52 lines
1.3 KiB
Python
52 lines
1.3 KiB
Python
from langchain_core.tools import tool
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from prompt_toolkit import PromptSession
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from prompt_toolkit.key_binding import KeyBindings
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from rich.console import Console
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from rich.panel import Panel
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from rich.markdown import Markdown
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console = Console()
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def create_keybindings():
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"""Create custom key bindings for Ctrl+D submission."""
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bindings = KeyBindings()
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@bindings.add('c-d')
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def submit(event):
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"""Trigger submission when Ctrl+D is pressed."""
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event.current_buffer.validate_and_handle()
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return bindings
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@tool
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def ask_human(question: str) -> str:
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"""Ask the human user a question with a nicely formatted display.
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Args:
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question: The question to ask the human user (supports markdown)
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Returns:
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The user's response as a string
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"""
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console.print(Panel(
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Markdown(question + "\n\n*Multiline input is supported; use Ctrl+D to submit. Use Ctrl+C to exit the program.*"),
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title="💭 Question for Human",
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border_style="yellow bold"
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))
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session = PromptSession(
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multiline=True,
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key_bindings=create_keybindings(),
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prompt_continuation='. ',
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)
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print()
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response = session.prompt(
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"> ",
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wrap_lines=True
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)
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print()
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return response
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