
-        _python_version_check()
     except Exception:
         pass
 

reflex/utils/telemetry.py

@@ -122,10 +122,10 @@ def _prepare_event(event: str, **kwargs) -> dict:
         return {}
 
     if UTC is None:
-        # for python 3.9 & 3.10
+        # for python 3.10
         stamp = datetime.utcnow().isoformat()
     else:
-        # for python 3.11 & 3.12
+        # for python 3.11 & later
         stamp = datetime.now(UTC).isoformat()
 
     cpuinfo = get_cpu_info()

reflex/vars/base.py

@@ -541,38 +541,17 @@ class Var(Generic[VAR_TYPE]):
     def create(
         cls,
         value: Any,
-        _var_is_local: bool | None = None,
-        _var_is_string: bool | None = None,
         _var_data: VarData | None = None,
     ) -> Var:
         """Create a var from a value.
 
         Args:
             value: The value to create the var from.
-            _var_is_local: Whether the var is local. Deprecated.
-            _var_is_string: Whether the var is a string literal. Deprecated.
             _var_data: Additional hooks and imports associated with the Var.
 
         Returns:
             The var.
         """
-        if _var_is_local is not None:
-            console.deprecate(
-                feature_name="_var_is_local",
-                reason="The _var_is_local argument is not supported for Var."
-                "If you want to create a Var from a raw Javascript expression, use the constructor directly",
-                deprecation_version="0.6.0",
-                removal_version="0.7.0",
-            )
-        if _var_is_string is not None:
-            console.deprecate(
-                feature_name="_var_is_string",
-                reason="The _var_is_string argument is not supported for Var."
-                "If you want to create a Var from a raw Javascript expression, use the constructor directly",
-                deprecation_version="0.6.0",
-                removal_version="0.7.0",
-            )
-
         # If the value is already a var, do nothing.
         if isinstance(value, Var):
             return value
@@ -581,12 +560,6 @@ class Var(Generic[VAR_TYPE]):
         if not isinstance(value, str):
             return LiteralVar.create(value)
 
-        if _var_is_string is False or _var_is_local is True:
-            return cls(
-                _js_expr=value,
-                _var_data=_var_data,
-            )
-
         return LiteralVar.create(value, _var_data=_var_data)
 
     @classmethod

tests/integration/init-test/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.9
+FROM python:3.10
 
 ARG USERNAME=kerrigan
 RUN useradd -m $USERNAME