Files
crewAI/lib/crewai/src/crewai/a2a/templates.py
Greyson LaLonde e134e5305b Gl/feat/a2a refactor (#3793)
* feat: agent metaclass, refactor a2a to wrappers

* feat: a2a schemas and utils

* chore: move agent class, update imports

* refactor: organize imports to avoid circularity, add a2a to console

* feat: pass response_model through call chain

* feat: add standard openapi spec serialization to tools and structured output

* feat: a2a events

* chore: add a2a to pyproject

* docs: minimal base for learn docs

* fix: adjust a2a conversation flow, allow llm to decide exit until max_retries

* fix: inject agent skills into initial prompt

* fix: format agent card as json in prompt

* refactor: simplify A2A agent prompt formatting and improve skill display

* chore: wide cleanup

* chore: cleanup logic, add auth cache, use json for messages in prompt

* chore: update docs

* fix: doc snippets formatting

* feat: optimize A2A agent card fetching and improve error reporting

* chore: move imports to top of file

* chore: refactor hasattr check

* chore: add httpx-auth, update lockfile

* feat: create base public api

* chore: cleanup modules, add docstrings, types

* fix: exclude extra fields in prompt

* chore: update docs

* tests: update to correct import

* chore: lint for ruff, add missing import

* fix: tweak openai streaming logic for response model

* tests: add reimport for test

* tests: add reimport for test

* fix: don't set a2a attr if not set

* fix: don't set a2a attr if not set

* chore: update cassettes

* tests: fix tests

* fix: use instructor and dont pass response_format for litellm

* chore: consolidate event listeners, add typing

* fix: address race condition in test, update cassettes

* tests: add correct mocks, rerun cassette for json

* tests: update cassette

* chore: regenerate cassette after new run

* fix: make token manager access-safe

* fix: make token manager access-safe

* merge

* chore: update test and cassete for output pydantic

* fix: tweak to disallow deadlock

* chore: linter

* fix: adjust event ordering for threading

* fix: use conditional for batch check

* tests: tweak for emission

* tests: simplify api + event check

* fix: ensure non-function calling llms see json formatted string

* tests: tweak message comparison

* fix: use internal instructor for litellm structure responses

---------

Co-authored-by: Mike Plachta <mike@crewai.com>
2025-10-31 18:42:03 -07:00

30 lines
1003 B
Python

"""String templates for A2A (Agent-to-Agent) protocol messaging and status."""
from string import Template
from typing import Final
AVAILABLE_AGENTS_TEMPLATE: Final[Template] = Template(
"\n<AVAILABLE_A2A_AGENTS>\n $available_a2a_agents\n</AVAILABLE_A2A_AGENTS>\n"
)
PREVIOUS_A2A_CONVERSATION_TEMPLATE: Final[Template] = Template(
"\n<PREVIOUS_A2A_CONVERSATION>\n"
" $previous_a2a_conversation"
"\n</PREVIOUS_A2A_CONVERSATION>\n"
)
CONVERSATION_TURN_INFO_TEMPLATE: Final[Template] = Template(
"\n<CONVERSATION_PROGRESS>\n"
' turn="$turn_count"\n'
' max_turns="$max_turns"\n'
" $warning"
"\n</CONVERSATION_PROGRESS>\n"
)
UNAVAILABLE_AGENTS_NOTICE_TEMPLATE: Final[Template] = Template(
"\n<A2A_AGENTS_STATUS>\n"
" NOTE: A2A agents were configured but are currently unavailable.\n"
" You cannot delegate to remote agents for this task.\n\n"
" Unavailable Agents:\n"
" $unavailable_agents"
"\n</A2A_AGENTS_STATUS>\n"
)