#Remove everything between and including () and replace the original file with that content
sed -i '' "s/([^)]*)//g" <FileName>

#Remove control characters and colour codes from script output
sed -i -e 's/\x1b\[.\{1,5\}m//g' <FileName>

#Insert tab at beginning of lines.
#Useful in output is going in to a job spec
sed -i 's/^/\t\t/' <filename>