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Add Job.localExec() that runs the bifrost2 job setup #52

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Add Job.localExec() that runs the bifrost2 job setup #52

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19 changes: 19 additions & 0 deletions dcp/api/job.py
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,7 @@ def __init__(self, job_js):
self._wrapper_set_attribute("_exec_called", False)
self.aio.exec = self._exec;
self.aio.wait = self._wait;
self.aio.localExec = self._local_exec

def _get_raw_work_function(self):
"""
Expand Down Expand Up @@ -154,6 +155,21 @@ def handle_accepted():

return accepted_future

def _local_exec(self, cores=1, *args):
self._before_exec()
self._wrapper_set_attribute("_exec_called", True)
accepted_future = asyncio.Future()
def handle_accepted():
accepted_future.set_result(self.js_ref.id)
self.js_ref.on('accepted', handle_accepted)
run = asyncio.ensure_future(self.js_ref.localExec(cores, *dry.class_manager.unwrap_args(args)))
def handle_run_done(run):
if run.exception() and not accepted_future.done():
accepted_future.set_exception(run.exception())
run.add_done_callback(handle_run_done)

return accepted_future

def _wait(self):
if not self._exec_called:
raise Exception("Wait called before exec()")
Expand All @@ -174,6 +190,9 @@ def exec(self, *args):
results = dry.aio.blockify(self._exec)(*args)
return results

def localExec(self, cores=1, *args):
return dry.aio.blockify(self._local_exec)(cores, *args)

def wait(self):
return dry.aio.blockify(self._wait)()

Expand Down
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