'Get the variable (a Var instance) with the given *name*.'

def get(self, name):

    if ((name[0] == '.') and name[1:].isdigit()):
        name = 'implicit{}'.format(name[1:])
    var = self.assigner.get_assignment_source(name)
    if (var is None):
        var = self.current_scope.get(name)
    return var
