sentiment/download_prepare.sh: remove whitespaces before brackets

cd trees

# prepare data for file L.trees

# convert dev.txt and train.txt into UTF-8 format |   replace ( by {    |   replace ) by }    | sort by number of nodes (equivalent to number of "{")

iconv -f ISO-8859-1 -t "UTF-8" dev.txt train.txt  | sed -e 's/(/{/g' | sed -e 's/)/}/g' | awk '{print gsub("{","{"), $0}' | sort -n  | cut -d' ' -f2- > ../sentiment.bracket

# convert dev.txt and train.txt into UTF-8 format |  replace ( by {  |   replace ) by } |   remove whitespace before '{'   | sort by number of nodes (equivalent to number of "{")

iconv -f ISO-8859-1 -t "UTF-8" dev.txt train.txt  | sed -e 's/(/{/g' | sed -e 's/)/}/g' | sed -E 's/[[:space:]]([{])/\1/g' | awk '{print gsub("{","{"), $0}' | sort -n  | cut -d' ' -f2- > ../sentiment.bracket

# go back to the folder

cd ..

 No newline at end of file