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hermes-agent/tools/environments/modal.py

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2026-02-21 22:31:43 -08:00
"""Modal cloud execution environment wrapping mini-swe-agent's SwerexModalEnvironment."""
import uuid
from tools.environments.base import BaseEnvironment
class ModalEnvironment(BaseEnvironment):
"""Modal cloud execution via mini-swe-agent.
Wraps SwerexModalEnvironment and adds sudo -S support.
Async-safety patches are applied once before first use so Modal
works inside any event loop (Atropos, gateway, etc.).
"""
_patches_applied = False
def __init__(self, image: str, cwd: str = "/root", timeout: int = 60):
super().__init__(cwd=cwd, timeout=timeout)
if not ModalEnvironment._patches_applied:
try:
from environments.patches import apply_patches
apply_patches()
except ImportError:
pass
ModalEnvironment._patches_applied = True
from minisweagent.environments.extra.swerex_modal import SwerexModalEnvironment
self._inner = SwerexModalEnvironment(
image=image, cwd=cwd, timeout=timeout,
startup_timeout=180.0, runtime_timeout=3600.0,
)
def execute(self, command: str, cwd: str = "", *,
timeout: int | None = None,
stdin_data: str | None = None) -> dict:
if stdin_data is not None:
marker = f"HERMES_EOF_{uuid.uuid4().hex[:8]}"
while marker in stdin_data:
marker = f"HERMES_EOF_{uuid.uuid4().hex[:8]}"
command = f"{command} << '{marker}'\n{stdin_data}\n{marker}"
exec_command = self._prepare_command(command)
return self._inner.execute(exec_command, cwd=cwd, timeout=timeout)
def cleanup(self):
if hasattr(self._inner, 'stop'):
self._inner.stop()