def __init__(self, computers = None, default_computer_config = None,
max_kernel_timeout = 0.0, tmp_dir = None):
self._kernel_queue = Queue()
self._kernels = {} #kernel_id: {"comp_id": comp_id, "connection": {"key": hmac_key, "hb_port": hb, "iopub_port": iopub, "shell_port": shell, "stdin_port": stdin, "referer": referer, "remote_ip": remote_ip}}
self._comps = {} #comp_id: {"host:"", "port": ssh_port, "kernels": {}, "max": #, "beat_interval": Float, "first_beat": Float, "resource_limits": {resource: limit}}
self._clients = {} #comp_id: {"ssh": paramiko client}
self._sessions = {} # kernel_id: Session
self._sender = sender.AsyncSender() # Manages asynchronous communication
self.context = zmq.Context()
self.default_computer_config = default_computer_config
self.max_kernel_timeout = float(max_kernel_timeout)
self.tmp_dir = tmp_dir
if computers is not None:
for comp in computers:
comp_id = self.add_computer(comp)
preforked = comp.get("preforked_kernels", 0)
if preforked:
for i in range(preforked):
self.new_session_prefork(comp_id = comp_id)
logger.debug("Requested %d preforked kernels"%preforked)
def __init__(self,
computers=None,
default_computer_config=None,
kernel_timeout=None):
self._kernels = {
} #kernel_id: {"comp_id": comp_id, "connection": {"key": hmac_key, "hb_port": hb, "iopub_port": iopub, "shell_port": shell, "stdin_port": stdin}}
self._comps = {
} #comp_id: {"host:"", "port": ssh_port, "kernels": {}, "max": #, "beat_interval": Float, "first_beat": Float, "resource_limits": {resource: limit}}
self._clients = {} #comp_id: {"ssh": paramiko client}
self._sessions = {} # kernel_id: Session
self._sender = sender.AsyncSender(
) # Manages asynchronous communication
self.context = zmq.Context()
self.default_computer_config = default_computer_config
self.kernel_timeout = kernel_timeout
if kernel_timeout is None:
self.kernel_timeout = 0.0
if computers is not None:
for comp in computers:
self.add_computer(comp)