my $pkgname = $ARGV[0];
my $envname = $ARGV[1];
 chomp;
  s/^\s+|\s+$//g; # trim spaces

##optional 3rd command line argument
my $id = $ARGV[2];
chomp $id;
if (not defined $id) {
($bquery eq $bfquery1)
} else {
($bquery eq $bfquery2)
}