upstream/ipython Files · IPython/frontend/html/notebook/__init__.py

qtconsole: fix race-cond, handle multiple exec...

qtconsole: fix race-cond, handle multiple exec fix race condition in qtconsole due to a race condition beween the population of the magic menu and the first prompt request. Resolved by upgrading the logic of the console to handle several executions request in parallel. Some namedTuple might still carry redundent information but the fix is the first priority fixes , introduced by

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             __init__.py
        
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             / IPython / frontend / html / notebook / __init__.py
          
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      """The IPython HTML Notebook"""

      # check for tornado 2.1.0

      msg = "The IPython Notebook requires tornado >= 2.1.0"

      try:

          import tornado

      except ImportError:

          raise ImportError(msg)

      else:

          if tornado.version_info < (2,1,0):

              raise ImportError(msg+", but you have %s"%tornado.version)

      del msg

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				"""The IPython HTML Notebook"""

				# check for tornado 2.1.0
				msg = "The IPython Notebook requires tornado >= 2.1.0"
				try:
				import tornado
				except ImportError:
				raise ImportError(msg)
				else:
				if tornado.version_info < (2,1,0):
				raise ImportError(msg+", but you have %s"%tornado.version)
				del msg