Method define_alias

IPython/core/alias.py:223–231

Define a new alias after validating it. This will raise an :exc:`AliasError` if there are validation problems.

(self, name, cmd)

            error("Invalid alias: %s" % e)

    def define_alias(self, name, cmd):
        """Define a new alias after validating it.

        This will raise an :exc:`AliasError` if there are validation
        problems.
        """
        caller = Alias(shell=self.shell, name=name, cmd=cmd)
        self.shell.magics_manager.register_function(caller, magic_kind='line',
                                                    magic_name=name)

    def get_alias(self, name):
        """Return an alias, or None if no alias by that name exists."""