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Merge pull request #7083 from takluyver/server-extensions

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Add support for notebook server extensions
This commit is contained in:
Jonathan Frederic 2014-12-12 10:18:05 -08:00
commit 87baffc5b0
1 changed files with 25 additions and 0 deletions
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25
IPython/html/notebookapp.py
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@ -9,6 +9,7 @@ from __future__ import print_function
import base64 import base64
import datetime import datetime
import errno import errno
import importlib
import io import io
import json import json
import logging import logging
@ -709,6 +710,11 @@ class NotebookApp(BaseIPythonApplication):
self.config.FileContentsManager.root_dir = new self.config.FileContentsManager.root_dir = new
self.config.MappingKernelManager.root_dir = new self.config.MappingKernelManager.root_dir = new
server_extensions = List(Unicode(), config=True,
help=("Python modules to load as notebook server extensions. "
"This is an experimental API, and may change in future releases.")
)
def parse_command_line(self, argv=None): def parse_command_line(self, argv=None):
super(NotebookApp, self).parse_command_line(argv) super(NotebookApp, self).parse_command_line(argv)
@ -915,6 +921,24 @@ class NotebookApp(BaseIPythonApplication):
elif status == 'unclean': elif status == 'unclean':
self.log.warn("components submodule unclean, you may see 404s on static/components") self.log.warn("components submodule unclean, you may see 404s on static/components")
self.log.warn("run `setup.py submodule` or `git submodule update` to update") self.log.warn("run `setup.py submodule` or `git submodule update` to update")
def init_server_extensions(self):
"""Load any extensions specified by config.
Import the module, then call the load_jupyter_server_extension function,
if one exists.
The extension API is experimental, and may change in future releases.
"""
for modulename in self.server_extensions:
try:
mod = importlib.import_module(modulename)
func = getattr(mod, 'load_jupyter_server_extension', None)
if func is not None:
func(self)
except Exception:
self.log.warn("Error loading server extension %s", modulename,
exc_info=True)
@catch_config_error @catch_config_error
def initialize(self, argv=None): def initialize(self, argv=None):
@ -926,6 +950,7 @@ class NotebookApp(BaseIPythonApplication):
self.init_webapp() self.init_webapp()
self.init_terminals() self.init_terminals()
self.init_signal() self.init_signal()
self.init_server_extensions()
def cleanup_kernels(self): def cleanup_kernels(self):
"""Shutdown all kernels. """Shutdown all kernels.