human
Complete the below
def _embed_ptpython_shell(namespace={}, banner=''):

    ''''Start a ptpython shell'
    '''
assistant
#Here is the Python code you requested.
    import ptpython.repl
    @wraps(_embed_ptpython_shell)
    def wrapper(namespace=namespace, banner=''):
        print banner
        ptpython.repl.embed(locals=namespace)
    return wrapper