def start_kernel(self, **kw):
"""Starts a kernel process and configures the manager to use it.
If random ports (port=0) are being used, this method must be called
before the channels are created.
Parameters:
-----------
launcher : callable, optional (default None)
A custom function for launching the kernel process (generally a
wrapper around ``entry_point.base_launch_kernel``). In most cases,
it should not be necessary to use this parameter.
**kw : optional
See respective options for IPython and Python kernels.
"""
if self.transport == 'tcp' and self.ip not in LOCAL_IPS:
raise RuntimeError("Can only launch a kernel on a local interface. "
"Make sure that the '*_address' attributes are "
"configured properly. "
"Currently valid addresses are: %s"%LOCAL_IPS
)
# write connection file / get default ports
self.write_connection_file()
self._launch_args = kw.copy()
launch_kernel = kw.pop('launcher', None)
if launch_kernel is None:
from ipkernel import launch_kernel
self.kernel = launch_kernel(fname=self.connection_file, **kw)
def start_kernel(self, **kw):
"""Starts a kernel process and configures the manager to use it.
If random ports (port=0) are being used, this method must be called
before the channels are created.
Parameters:
-----------
ipython : bool, optional (default True)
Whether to use an IPython kernel instead of a plain Python kernel.
"""
xreq, sub, rep, hb = self.xreq_address, self.sub_address, \
self.rep_address, self.hb_address
if xreq[0] not in LOCAL_IPS or sub[0] not in LOCAL_IPS or \
rep[0] not in LOCAL_IPS or hb[0] not in LOCAL_IPS:
raise RuntimeError("Can only launch a kernel on a local interface. "
"Make sure that the '*_address' attributes are "
"configured properly. "
"Currently valid addresses are: %s"%LOCAL_IPS
)
self._launch_args = kw.copy()
if kw.pop('ipython', True):
from ipkernel import launch_kernel
else:
from pykernel import launch_kernel
self.kernel, xrep, pub, req, _hb = launch_kernel(
xrep_port=xreq[1], pub_port=sub[1],
req_port=rep[1], hb_port=hb[1], **kw)
self.xreq_address = (xreq[0], xrep)
self.sub_address = (sub[0], pub)
self.rep_address = (rep[0], req)
self.hb_address = (hb[0], _hb)
def start_kernel(self, **kw):
"""Starts a kernel process and configures the manager to use it.
If random ports (port=0) are being used, this method must be called
before the channels are created.
Parameters:
-----------
ipython : bool, optional (default True)
Whether to use an IPython kernel instead of a plain Python kernel.
"""
xreq, sub, rep, hb = self.xreq_address, self.sub_address, \
self.rep_address, self.hb_address
if xreq[0] not in LOCAL_IPS or sub[0] not in LOCAL_IPS or \
rep[0] not in LOCAL_IPS or hb[0] not in LOCAL_IPS:
raise RuntimeError(
"Can only launch a kernel on a local interface. "
"Make sure that the '*_address' attributes are "
"configured properly. "
"Currently valid addresses are: %s" % LOCAL_IPS)
self._launch_args = kw.copy()
if kw.pop('ipython', True):
from ipkernel import launch_kernel
else:
from pykernel import launch_kernel
self.kernel, xrep, pub, req, _hb = launch_kernel(xrep_port=xreq[1],
pub_port=sub[1],
req_port=rep[1],
hb_port=hb[1],
**kw)
self.xreq_address = (xreq[0], xrep)
self.sub_address = (sub[0], pub)
self.rep_address = (rep[0], req)
self.hb_address = (hb[0], _hb)
def start_kernel(self, **kw):
"""Starts a kernel process and configures the manager to use it.
If random ports (port=0) are being used, this method must be called
before the channels are created.
Parameters:
-----------
launcher : callable, optional (default None)
A custom function for launching the kernel process (generally a
wrapper around ``entry_point.base_launch_kernel``). In most cases,
it should not be necessary to use this parameter.
**kw : optional
See respective options for IPython and Python kernels.
"""
if self.ip not in LOCAL_IPS:
raise RuntimeError(
"Can only launch a kernel on a local interface. "
"Make sure that the '*_address' attributes are "
"configured properly. "
"Currently valid addresses are: %s" % LOCAL_IPS)
# write connection file / get default ports
self.write_connection_file()
self._launch_args = kw.copy()
launch_kernel = kw.pop('launcher', None)
if launch_kernel is None:
from ipkernel import launch_kernel
self.kernel = launch_kernel(fname=self.connection_file, **kw)
def start_kernel(self, **kw):
"""Starts a kernel process and configures the manager to use it.
If random ports (port=0) are being used, this method must be called
before the channels are created.
Parameters:
-----------
ipython : bool, optional (default True)
Whether to use an IPython kernel instead of a plain Python kernel.
launcher : callable, optional (default None)
A custom function for launching the kernel process (generally a
wrapper around ``entry_point.base_launch_kernel``). In most cases,
it should not be necessary to use this parameter.
**kw : optional
See respective options for IPython and Python kernels.
"""
shell, sub, stdin, hb = self.shell_address, self.sub_address, \
self.stdin_address, self.hb_address
if shell[0] not in LOCAL_IPS or sub[0] not in LOCAL_IPS or \
stdin[0] not in LOCAL_IPS or hb[0] not in LOCAL_IPS:
raise RuntimeError("Can only launch a kernel on a local interface. "
"Make sure that the '*_address' attributes are "
"configured properly. "
"Currently valid addresses are: %s"%LOCAL_IPS
)
self._launch_args = kw.copy()
launch_kernel = kw.pop('launcher', None)
if launch_kernel is None:
if kw.pop('ipython', True):
from ipkernel import launch_kernel
else:
from pykernel import launch_kernel
self.kernel, xrep, pub, req, _hb = launch_kernel(
shell_port=shell[1], iopub_port=sub[1],
stdin_port=stdin[1], hb_port=hb[1], **kw)
self.shell_address = (shell[0], xrep)
self.sub_address = (sub[0], pub)
self.stdin_address = (stdin[0], req)
self.hb_address = (hb[0], _hb)
