import re
repl_str = '{a: "remove_quotes ({{123}})"}'
repl = re.compile (r '\ "remove_quotes \ ((\ S +) \) \"')
repl.subn (r '\ 1 ', repl_str)
import re
repl_str = '{a: "{{123}}}"}'
repl = re.compile (r '\ "{{{(\ S +)}}} \"')
v, ok = repl.subn ( r '{{\ 1}}', repl_str)
