def get_client(cf, profile=None): """ Usage: >>> kc = get_client('kernel-143a2687-f294-42b1-bdcb-6f1cc2f4cc87.json', 'dale') >>> data = kc.execute("'123'") >>> data {u'text/plain': u'123'} """ connection_file = find_connection_file(cf, profile=profile) km = KernelManager(connection_file=connection_file) km.load_connection_file() client = km.client() return KernelClient(client)
def km_from_string(s=''): """create kernel manager from IPKernelApp string such as '--shell=47378 --iopub=39859 --stdin=36778 --hb=52668' for IPython 0.11 or just 'kernel-12345.json' for IPython 0.12 """ try: import IPython except ImportError: raise ImportError("Could not find IPython. " + _install_instructions) # Modified by BoPeng # #from IPython.config.loader import KeyValueConfigLoader from traitlets.config.loader import KeyValueConfigLoader try: # Updated by Bo Peng for module names from jupyter_client.manager import KernelManager from jupyter_client import find_connection_file except ImportError: # IPython < 1.0 from IPython.zmq.blockingkernelmanager import BlockingKernelManager as KernelManager from IPython.zmq.kernelapp import kernel_aliases try: from IPython.lib.kernel import find_connection_file except ImportError: # < 0.12, no find_connection_file pass global km, kc, send s = s.replace('--existing', '') if 'connection_file' in KernelManager.class_trait_names(): # 0.12 uses files instead of a collection of ports # include default IPython search path # filefind also allows for absolute paths, in which case the search # is ignored try: # XXX: the following approach will be brittle, depending on what # connection strings will end up looking like in the future, and # whether or not they are allowed to have spaces. I'll have to sync # up with the IPython team to address these issues -pi if '--profile' in s: k,p = s.split('--profile') k = k.lstrip().rstrip() # kernel part of the string p = p.lstrip().rstrip() # profile part of the string fullpath = find_connection_file(k,p) else: fullpath = find_connection_file(s.lstrip().rstrip()) except IOError as e: echo(":IPython " + s + " failed", "Info") echo("^-- failed '" + s + "' not found", "Error") return km = KernelManager(connection_file = fullpath) km.load_connection_file() else: if s == '': echo(":IPython 0.11 requires the full connection string") return loader = KeyValueConfigLoader(s.split(), aliases=kernel_aliases) cfg = loader.load_config()['KernelApp'] try: km = KernelManager( shell_address=(ip, cfg['shell_port']), sub_address=(ip, cfg['iopub_port']), stdin_address=(ip, cfg['stdin_port']), hb_address=(ip, cfg['hb_port'])) except KeyError as e: echo(":IPython " +s + " failed", "Info") echo("^-- failed --"+e.message.replace('_port','')+" not specified", "Error") return try: kc = km.client() except AttributeError: # 0.13 kc = km kc.start_channels() try: send = kc.execute except AttributeError: # < 3.0 send = kc.shell_channel.execute #XXX: backwards compatibility for IPython < 0.13 try: import inspect sc = kc.shell_channel num_oinfo_args = len(inspect.getargspec(sc.object_info).args) if num_oinfo_args == 2: # patch the object_info method which used to only take one argument klass = sc.__class__ klass._oinfo_orig = klass.object_info klass.object_info = lambda s,x,y: s._oinfo_orig(x) except Exception: pass #XXX: backwards compatibility for IPython < 1.0 if not hasattr(kc, 'iopub_channel'): kc.iopub_channel = kc.sub_channel # now that we're connect to an ipython kernel, activate completion # machinery, but do so only for the local buffer if the user added the # following line the vimrc: # let g:ipy_completefunc = 'local' vim.command(""" if g:ipy_completefunc == 'global' set completefunc=CompleteIPython elseif g:ipy_completefunc == 'local' setl completefunc=CompleteIPython endif """) # also activate GUI doc balloons if in gvim vim.command(""" if has('balloon_eval') set bexpr=IPythonBalloonExpr() endif """) set_pid() return km
def km_from_string(s=''): """create kernel manager from IPKernelApp string such as '--shell=47378 --iopub=39859 --stdin=36778 --hb=52668' for IPython 0.11 or just 'kernel-12345.json' for IPython 0.12 """ try: import IPython except ImportError: raise ImportError("Could not find IPython. " + _install_instructions) try: from traitlets.config.loader import KeyValueConfigLoader except ImportError: # IPython <= 3.0 from IPython.config.loader import KeyValueConfigLoader try: from jupyter_client.manager import KernelManager from jupyter_client.connect import find_connection_file except ImportError: # IPython <= 3.0 try: from IPython.kernel import ( KernelManager, find_connection_file, ) except ImportError: # IPython < 1.0 from IPython.zmq.blockingkernelmanager import BlockingKernelManager as KernelManager from IPython.zmq.kernelapp import kernel_aliases try: from IPython.lib.kernel import find_connection_file except ImportError: # < 0.12, no find_connection_file pass global km, kc, send s = s.replace('--existing', '') if 'connection_file' in KernelManager.class_trait_names(): # 0.12 uses files instead of a collection of ports # include default IPython search path # filefind also allows for absolute paths, in which case the search # is ignored try: # XXX: the following approach will be brittle, depending on what # connection strings will end up looking like in the future, and # whether or not they are allowed to have spaces. I'll have to sync # up with the IPython team to address these issues -pi if '--profile' in s: k,p = s.split('--profile') k = k.lstrip().rstrip() # kernel part of the string p = p.lstrip().rstrip() # profile part of the string fullpath = find_connection_file(k,p) else: s = s.lstrip().rstrip(); if(len(s) == 0): fullpath = find_connection_file() else: fullpath = find_connection_file(s.lstrip().rstrip()) except IOError as e: echo(":IPython " + s + " failed", "Info") echo("^-- failed '" + s + "' not found", "Error") return km = KernelManager(connection_file = fullpath) km.load_connection_file() else: if s == '': echo(":IPython 0.11 requires the full connection string") return loader = KeyValueConfigLoader(s.split(), aliases=kernel_aliases) cfg = loader.load_config()['KernelApp'] try: km = KernelManager( shell_address=(ip, cfg['shell_port']), sub_address=(ip, cfg['iopub_port']), stdin_address=(ip, cfg['stdin_port']), hb_address=(ip, cfg['hb_port'])) except KeyError as e: echo(":IPython " +s + " failed", "Info") echo("^-- failed --"+e.message.replace('_port','')+" not specified", "Error") return try: kc = km.client() except AttributeError: # 0.13 kc = km kc.start_channels() try: send = kc.execute except AttributeError: # < 3.0 send = kc.shell_channel.execute #XXX: backwards compatibility for IPython < 0.13 try: import inspect sc = kc.shell_channel num_oinfo_args = len(inspect.getargspec(sc.object_info).args) if num_oinfo_args == 2: # patch the object_info method which used to only take one argument klass = sc.__class__ klass._oinfo_orig = klass.object_info klass.object_info = lambda s,x,y: s._oinfo_orig(x) except: pass #XXX: backwards compatibility for IPython < 1.0 if not hasattr(kc, 'iopub_channel'): kc.iopub_channel = kc.sub_channel # now that we're connect to an ipython kernel, activate completion # machinery, but do so only for the local buffer if the user added the # following line the vimrc: # let g:ipy_completefunc = 'local' vim.command(""" if g:ipy_completefunc == 'global' set completefunc=CompleteIPython elseif g:ipy_completefunc == 'local' setl completefunc=CompleteIPython endif """) # also activate GUI doc balloons if in gvim vim.command(""" if has('balloon_eval') set bexpr=IPythonBalloonExpr() endif """) set_pid() return km