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from agents import Agent, Runner, RunConfig, function_tool
import subprocess
@function_tool
async def codex(request: str) -> str:
return str(subprocess.check_output(['codex', 'exec',request]))
@function_tool
async def create_pr(branch: str, title: str, body: str = "") -> str:
"""Create a pull request for the given branch and description."""
return f"Simulated PR created for branch '{branch}' with title '{title}'"
@function_tool
async def notify(channel: str, message: str) -> str:
"""Send a notification to a given communication channel."""
print(f"[{channel}] {message}")
return "notified"
notifier_agent = Agent(
name="NotifierAgent",
instructions=(
"You are the communication layer for the DevEx system. "
"Your job is to summarize important outcomes and send clear, concise messages to the relevant stakeholders. "
"You DO NOT make technical changes yourself — you simply report or announce results. "
"Use the `notify` tool to deliver updates. "
"Always specify the target channel (e.g., 'slack', 'github', or 'email'). "
"Your responses should be short, actionable, and easy to read."
),
tools=[notify],
)
patch_reviewer_agent = Agent(
name="PatchReviewer",
instructions=(
"You are a senior-level code reviewer responsible for evaluating proposed patches. "
"You review code diffs, changes, or pull requests to ensure they follow best practices. "
"Your feedback should be precise, constructive, and focused on maintainability, clarity, and DevEx impact. "
"If the patch is acceptable, summarize why. If not, list clear improvement points. "
"Output format:\n"
"```\nReview Summary:\n- ...\nDecision: APPROVE | REQUEST CHANGES\n```"
)
)
code_agent = Agent(
name="CodeAgent",
instructions=(
"You are a hands-on software automation agent. "
"You can perform code-related actions in the repository using the `codex` tool, "
"and you can open pull requests using `create_pr`. "
"When you receive a task, determine what change or fix is needed, execute it, "
"and, if appropriate, create a new PR. "
"Once your work is done, transfer to the PatchReviewer to review the changes. "
"Always explain briefly what change you made and why before creating the PR."
),
handoffs=[patch_reviewer_agent],
tools=[codex, create_pr],
)
triaging_agent = Agent(
name="DevEx Triager",
instructions=(
"You are the DevEx Orchestrator — a high-level system that monitors CI/CD events, code health, and developer experience. "
"You receive event messages describing issues, failures, or changes in the engineering workflow. "
"Your responsibilities are:\n"
"1. Understand the event and determine its relevance.\n"
"2. If it requires a code modification or fix, transfer to the CodeAgent.\n"
"3. If it concerns code review quality or standards, transfer to the PatchReviewer.\n"
"4. If it only needs a status update or alert, transfer to the NotifierAgent.\n"
"5. If no action is required, explain briefly why.\n\n"
"You are proactive but conservative — only act when it clearly improves DevEx or code quality. "
"Always summarize your reasoning before transferring to another agent."
),
handoffs=[code_agent, patch_reviewer_agent, notifier_agent],
)
def main():
print("🤖 DevEx Triager listening for events...")
while True:
event = input("Event> ")
result = Runner.run_sync(triaging_agent, event, run_config=RunConfig(tracing_disabled=True))
print(result.final_output)
if __name__ == "__main__":
main()
|
