upstream/ipython Files · IPython/utils/sentinel.py

Avoid calling the input transformer twice in the execution stack....

Avoid calling the input transformer twice in the execution stack. This should allow to register input transformers that have side effects, at least in Notebooks. Right now there are sill multiple calls which may happen in the terminal on execution requests.

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             sentinel.py
        
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      """Sentinel class for constants with useful reprs"""

      # Copyright (c) IPython Development Team.

      # Distributed under the terms of the Modified BSD License.

      class Sentinel(object):

          def __init__(self, name, module, docstring=None):

              self.name = name

              self.module = module

              if docstring:

                  self.__doc__ = docstring

          def __repr__(self):

              return str(self.module)+'.'+self.name

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				"""Sentinel class for constants with useful reprs"""

				# Copyright (c) IPython Development Team.
				# Distributed under the terms of the Modified BSD License.

				class Sentinel(object):

				def __init__(self, name, module, docstring=None):
				self.name = name
				self.module = module
				if docstring:
				self.__doc__ = docstring


				def __repr__(self):
				return str(self.module)+'.'+self.name