def select_functions(expr):
body = Group(expr)<EOL>return Group(<EOL>function("<STR_LIT>", body, caseless=True)<EOL>| function("<STR_LIT>", body, caseless=True)<EOL>| function("<STR_LIT>", body, caseless=True)<EOL>| function("<STR_LIT>", body, caseless=True)<EOL>| function("<STR_LIT>", caseless=True)<EOL>| function("<STR_LIT>", caseless=True)<EOL>).setResultsName("<STR_LIT>")<EOL>
Create the function expressions for selection