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Fix HEAD requests for kernelspec resources...
Fix HEAD requests for kernelspec resources Closes gh-7237 Closes gh-7258 StaticFileHandler.get() is a coroutine. When Tornado calls a handler method, it uses the return value to determine whether or not it's a coroutine. So when head() calls get(), it needs to pass the return value on for Tornado to handle it properly.

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__init__.py
17 lines | 800 B | text/x-python | PythonLexer
import os
from terminado import NamedTermManager
from IPython.html.utils import url_path_join as ujoin
from .handlers import TerminalHandler, TermSocket
from . import api_handlers
def initialize(webapp):
shell = os.environ.get('SHELL', 'sh')
terminal_manager = webapp.settings['terminal_manager'] = NamedTermManager(shell_command=[shell])
base_url = webapp.settings['base_url']
handlers = [
(ujoin(base_url, r"/terminals/(\w+)"), TerminalHandler),
(ujoin(base_url, r"/terminals/websocket/(\w+)"), TermSocket,
{'term_manager': terminal_manager}),
(ujoin(base_url, r"/api/terminals"), api_handlers.TerminalRootHandler),
(ujoin(base_url, r"/api/terminals/(\w+)"), api_handlers.TerminalHandler),
]
webapp.add_handlers(".*$", handlers)