Changed code to support older Python versions

venv/lib/python3.11/site-packages/rich_toolkit/form.py

@@ -0,0 +1,78 @@
+from typing import Any, Callable, Optional
+
+from rich_toolkit.element import Element
+from rich_toolkit.spacer import Spacer
+from rich_toolkit.styles import BaseStyle
+
+from .button import Button
+from .container import Container
+from .input import Input
+
+
+class Form(Container):
+    def __init__(self, title: str, style: BaseStyle):
+        super().__init__(style)
+
+        self.title = title
+
+    def _append_element(self, element: Element):
+        if len(self.elements) > 0:
+            self.elements.append(Spacer())
+
+        self.elements.append(element)
+
+    def add_input(
+        self,
+        name: str,
+        label: str,
+        placeholder: Optional[str] = None,
+        password: bool = False,
+        inline: bool = False,
+        required: bool = False,
+        **metadata: Any,
+    ):
+        input = Input(
+            label=label,
+            placeholder=placeholder,
+            name=name,
+            password=password,
+            inline=inline,
+            required=required,
+            **metadata,
+        )
+
+        self._append_element(input)
+
+    def add_button(
+        self,
+        name: str,
+        label: str,
+        callback: Optional[Callable] = None,
+        **metadata: Any,
+    ):
+        button = Button(name=name, label=label, callback=callback, **metadata)
+        self._append_element(button)
+
+    def run(self):
+        super().run()
+
+        return self._collect_data()
+
+    def handle_enter_key(self) -> bool:
+        all_valid = True
+
+        for element in self.elements:
+            if isinstance(element, Input):
+                element.on_validate()
+
+                if element.valid is False:
+                    all_valid = False
+
+        return all_valid
+
+    def _collect_data(self) -> dict:
+        return {
+            input.name: input.text
+            for input in self.elements
+            if isinstance(input, Input)
+        }