Removing the continous newline characters from the pythong string

[mobil]

Hi guys i m trying out newline characters and to clean them up
a\n\n\n\n\n\n\n\n\nsss\n\n\n\n\n\n\n\n\n\n\nvvvv\n\n\n\nvsa\n\n\n\nasf
\n\nafs

hello guys

im trying to replace
\n\n\n\n\n\n\n\n\n with \n

thanks for help

\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n also with \n as the browser gives
\r carrriage returns

thanks for any help or pointers