badp@delta:~/Desktop$ echo -e "#\!/usr/bin/python\nimport string as s,random as r;print ''.join(r.sample(s.letters+s.digits+s.punctuation,16))">pw;chmod +x pw;./pw
./pw: line 2: syntax error near unexpected token `('
./pw: line 2: `import string as s,random as r;print ''.join(r.sample(s.letters+s.digits+s.punctuation,16))'