environment/lib/python2.7/site-packages/IPython/core/interactiveshell.py
def _get_exc_info(self, exc_tuple=None):
        """get exc_info from a given tuple, sys.exc_info() or sys.last_type etc.
        
        Ensures sys.last_type,value,traceback hold the exc_info we found,
        from whichever source.
        
        raises ValueError if none of these contain any information
        """
        if exc_tuple is None:
            etype, value, tb = sys.exc_info()
        else:
            etype, value, tb = exc_tuple

        if etype is None:
            if hasattr(sys, 'last_type'):
                etype, value, tb = sys.last_type, sys.last_value, \
                                   sys.last_traceback
        
        if etype is None:
            raise ValueError("No exception to find")
        
        # Now store the exception info in sys.last_type etc.
        # WARNING: these variables are somewhat deprecated and not
        # necessarily safe to use in a threaded environment, but tools
        # like pdb depend on their existence, so let's set them.  If we
        # find problems in the field, we'll need to revisit their use.
        sys.last_type = etype
        sys.last_value = value
        sys.last_traceback = tb
        
        return etype, value, tb
def _get_exc_info(self, exc_tuple=None):
        """get exc_info from a given tuple, sys.exc_info() or sys.last_type etc.
        
        Ensures sys.last_type,value,traceback hold the exc_info we found,
        from whichever source.
        
        raises ValueError if none of these contain any information
        """
        if exc_tuple is None:
            etype, value, tb = sys.exc_info()
        else:
            etype, value, tb = exc_tuple

        if etype is None:
            if hasattr(sys, 'last_type'):
                etype, value, tb = sys.last_type, sys.last_value, \
                                   sys.last_traceback
        
        if etype is None:
            raise ValueError("No exception to find")
        
        # Now store the exception info in sys.last_type etc.
        # WARNING: these variables are somewhat deprecated and not
        # necessarily safe to use in a threaded environment, but tools
        # like pdb depend on their existence, so let's set them.  If we
        # find problems in the field, we'll need to revisit their use.
        sys.last_type = etype
        sys.last_value = value
        sys.last_traceback = tb
        
        return etype, value, tb
def _get_exc_info ( self , exc_tuple = None ) : if exc_tuple is None : etype , value , tb = sys . exc_info ( ) else : etype , value , tb = exc_tuple if etype is None : if hasattr ( sys , 'last_type' ) : etype , value , tb = sys . last_type , sys . last_value , sys . last_traceback if etype is None : raise ValueError ( "No exception to find" ) # Now store the exception info in sys.last_type etc. # WARNING: these variables are somewhat deprecated and not # necessarily safe to use in a threaded environment, but tools # like pdb depend on their existence, so let's set them.  If we # find problems in the field, we'll need to revisit their use. sys . last_type = etype sys . last_value = value sys . last_traceback = tb return etype , value , tb
get exc_info from a given tuple, sys.exc_info() or sys.last_type etc.
        
        Ensures sys.last_type,value,traceback hold the exc_info we found,
        from whichever source.
        
        raises ValueError if none of these contain any information
get exc_info from a given tuple sys . exc_info () or sys . last_type etc . Ensures sys . last_type value traceback hold the exc_info we found from whichever source . raises ValueError if none of these contain any information