optimize various functions

reflex/app.py

@@ -1100,12 +1100,18 @@ def _validate_var_dependencies(self, state: type[BaseState] | None = None) -> No
         for substate in state.class_subclasses:
             self._validate_var_dependencies(substate)
 
-    def _compile(self, prerender_routes: bool = False, dry_run: bool = False):
+    def _compile(
+        self,
+        prerender_routes: bool = False,
+        dry_run: bool = False,
+        use_rich: bool = True,
+    ):
         """Compile the app and output it to the pages folder.
 
         Args:
             prerender_routes: Whether to prerender the routes.
             dry_run: Whether to compile the app without saving it.
+            use_rich: Whether to use rich progress bars.
 
         Raises:
             ReflexRuntimeError: When any page uses state, but no rx.State subclass is defined.
@@ -1171,10 +1177,14 @@ def get_compilation_time() -> str:
             return
 
         # Create a progress bar.
-        progress = Progress(
-            *Progress.get_default_columns()[:-1],
-            MofNCompleteColumn(),
-            TimeElapsedColumn(),
+        progress = (
+            Progress(
+                *Progress.get_default_columns()[:-1],
+                MofNCompleteColumn(),
+                TimeElapsedColumn(),
+            )
+            if use_rich
+            else console.PoorProgress()
         )
 
         # try to be somewhat accurate - but still not 100%

reflex/compiler/templates.py

@@ -362,7 +362,7 @@ def context_template(
 export const DispatchContext = createContext(null);
 export const StateContexts = {{{state_contexts_str}}};
 export const EventLoopContext = createContext(null);
-export const clientStorage = {"{}" if client_storage is None else json_dumps(client_storage)}
+export const clientStorage = {"{}" if client_storage is None else json.dumps(client_storage)}
 
 {state_str}
 

reflex/compiler/utils.py

@@ -220,10 +220,13 @@ def compile_state(state: type[BaseState]) -> dict:
 
 def _compile_client_storage_field(
     field: Field,
-) -> tuple[
-    type[Cookie] | type[LocalStorage] | type[SessionStorage] | None,
-    dict[str, Any] | None,
-]:
+) -> (
+    tuple[
+        type[Cookie] | type[LocalStorage] | type[SessionStorage],
+        dict[str, Any],
+    ]
+    | tuple[None, None]
+):
     """Compile the given cookie, local_storage or session_storage field.
 
     Args:

reflex/components/component.py

@@ -419,7 +419,6 @@ def evaluate_style_namespaces(style: ComponentStyle) -> dict:
 
 # Map from component to styling.
 ComponentStyle = dict[str | type[BaseComponent] | Callable | ComponentNamespace, Any]
-ComponentChild = types.PrimitiveType | Var | BaseComponent
 ComponentChildTypes = (*types.PrimitiveTypes, Var, BaseComponent, type(None))
 
 
@@ -480,7 +479,21 @@ def _components_from(
     return ()
 
 
-def _deterministic_hash(value: object) -> int:
+def _hash_str(value: str) -> str:
+    return md5(f'"{value}"'.encode(), usedforsecurity=False).hexdigest()
+
+
+def _hash_sequence(value: Sequence) -> str:
+    return _hash_str(str([_deterministic_hash(v) for v in value]))
+
+
+def _hash_dict(value: dict) -> str:
+    return _hash_sequence(
+        sorted([(k, _deterministic_hash(v)) for k, v in value.items()])
+    )
+
+
+def _deterministic_hash(value: object) -> str:
     """Hash a rendered dictionary.
 
     Args:
@@ -492,37 +505,28 @@ def _deterministic_hash(value: object) -> int:
     Raises:
         TypeError: If the value is not hashable.
     """
-    if isinstance(value, BaseComponent):
-        # If the value is a component, hash its rendered code.
-        rendered_code = value.render()
-        return _deterministic_hash(rendered_code)
-    if isinstance(value, Var):
-        return _deterministic_hash((value._js_expr, value._get_all_var_data()))
-    if isinstance(value, VarData):
-        return _deterministic_hash(dataclasses.asdict(value))
-    if isinstance(value, dict):
-        # Sort the dictionary to ensure consistent hashing.
-        return _deterministic_hash(
-            tuple(sorted((k, _deterministic_hash(v)) for k, v in value.items()))
-        )
-    if isinstance(value, int):
+    if value is None:
+        # Hash None as a special case.
+        return "None"
+    if isinstance(value, (int, float, enum.Enum)):
         # Hash numbers and booleans directly.
-        return int(value)
-    if isinstance(value, float):
-        return _deterministic_hash(str(value))
+        return str(value)
     if isinstance(value, str):
-        return int(md5(f'"{value}"'.encode()).hexdigest(), 16)
+        return _hash_str(value)
+    if isinstance(value, dict):
+        return _hash_dict(value)
     if isinstance(value, (tuple, list)):
         # Hash tuples by hashing each element.
-        return _deterministic_hash(
-            "[" + ",".join(map(str, map(_deterministic_hash, value))) + "]"
+        return _hash_sequence(value)
+    if isinstance(value, Var):
+        return _hash_str(
+            str((value._js_expr, _deterministic_hash(value._get_all_var_data())))
         )
-    if isinstance(value, enum.Enum):
-        # Hash enums by their name.
-        return _deterministic_hash(str(value))
-    if value is None:
-        # Hash None as a special case.
-        return _deterministic_hash("None")
+    if isinstance(value, VarData):
+        return _hash_dict(dataclasses.asdict(value))
+    if isinstance(value, BaseComponent):
+        # If the value is a component, hash its rendered code.
+        return _hash_dict(value.render())
 
     msg = (
         f"Cannot hash value `{value}` of type `{type(value).__name__}`. "
@@ -1038,9 +1042,13 @@ def _get_component_prop_names(cls) -> set[str]:
             name
             for name in cls.get_fields()
             if name in cls.get_props()
-            and types._issubclass(
-                types.value_inside_optional(types.get_field_type(cls, name)), Component
+            and isinstance(
+                field_type := types.value_inside_optional(
+                    types.get_field_type(cls, name)
+                ),
+                type,
             )
+            and issubclass(field_type, Component)
         }
 
     def _get_components_in_props(self) -> Sequence[BaseComponent]:
@@ -1508,8 +1516,9 @@ def _iter_parent_classes_with_method(cls, method: str) -> Sequence[type[Componen
         Returns:
             A sequence of parent classes that define the method (differently than the base).
         """
+        current_class_method = getattr(Component, method, None)
         seen_methods = (
-            {getattr(Component, method)} if hasattr(Component, method) else set()
+            {current_class_method} if current_class_method is not None else set()
         )
         clzs: list[type[Component]] = []
         for clz in cls.mro():
@@ -1807,7 +1816,7 @@ def extract_var_hooks(hook: Var):
 
         # Add the hook code from add_hooks for each parent class (this is reversed to preserve
         # the order of the hooks in the final output)
-        for clz in reversed(tuple(self._iter_parent_classes_with_method("add_hooks"))):
+        for clz in reversed(self._iter_parent_classes_with_method("add_hooks")):
             for hook in clz.add_hooks(self):
                 if isinstance(hook, Var):
                     extract_var_hooks(hook)
@@ -2457,7 +2466,7 @@ def _get_tag_name(cls, component: Component) -> str | None:
             return None
 
         # Compute the hash based on the rendered code.
-        code_hash = _deterministic_hash(rendered_code)
+        code_hash = _hash_str(_deterministic_hash(rendered_code))
 
         # Format the tag name including the hash.
         return format.format_state_name(

reflex/environment.py

@@ -6,7 +6,6 @@
 import dataclasses
 import enum
 import importlib
-import inspect
 import multiprocessing
 import os
 import platform
@@ -159,7 +158,7 @@ def interpret_plugin_env(value: str, field_name: str) -> Plugin:
         msg = f"Failed to get plugin class {plugin_name!r} from module {import_path!r} for {field_name}: {e}"
         raise EnvironmentVarValueError(msg) from e
 
-    if not inspect.isclass(plugin_class) or not issubclass(plugin_class, Plugin):
+    if not isinstance(plugin_class, type) or not issubclass(plugin_class, Plugin):
         msg = f"Invalid plugin class: {plugin_name!r} for {field_name}. Must be a subclass of Plugin."
         raise EnvironmentVarValueError(msg)
 
@@ -236,7 +235,7 @@ def interpret_env_var_value(
             )
             for i, v in enumerate(value.split(":"))
         ]
-    if inspect.isclass(field_type) and issubclass(field_type, enum.Enum):
+    if isinstance(field_type, type) and issubclass(field_type, enum.Enum):
         return interpret_enum_env(value, field_type, field_name)
 
     msg = f"Invalid type for environment variable {field_name}: {field_type}. This is probably an issue in Reflex."

reflex/istate/data.py

@@ -83,6 +83,11 @@ def from_router_data(cls, router_data: dict) -> "HeaderData":
         )
 
 
+@serializer(to=dict)
+def _serialize_header_data(obj: HeaderData) -> dict:
+    return {k.name: getattr(obj, k.name) for k in dataclasses.fields(obj)}
+
+
 @serializer(to=dict)
 def serialize_frozen_dict_str_str(obj: _FrozenDictStrStr) -> dict:
     """Serialize a _FrozenDictStrStr object to a dict.
@@ -165,6 +170,11 @@ def from_router_data(cls, router_data: dict) -> "PageData":
         )
 
 
+@serializer(to=dict)
+def _serialize_page_data(obj: PageData) -> dict:
+    return dataclasses.asdict(obj)
+
+
 @dataclasses.dataclass(frozen=True)
 class SessionData:
     """An object containing session data."""
@@ -190,6 +200,11 @@ def from_router_data(cls, router_data: dict) -> "SessionData":
         )
 
 
+@serializer(to=dict)
+def _serialize_session_data(obj: SessionData) -> dict:
+    return dataclasses.asdict(obj)
+
+
 @dataclasses.dataclass(frozen=True)
 class RouterData:
     """An object containing RouterData."""

reflex/plugins/sitemap.py

@@ -5,8 +5,7 @@
 from pathlib import Path
 from types import SimpleNamespace
 from typing import TYPE_CHECKING, Literal, TypedDict
-from xml.dom import minidom
-from xml.etree.ElementTree import Element, SubElement, tostring
+from xml.etree.ElementTree import Element, SubElement, indent, tostring
 
 from typing_extensions import NotRequired
 
@@ -104,10 +103,8 @@ def generate_xml(links: Sequence[SitemapLink]) -> str:
         if (priority := link.get("priority")) is not None:
             priority_element = SubElement(url, "priority")
             priority_element.text = str(priority)
-
-    rough_string = tostring(urlset, "utf-8")
-    reparsed = minidom.parseString(rough_string)
-    return reparsed.toprettyxml(indent="  ")
+    indent(urlset, "  ")
+    return tostring(urlset, encoding="utf-8", xml_declaration=True).decode("utf-8")
 
 
 def is_route_dynamic(route: str) -> bool:

reflex/reflex.py

@@ -360,7 +360,13 @@ def run(
     default=False,
     help="Run the command without making any changes.",
 )
-def compile(dry: bool):
+@click.option(
+    "--rich/--no-rich",
+    default=True,
+    is_flag=True,
+    help="Whether to use rich progress bars.",
+)
+def compile(dry: bool, rich: bool):
     """Compile the app in the current directory."""
     import time
 
@@ -371,7 +377,7 @@ def compile(dry: bool):
         _init(name=get_config().app_name)
     get_config(reload=True)
     starting_time = time.monotonic()
-    prerequisites.get_compiled_app(dry_run=dry)
+    prerequisites.get_compiled_app(dry_run=dry, use_rich=rich)
     elapsed_time = time.monotonic() - starting_time
     console.success(f"App compiled successfully in {elapsed_time:.3f} seconds.")
 

reflex/state.py

@@ -1810,7 +1810,7 @@ async def _process_event(
                 hinted_args = value_inside_optional(hinted_args)
             if (
                 isinstance(value, dict)
-                and inspect.isclass(hinted_args)
+                and isinstance(hinted_args, type)
                 and not types.is_generic_alias(hinted_args)  # py3.10
             ):
                 if issubclass(hinted_args, Model):
@@ -2341,7 +2341,7 @@ def _serialize_type(type_: Any) -> str:
     Returns:
         The serialized type.
     """
-    if not inspect.isclass(type_):
+    if not isinstance(type_, type):
         return f"{type_}"
     return f"{type_.__module__}.{type_.__qualname__}"
 

reflex/testing.py

@@ -472,7 +472,7 @@ def get_app_global_source(key: str, value: Any):
         Returns:
             The rendered app global code.
         """
-        if not inspect.isclass(value) and not inspect.isfunction(value):
+        if not isinstance(value, type) and not inspect.isfunction(value):
             return f"{key} = {value!r}"
         return inspect.getsource(value)
 

reflex/utils/console.py

@@ -12,7 +12,7 @@
 from types import FrameType
 
 from rich.console import Console
-from rich.progress import MofNCompleteColumn, Progress, TimeElapsedColumn
+from rich.progress import MofNCompleteColumn, Progress, TaskID, TimeElapsedColumn
 from rich.prompt import Prompt
 
 from reflex.constants import LogLevel
@@ -395,3 +395,47 @@ def timing(msg: str):
         yield
     finally:
         debug(f"[white]\\[timing] {msg}: {time.time() - start:.2f}s[/white]")
+
+
+class PoorProgress:
+    """A poor man's progress bar."""
+
+    def __init__(self):
+        """Initialize the progress bar."""
+        super().__init__()
+        self.tasks = {}
+        self.progress = 0
+        self.total = 0
+
+    def add_task(self, task: str, total: int):
+        """Add a task to the progress bar.
+
+        Args:
+            task: The task name.
+            total: The total number of steps for the task.
+
+        Returns:
+            The task ID.
+        """
+        self.total += total
+        task_id = TaskID(len(self.tasks))
+        self.tasks[task_id] = {"total": total, "current": 0}
+        return task_id
+
+    def advance(self, task: TaskID, advance: int = 1):
+        """Advance the progress of a task.
+
+        Args:
+            task: The task ID.
+            advance: The number of steps to advance.
+        """
+        if task in self.tasks:
+            self.tasks[task]["current"] += advance
+            self.progress += advance
+            _console.print(f"Progress: {self.progress}/{self.total}")
+
+    def start(self):
+        """Start the progress bar."""
+
+    def stop(self):
+        """Stop the progress bar."""