skim does the open_pore_level

Author: hasindu2008

docs/commands.md

@@ -264,7 +264,7 @@ If the file is intact, the commands exits with 0. Otherwise it exits with a non-
 
 ### skim
 
-Skims through components in a SLOW5/BLOW5 file requested by user (using options) and prints to standard out. If no options are provided, all the SLOW5 fields except the raw signal will be printed to standard out. enum data types are printed as strings. This subprogramme is available form slow5tools v0.7.0 onwards.
+Skims through components in a SLOW5/BLOW5 file requested by user (using options) and prints to standard out. If no options are provided, all the SLOW5 fields except the raw signal will be printed to standard out. enum data types are printed as strings. This subprogramme is available form slow5tools v0.7.0 onwards. Note that while the primary fields are printed in strict order, the order of auxiliary fields are not bound by any strict order.
 
 ```
 slow5tools skim [OPTIONS] file.blow5

slow5lib

@@ -252,6 +252,8 @@ static void (*aux_print_func(char *field))(struct aux_print_param *p){
         aux_func = float_print;
     } else if (strcmp(field,"num_minknow_events")==0){ //uint64_t
         aux_func = start_time_num_minknow_events_print;
+    } else if (strcmp(field,"open_pore_level")==0){ //float
+        aux_func = float_print;
     } else{
         aux_func = just_the_dot;
         WARNING("Field '%s' is not yet handled or not present in the input file. A '.' will be printed\n",field);